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non-competitive

" in MedChemExpress (MCE) Product Catalog:

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By Research Areas:	Cancer (119) Cardiovascular Disease (42) Endocrinology (22) Infection (63) Inflammation/Immunology (60) Metabolic Disease (73) Neurological Disease (171)
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449

Inhibitors & Agonists

Biochemical Assay Reagents

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Inhibitory Antibodies

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Isotope-Labeled Compounds

Click Chemistry

Oligonucleotides

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-103547

L-168049	GCGR	Metabolic Disease
L-168049 is a potent, selective, orally active and non-competitive glucagon receptor antagonist with IC₅₀s of 3.7 nM, 63 nM, and 60 nM for human, murine, and canine glucagon receptors, respectively .

HY-W096171

D-Dopa 3-Hydroxy-D-tyrosine	Carboxypeptidase	Neurological Disease
D-Dopa is a non-competitive, allosteric inhibitor for glutamate carboxypeptidase II (GCPII) with an IC₅₀ of 200 nM. D-Dopa exhibits good pharmacokinetic characteristics, and low blood-brain barrier permeability in mouse model .

HY-102094

(E/Z)-SIB-1893	mGluR	Neurological Disease
(E/Z)-SIB-1893 is a racemic compound of (E)-SIB-1893 and (Z)-SIB-1893 isomers. (E)-SIB-1893 is a selective non-competitive metabotropic glutamate subtype 5 receptor (mGluR5) antagonist .

HY-149404

Tyrosinase-IN-12	Reactive Oxygen Species Tyrosinase	Others
Non-competitive tyrosinase inhibitor (Tyrosinase-IN-12) is a potent, non-competitive tyrosinase inhibitor with an IC₅₀ value of 49.33 ± 2.64 µM and K_i value of 31.25 ± 0.25 µM. Non-competitive tyrosinase inhibitor (Tyrosinase-IN-12) have the highest radical scavenging activity to reduce the production of reactive oxygen species (ROS) with an IC₅₀ value of 25.39 ± 0.77 µM. Non-competitive tyrosinase inhibitor (Tyrosinase-IN-12) can be used for anti-browning substances in the food and agricultural sectors .

HY-B1413

Eprobemide LIS 630	Monoamine Oxidase	Neurological Disease
Eprobemide is a non-competitive reversible inhibitor of monoamine oxidase A.

HY-B1194A

Tetramisole	Cholinesterase (ChE) Insecticide	Neurological Disease
Tetramisole is an antinematodal agent with oral activity. Tetramisole blocks neuromuscular transmission via non-competitive depolarizing .

HY-138165

Ac-Phe-NH2	E1/E2/E3 Enzyme	Others
Ac-Phe-NH2 is a non-competitive inhibitor of polyubiquitin chain elongation at K_i value of 8 mM by destabilizing the active trimer .

HY-168108

Antifungal agent 115	Fungal	Infection
Antifungal agent 115 (compound 8n) is a non-competitive chitin synthase (CHS) inhibitor with an IC₅₀ of 93 μM. Antifungal agent 115 demonstrates good selectivity and broad-spectrum antifungal activity, exhibiting significant efficacy against drug-resistant fungi. Antifungal agent 115 can be utilized in fungi infection research .

HY-122646

USP7-IN-2	Deubiquitinase MDM-2/p53	Cancer
USP7-IN-2 (compound 4) is a non-competitive USP7 inhibitor with an IC₅₀ of 6 nM. USP7-IN-2 causes degradation of MDM2, stabilization of p53 and induction of p21 in multiple cell lines, and can be utilized in cancer research .

HY-156029

IA1-8H2	Phosphatase	Cancer
IA1-8H2 is a non-covalent, non-competitive inhibitor of PHPT1 (IC₅₀: 3.4 μM). IA1-8H2 can be used for research of lung cancer, hepatocarcinoma, and renal cancer .

HY-14166A

MK-886 sodium salt L 663536 sodium salt	PPAR Apoptosis Leukotriene Receptor FLAP	Cancer
MK-886 (L 663536) sodium salt is a potent, cell-permeable and orally active FLAP (IC₅₀ of 30 nM) and leukotriene biosynthesis (IC₅₀s of 3 nM and 1.1 μM in intact leukocytes and human whole blood, respectively) inhibitor. MK-886 sodium salt is also a non-competitive PPARα antagonist and can induce apoptosis .

HY-169411

α-Glucosidase-IN-77	Glycosidase	Metabolic Disease
α-Glucosidase-IN-77 (Compound H7) is a non-competitive inhibitor for α-glucosidase with an IC₅₀ of 1.25 μM. α-Glucosidase-IN-77 lowers blood glucose levels, improves glucose tolerance, regulates intestinal microbiota, and exhibits hepatoprotective effect in mouse type 2 diabetes model .

HY-14166

MK-886 5+ Cited Publications L 663536	FLAP Leukotriene Receptor PPAR Apoptosis	Cancer
MK-886 (L 663536) is a potent, cell-permeable and orally active FLAP (IC₅₀ of 30 nM) and leukotriene biosynthesis (IC₅₀s of 3 nM and 1.1 μM in intact leukocytes and human whole blood, respectively) inhibitor. MK-886 is also a non-competitive PPARα antagonist and can induce apoptosis .

HY-115939

Urease-IN-2	Bacterial	Infection
Urease-IN-2 (compound 8g) is a non-competitive urease inhibitor with an IC₅₀ of 0.94 μM and a K_i of 1.6 μM. Urease-IN-2 inhibits the Jack bean urease (JBU) in a non-competitive manner .

HY-110097

Aptiganel hydrochloride CNS 1102	iGluR	Neurological Disease
Aptiganel hydrochloride (Cerestat) is a non-competitive NMDA receptor antagonist with neuroprotective effect.

HY-173028

RH01201	Parasite	Infection
RH01201 is the non-competitive inhibitor for plasmepsin II with a K_i of 123 μM .

HY-W010510

DL-Norvaline 2-Aminopentanoic acid	Endogenous Metabolite Arginase	Metabolic Disease
DL-Norvaline, a derivative of L-norvaline, L-norvaline is a non-competitive inhibitor of arginase.

HY-12371

VU0431316	mGluR	Neurological Disease
VU0431316 is a potent and selective non-competitive antagonist of mGlu5 with an IC₅₀ value of 24 nM .

HY-100979

W-84 dibromide HDMPPA	mAChR	Others
W-84 (dibromide) is a potent allosteric modulator of M2-cholinoceptors, which retards [ ³H]N-methylscopolamine dissociation. W-84 dibromide can stabilize cholinergic antagonist-receptor complexes. W-84 (dibromide) is a non-competitive muscarinic acetylcholine receptors antagonist with allosteric effects. W-84 (dibromide) protects over additively against an organophosphate-intoxication when applied in combination with atropine .

HY-N12427

Litchinol B	Tyrosinase	Cancer
Litchinol B (compound 2) is a non-competitive tyrosinase inhibitor with an inhibition constant of 5.70 μM .

HY-149888

AChE-IN-31	Cholinesterase (ChE)	Neurological Disease
AChE-IN-31 (compound 1) is a non-competitive AChE inhibitor with potential for the study of Alzheimer's disease .

HY-50672

MK-0731	Kinesin Apoptosis Lipoxygenase	Cancer
MK-0731 is a selective, non-competitive and allosteric kinesin spindle protein (KSP) inhibitor with an IC₅₀ of 2.2 nM and a pK_a of 7.6. MK-0731 is >20,000 fold selectivity against other kinesins. MK-0731 induces mitotic arrest and induces apoptosis in tumors. MK-0731 provides significant antitumor efficacy .

HY-163974

MRS7292	Dopamine Transporter	Neurological Disease
MRS7292 is a non-competitive inhibitor of human dopamine transporter (hDAT). MRS7292 inhibits dopamine transport .

HY-15084

Dizocilpine maleate 30+ Cited Publications (+)-MK 801 Maleate	iGluR	Neurological Disease
Dizocilpine maleate (MK-801 maleate) is a potent, selective and non-competitive NMDA receptor antagonist with K_d of 37.2 nM in rat brain membranes.

HY-117672

L-671776	Phosphatase	Others
L-671776 can be isolated from a fungal strain (ATCC 20928B), is a non-competitive inhibitor of IMPase .

HY-12042A

Pimasertib hydrochloride AS703026 hydrochloride; MSC1936369B hydrochloride	MEK	Cancer
Pimasertib hydrochloride is a highly selective, ATP non-competitive allosteric orally available MEK1/2 inhibitor .

HY-116554

GYKI-46903	5-HT Receptor	Neurological Disease
GYKI-46903 is a non-competitive antagonist for 5-HT3 receptor, with the pIC₅₀ of 6.91 .

HY-164371

(+)-JJ-74-138	Androgen Receptor	Cancer
(+)-JJ-74-138, a novel non-competitive androgen receptor (AR) antagonist, is capable of inhibiting Enzalutamide-resistant CRPC .

HY-15251

Reparixin 50+ Cited Publications Repertaxin; DF 1681Y	CXCR	Inflammation/Immunology Endocrinology Cancer
Reparixin is a non-competitive allosteric inhibitor of the chemokine receptors CXCR1 and CXCR2 activation with IC₅₀s of 1 and 100 nM, respectively.

HY-12042

Pimasertib 5+ Cited Publications AS703026; MSC1936369B	MEK	Cancer
Pimasertib (AS703026) is a highly selective, ATP non-competitive allosteric orally available MEK1/2 inhibitor .

HY-148394

UCK2 Inhibitor-1	DNA/RNA Synthesis	Infection Cancer
UCK2 Inhibitor-1 (Compound 20874830-2) is a non-competitive UCK2 inhibitor with an IC₅₀ of 4.7 µM .

HY-101356

CPCCOEt	mGluR	Neurological Disease
CPCCOEt is a low affinity, selective, non-competitive and reversible antagonist of metabotropic glutamate receptor 1b (mGluR1b) .

HY-113730

VUF5834	CXCR	Others
VUF5834 is a non-peptide chemokine receptor CXCR3 antagonist with non-competitive antagonistic and inverse agonistic activities. VUF5834 blocks the effects of CXCL10 and CXCL11 on human CXCR3, exhibits non-competitive antagonistic and inverse agonistic properties to CXCR3, and, except for TAK-779, has a slightly lower affinity for rodent CXCR3 than for primate CXCR3.

HY-163879

hMAO-B-IN-9	Monoamine Oxidase Reactive Oxygen Species Ferroptosis	Neurological Disease
hMAO-B-IN-9 (Compound 25c) is a non-competitive inhibitor for monoamine oxidase B (MAO-B) with an IC₅₀ of 1.58 µM (hMAO-B). hMAO-B-IN-9 forms complex with iron ions as a chelator, and inhibits Erastin (HY-15763)-induced ferroptosis. hMAO-B-IN-9 exhibits antioxidant activity by downregulating the level of reactive oxygen species (ROS). hMAO-B-IN-9 improves cognitive function in mice, without significant toxicity (30 mg/kg). hMAO-B-IN-9 is blood-brain barrier permeable, according to the in silico prediction .

HY-116530

9-Cyclopentyladenine monomethanesulfonate 9-CP-Ade mesylate	Adenylate Cyclase	Others Neurological Disease
9-Cyclopentyladenine monomethylsulfonate (9-CP-Ade mesylate) is a stable non-competitive adenylate cyclase inhibitor with cell permeable properties .

HY-103557

Ro 64-5229	mGluR	Neurological Disease
Ro 64-5229 is a selective, non-competitive mGlu2 antagonist. RO 64-5229 reduces the presynaptic inhibitory effect of Neuroligin 1 .

HY-N1470

Plantagoside	Others	Metabolic Disease
Plantagoside, isolated from the seeds of Plantago asiatica, is a specific and non-competitive inhibitor for jack bean α-mannosidase, with an IC₅₀ of 5 μM .

HY-W015309

Decanoic acid 1 Publications Verification	iGluR Tyrosinase c-Met/HGFR Glutaminase Endogenous Metabolite	Neurological Disease Metabolic Disease Cancer
Decanoic acid is a key component of the medium-chain triglyceride (MCT) found in coconut oil. Decanoic acid is a brain-penetrant and non-competitive inhibitor of AMPA receptor showing antiseizure activity in rats. Decanoic acid reduces tyrosinase activity and inhibits melanosome maturation. Decanoic acid suppresses the phosphorylation of c-Met and induced apoptosis in hepatocellular carcinoma (HCC) cells by inhibiting the expression of various oncogenic proteins, which is promising for research in the field of mTORC1 signaling, HCC and epilepsy .

HY-W107464

G6PDi-1 2 Publications Verification	PDI	Metabolic Disease Inflammation/Immunology
G6PDi-1 is a reversible and non-competitive glucose-6-phosphate dehydrogenase (G6PD) inhibitor with an IC₅₀ of 0.07 μM for human G6PD. G6PDi-1 depletes NADPH most strongly in lymphocytes. G6PDi-1 markedly decreases inflammatory cytokine production in T cells .

HY-164264

Caged MK801	iGluR	Neurological Disease
Caged MK801 (cMK801) is a selective, non-competitive, irreversible NMDA receptor open-channel blocker. NVOC cages are neuro pharmocologically compatible .

HY-107716

Ro 8-4304 hydrochloride	iGluR	Neurological Disease
Ro 8-4304 hydrochloride is a potent NMDA receptor antagonist. Ro 8-4304 hydrochloride is a NR2B selective, non-competitive, voltage-independent antagonist .

HY-12503

CFM-2 1 Publications Verification	iGluR	Neurological Disease Cancer
CFM-2 is a potent and selective non-competitive AMPAR antagonist . CFM-2 possesses anticonvulsant activity in various models of seizures .

HY-19715

SGC707 5+ Cited Publications	Histone Methyltransferase	Metabolic Disease
SGC707 is a potent, selective, and non-competitive PRMT3 (protein arginine methyltransferase 3) inhibitor (IC₅₀=31 nM, K_d=53 nM).

HY-N0235

Bakuchiol 2 Publications Verification (S)-(+)-Bakuchiol	Carboxylesterase (CES) p38 MAPK Autophagy UGT	Infection Metabolic Disease Inflammation/Immunology Cancer
Bakuchiol is a phytoestrogen that can be obtained from psoralen seeds. Bakuchiol has been proven to be a non-competitive inhibitor of multiple enzymes, including UDP-glucuronosyltransferase 2B7 (UGT2B7) and human carboxylesterase 2 (hCE2) , with IC₅₀s values of 40.9 μM and 7.28 μM, respectively. Bakuchiol exhibits significant research and application potential in areas such as anti-inflammatory , antibacterial , antitumor therapies, as well as drug metabolism regulation.

HY-124569

NAB-14	iGluR	Neurological Disease
NAB-14 is a potent, selective, orally active and non-competitive GluN2C/2D antagonists with an IC₅₀ of 580 nM for GluN1/GluN2D. NAB-14 shows >800-fold selective for recombinant GluN2C and GluN2D over GluN2A and GluN2B. NAB-14 can cross the blood-brain-barrier .

HY-19519A

Ladarixin sodium 1 Publications Verification DF 2156A	CXCR	Infection Inflammation/Immunology Cancer
Ladarixin sodium (DF 2156A) is an orally active, allosteric non-competitive and dual CXCR1 and CXCR2 antagonist. Ladarixin sodium can be used for the research of COPD and asthma .

HY-B1655

Fluspirilene 1 Publications Verification R 6218; Redeptin	Calcium Channel	Neurological Disease
Fluspirilene is a non-competitive antagonist of L-type calcium channels with an IC₅₀ of 0.03 μM. Fluspirileneis a long-acting injectable depot antipsychotic agent used for schizophrenia.

HY-170800

DPP-4-IN-15	Dipeptidyl Peptidase	Others
DPP-4-IN-15 (Compound 22) is a non-competitive inhibitor of dipeptidyl peptidase-4 (DPP-4) with an IC₅₀ of 8.24 μM .

HY-116564

Lotilaner	Parasite GABA Receptor	Infection
Lotilaner is a parasiticide, acts as a potent non-competitive antagonist of insects GABACl receptors, with an IC₅₀ of 23.84 nM for Drosophila melanogaster GABA receptor. No effect on a dog GABAA receptor .

HY-121966

Riparin Riparin III	Others	Cancer
Riparin is a nonspecific smooth muscle relaxant. Riparin inhibits CaCl2-induced contractions in a reversible and non-competitive manner and can be used in spasmolytic studies .

Cat. No.	Product Name	Type

HY-15908

BCA 5 Publications Verification Disodium bicinchoninate	Biochemical Assay Reagents
BCA (Disodium bicinchoninate) is an orally active and non-competitive Beta-site amyloid precursor protein cleaving enzyme 1 (BACE1) inhibitor with an IC₅₀ value of 28 µM, a K_i value of 43 µM. BCA shows anticancer activity. BCA has the potential for the research of Alzheimer's disease (AD) .

Cat. No.	Product Name	Target	Research Area

HY-W096171

D-Dopa 3-Hydroxy-D-tyrosine	Carboxypeptidase	Neurological Disease
D-Dopa is a non-competitive, allosteric inhibitor for glutamate carboxypeptidase II (GCPII) with an IC₅₀ of 200 nM. D-Dopa exhibits good pharmacokinetic characteristics, and low blood-brain barrier permeability in mouse model .

HY-P1178

Cyclotraxin B 3 Publications Verification	Trk Receptor p38 MAPK	Neurological Disease
Cyclotraxin B is a BBB-penetrable and selective TrkB inhibitor. Cyclotraxin B inhibits BDNF-induced TrkB activity in a non-competitive manner, with an IC₅₀ of 0.30 nM. Cyclotraxin B has analgesic and anxiolytic effects .

HY-P1271

Catestatin Catestatin (cattle)	nAChR	Cardiovascular Disease
Catestatin is a 21-amino acid residue, cationic and hydrophobic peptide. Catestatin is an endogenous peptide that regulates cardiac function and blood pressure . Catestatin is a non-competitive nicotinic antagonist acting through nicotinic acetylcholine receptors (nAChRs) to inhibit catecholamine release .

HY-P1271A

Catestatin TFA	nAChR	Cardiovascular Disease
Catestatin TFA is a 21-amino acid residue, cationic and hydrophobic peptide. Catestatin TFA is an endogenous peptide that regulates cardiac function and blood pressure . Catestatin TFA is a non-competitive nicotinic antagonist acting through nicotinic acetylcholine receptors (nAChRs) to inhibit catecholamine release .

HY-P4160

PDC31 THG113.31; ILGHXDYK	Prostaglandin Receptor	Endocrinology
PDC31 (THG113.31; ILGHXDYK) is an allosteric and non-competitive inhibitor of FP Prostaglandin Receptor. PDC31 is the D-amino acid-based oligopeptide, is used for smooth muscle contractile agent. PDC31 decreases the strength and duration of uterine contractions in vivo, which can be used for research of preterm labor and primary dysmenorrhea (PD). PDC31 also enhances Ca ²⁺-dependent large-conductance K ⁺-channel in human myometrial cells .

HY-P1178A

Cyclotraxin B TFA	Trk Receptor	Neurological Disease
Cyclotraxin B TFA is a BBB-penetrable and selective TrkB inhibitor. Cyclotraxin B TFA inhibits BDNF-induced TrkB activity in a non-competitive manner, with an IC₅₀ of 0.30 nM. Cyclotraxin B TFA has analgesic and anxiolytic effects .

HY-P10571

GPS1573	Melanocortin Receptor	Endocrinology
GPS1573 is a noncompetitive antagonist of melanocortin type 2 receptor (MC2R) that dose-dependently antagonizes ACTH-stimulated MC2R activity (IC₅₀=66 nM). GPS1573 can be used in the study of Cushing's disease due to its highly selective antagonism of MC2R .

HY-P5846

Muscarinic toxin 3 MT3	mAChR Adrenergic Receptor	Neurological Disease
Muscarinic toxin 3 (MT3) is a potent and non-competitive mAChR and adrenoceptors antagonist with pIC₅₀s of 6.71, 8.79, 8.86, 7.57, 8.13, 8.49, <6.5, 7.29 against M₁, M₄, α_1A, α_1B, α_1D,α_2A,α_2B and α_2C receptors, respectively. Muscarinic toxin 3 displays prominent adrenoceptor activity .

HY-P5987

Calmodulin Kinase IINtide, Myristoylated Myr-CaMKIINtide	CaMK	Neurological Disease
Calmodulin Kinase IINtide, Myristoylated (Myr-CaMKIINtide) is a selective and noncompetitive inhibitor of CaMKII .

HY-P5175

Muscarinic toxin 7	mAChR	Neurological Disease
Muscarinic toxin 7 is a peptide toxin with selective and noncompetitive antagonism at the muscarinic M1 receptor .

HY-P1289

[Ala113]MBP(104-118)	PKC	Others
[Ala113]MBP(104-118) is an noncompetitive peptide inhibitors of protein kinase C (PKC), with IC₅₀s ranging from 28-62 μM .

HY-P1289A

[Ala107]MBP(104-118)	PKC	Others
[Ala107]MBP(104-118) is an noncompetitive peptide inhibitors of protein kinase C (PKC), with IC₅₀s ranging from 46-145 μM .

HY-P1289C

[Ala113]MBP(104-118) TFA	PKC	Others
[Ala113]MBP(104-118) TFA is an noncompetitive peptide inhibitors of protein kinase C (PKC), with IC₅₀s ranging from 28-62 μM .

HY-P1289B

[Ala107]MBP(104-118) TFA	PKC	Others
[Ala107]MBP(104-118) TFA is an noncompetitive peptide inhibitors of protein kinase C (PKC), with IC₅₀s ranging from 46-145 μM .

HY-P1831

Proadrenomedullin (1-20), human ProAM N20, Human; PAMP-20, human	nAChR	Neurological Disease
Proadrenomedullin (1-20), human is a potent hypotensive and catecholamine release–inhibitory peptide released from chromaffin cells with an IC₅₀ of ~350 nM for catecholamine secretion in PC12 pheochromocytoma cells, acting in a noncompetitive manner specifically at the nicotinic cholinergic receptor .

HY-P10811

Na2+ - Ca2+ Exchanger inhibitory peptide XIP	Na+/Ca2+ Exchanger	Neurological Disease
Na ⁺-Ca ²⁺ Exchanger inhibitory peptide (XIP) is a Na ⁺-Ca ²⁺ exchanger inhibitor with a K_i of 200 nM. Na ⁺-Ca ²⁺ Exchanger inhibitory peptide inhibits the Na ⁺-dependent Ca ²⁺ uptake and the Na ⁺-dependent Ca ²⁺ efflux of sarcolemmal vesicles in a noncompetitive manner .

HY-P1259

PR-39	Proteasome Bacterial	Inflammation/Immunology
PR-39, a natural proline- and arginine-rich antibacterial peptide, is a noncompetitive, reversible and allosteric proteasome inhibitor. PR-39 reversibly binds to the α7 subunit of the proteasome and blocks degradation of NF-κB inhibitor IκBα by the ubiquitin-proteasome pathway. PR-39 stimulates angiogenesis, inhibits inflammatory responses and significant reduces myocardial infarct size in mice .

HY-P1259A

PR-39 TFA	Proteasome Bacterial	Inflammation/Immunology
PR-39 TFA, a natural proline- and arginine-rich antibacterial peptide, is a noncompetitive, reversible and allosteric proteasome inhibitor. PR-39 TFAreversibly binds to the α7 subunit of the proteasome and blocks degradation of NF-κB inhibitor IκBα by the ubiquitin-proteasome pathway. PR-39 TFA stimulates angiogenesis, inhibits inflammatory responses and significant reduces myocardial infarct size in mice .

HY-P5876

Proadrenomedullin (N-20) (bovine, porcine) ProADM N20(bovine, porcine); PAMP-20(bovine, porcine)	nAChR	Neurological Disease
Proadrenomedullin (N-20) (ProADM N20) (bovine, porcine) is a potent and noncompetitive hypotensive and catecholamine release-inhibitory peptide released from chromaffin cells. Proadrenomedullin (N-20) (bovine, porcine) inhibits catecholamine secretion with an IC₅₀ of 350 nM in PC12 pheochromocytoma cells. Proadrenomedullin (N-20) (bovine, porcine) also blocks (EC₅₀≈270 nM) nicotinic cholinergic agonist desensitization of catecholamine release, as well as desensitization of nicotinic signal transduction ( ²²Na ⁺ uptake) .

HY-P5158

Conopeptide rho-TIA	Adrenergic Receptor	Others
Conopeptide rho-TIA is a peptide derived from the venom contained in the predatory sea snail Conus tulipa, has highly selective and noncompetitive inhibitor at human α_1B-Adrenergic Receptor. Conopeptide rho-TIA acts a competitive inhibitor at human α_1A-Adrenergic Receptor and α_1D-Adrenergic Receptor. Conopeptide rho-TIA binds to each subtype and may provide useful information for the development of novel α₁-Adrenergic Receptor subtype-selective drugs .

HY-P2200

Siamycin I BMY-29304	HIV Antibiotic	Infection Inflammation/Immunology
Siamycin I (BMY-29304), a 21-residue tricyclic peptide, is a secondary metabolite in actinomycetes. Siamycin I is a HIV fusion inhibitor with ED₅₀s of 0.05 to 5.7 μM for acute HIV type 1 (HIV-1) and HIV-2 infections. Siamycin I inhibits the gelatinase and gelatinase biosynthesis-activating pheromone (GBAP) signaling via the FsrC-FsrA two-component regulatory system in a noncompetitive manner. Siamycin I suppresses the expression of both fsrBDC and gelE-sprE transcripts. Siamycin I, a lasso peptide, interacts with lipid II and inhibits cell wall biosynthesis. Siamycin I, an antibiotic, has the potential for enterococcal infections research .

Cat. No.	Product Name	Target	Research Area

HY-P99191

Emapalumab NI-0501	IFNAR	Inflammation/Immunology
Emapalumab (NI-0501) is a human monoclonal IgG1 antibody that noncompetitively inhibits IFN-γ. Emapalumab binds with high affinity (K_d= 1.4 pM) to both free IFN-γ as well as IFN-γ bound to its receptor. Emapalumab can be used in research of hemophagocytic lymphohistiocytosis (HLH) .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-W010510

DL-Norvaline 2-Aminopentanoic acid	Classification of Application Fields Ketones, Aldehydes, Acids Source classification Metabolic Disease Endogenous metabolite Disease Research Fields	Endogenous Metabolite Arginase
DL-Norvaline, a derivative of L-norvaline, L-norvaline is a non-competitive inhibitor of arginase.

HY-N1470

Plantagoside	Plantaginaceae Structural Classification Flavonoids Classification of Application Fields Flavonones Source classification Phenols Polyphenols Metabolic Disease Plantago asiatica L. Plants Disease Research Fields	Others
Plantagoside, isolated from the seeds of Plantago asiatica, is a specific and non-competitive inhibitor for jack bean α-mannosidase, with an IC₅₀ of 5 μM .

HY-W015309

Decanoic acid 1 Publications Verification	Structural Classification Microorganisms Neurological Disease Classification of Application Fields Ketones, Aldehydes, Acids Source classification Endogenous metabolite Disease Research Fields Biological Pesticide Research Agricultural Research	iGluR Tyrosinase c-Met/HGFR Glutaminase Endogenous Metabolite
Decanoic acid is a key component of the medium-chain triglyceride (MCT) found in coconut oil. Decanoic acid is a brain-penetrant and non-competitive inhibitor of AMPA receptor showing antiseizure activity in rats. Decanoic acid reduces tyrosinase activity and inhibits melanosome maturation. Decanoic acid suppresses the phosphorylation of c-Met and induced apoptosis in hepatocellular carcinoma (HCC) cells by inhibiting the expression of various oncogenic proteins, which is promising for research in the field of mTORC1 signaling, HCC and epilepsy .

HY-N0235

Bakuchiol 2 Publications Verification (S)-(+)-Bakuchiol	Structural Classification Monophenols Classification of Application Fields Leguminosae Source classification Phenols Psoralea corylifolia L. Plants Disease Research Fields Cancer	Carboxylesterase (CES) p38 MAPK Autophagy UGT
Bakuchiol is a phytoestrogen that can be obtained from psoralen seeds. Bakuchiol has been proven to be a non-competitive inhibitor of multiple enzymes, including UDP-glucuronosyltransferase 2B7 (UGT2B7) and human carboxylesterase 2 (hCE2) , with IC₅₀s values of 40.9 μM and 7.28 μM, respectively. Bakuchiol exhibits significant research and application potential in areas such as anti-inflammatory , antibacterial , antitumor therapies, as well as drug metabolism regulation.

HY-B0199A

Mycophenolate mofetil hydrochloride Maximum Cited Publications 8 Publications Verification RS 61443 hydrochloride; TM-MMF hydrochloride	Structural Classification Monophenols Classification of Application Fields Source classification Phenols Endogenous metabolite Disease Research Fields Cancer	Endogenous Metabolite Bacterial
Mycophenolate mofetil (RS 61443) hydrochloride is a immunosuppressant, a non-competitive, selective and reversible inhibitor of inosine monophosphate dehydrogenase (IMPD) type I/II with IC₅₀s of 39 nM and 27 nM, respectively.

HY-N2197

Hirsuteine	Uncaria rhynchophylla (Miq.) Miq. ex Havil. Alkaloids Structural Classification Neurological Disease Classification of Application Fields Source classification Rubiaceae Plants Disease Research Fields Indole Alkaloids	nAChR
Hirsuteine is an indole alkaloid extracted from Uncaria rhynchophylla. Hirsuteine non-competitively antagonizes nicotine-mediated dopamine release by blocking ion permeation through nicotinic receptor channel complexes .

HY-N12427

Litchinol B	Structural Classification Monophenols Litchi Chinensis Sonn. Source classification Sapindaceae Phenols Plants	Tyrosinase
Litchinol B (compound 2) is a non-competitive tyrosinase inhibitor with an inhibition constant of 5.70 μM .

HY-117672

L-671776	Structural Classification Microorganisms Ketones, Aldehydes, Acids Source classification	Phosphatase
L-671776 can be isolated from a fungal strain (ATCC 20928B), is a non-competitive inhibitor of IMPase .

HY-W015309R

Decanoic acid (Standard)	Structural Classification Microorganisms Ketones, Aldehydes, Acids Source classification Endogenous metabolite	iGluR Tyrosinase c-Met/HGFR Glutaminase
Decanoic acid (Standard) is the analytical standard of Decanoic acid. This product is intended for research and analytical applications. Decanoic acid is a key component of the medium-chain triglyceride (MCT) found in coconut oil. Decanoic acid is a brain-penetrant and non-competitive inhibitor of AMPA receptor showing antiseizure activity in rats. Decanoic acid reduces tyrosinase activity and inhibits melanosome maturation. Decanoic acid suppresses the phosphorylation of c-Met and induced apoptosis in hepatocellular carcinoma (HCC) cells by inhibiting the expression of various oncogenic proteins, which is promising for research in the field of mTORC1 signaling, HCC and epilepsy .

HY-W010510R

DL-Norvaline (Standard)	Structural Classification Ketones, Aldehydes, Acids Source classification Endogenous metabolite	Endogenous Metabolite Arginase
DL-Norvaline (Standard) is the analytical standard of DL-Norvaline. This product is intended for research and analytical applications. DL-Norvaline, a derivative of L-norvaline, L-norvaline is a non-competitive inhibitor of arginase.

HY-N12736

Dehydrodanshenol A	Structural Classification Terpenoids Labiatae Samanea saman (Jacq.) Merr. Source classification Diterpenoids Plants	Phosphatase
Dehydrodanshenol A is a non-competitive inhibitor of Protein tyrosine phosphatase 1B (PTP1B), with an IC₅₀ value of 8.5 μM. Dehydrodanshenol A can be used in diabetes-related research .

HY-N6054

Niranthin	Infection Classification of Application Fields Phyllanthus amarus chumacher & Thonning Source classification Lignans Euphorbiaceae Phenylpropanoids Plants Inflammation/Immunology Disease Research Fields	Parasite Topoisomerase
Niranthin, a lignan with a wide spectrum of pharmacological activities. Niranthin is a potent and non-competitive inhibitor of heterodimeric type IB topoisomerase of L. donovani. Niranthin can be used for the research of drug-resistant leishmaniasis research.

HY-N6650

Isotanshinone IIA	Quinones Classification of Application Fields Labiatae Source classification Samanea saman (Jacq.) Merr. Metabolic Disease Plants Naphthalene Quinones Disease Research Fields	Phosphatase
Isotanshinone IIA, an abietane-type diterpene metabolite, could non-competitively inhibit Protein Tyrosine Phosphatase 1B (PTP1B) activity with an IC₅₀ 0f 11.4 μM.

HY-W007686

Imidazoleacetic acid hydrochloride 2 Publications Verification Imidazolyl-4-acetic acid hydrochloride	Structural Classification Classification of Application Fields Ketones, Aldehydes, Acids Source classification Metabolic Disease Endogenous metabolite Disease Research Fields	Endogenous Metabolite GABA Receptor
Imidazoleacetic acid hydrochloride is a γ-aminobutyric acid receptor agonist. Imidazoleacetic acid hydrochloride inhibits GABA-T in a non-competitive manner, with a K_i value of 0.34 mM. Imidazoleacetic acid hydrochloride increases total free GABA in brain .

HY-W727627

5-O-Coumaroylquinic acid	Structural Classification Monophenols Juglandaceae Carya illinoinensis (Wangenheim) K. Koch Source classification Phenols Plants	Amylases
5-O-Coumaroylquinic acid is a potent, reversible, non-competitive α-amylase inhibitor with an IC₅₀ value of 69.39 μM. 5-O-Coumaroylquinic acid can be used in diabetes research .

HY-N10488

BChE-IN-11	Bletilla striata (Thunb. ex Murray) Rchb. f. Orchidaceae Source classification Polyphenols Plants	Cholinesterase (ChE)
BChE-IN-11 (compound 10) is a potent, selective and non-competitive BChE (butyrylcholinesterase) inhibitor, with an IC₅₀ of 2.1 μM. BChE-IN-11 can be used for Alzheimer's disease (AD) research .

HY-N0235R

Bakuchiol (Standard)	Structural Classification Monophenols Leguminosae Source classification Phenols Psoralea corylifolia L. Plants	Carboxylesterase (CES) p38 MAPK Autophagy UGT
Bakuchiol (Standard) is the analytical standard of Bakuchiol. This product is intended for research and analytical applications. Bakuchiol is a phytoestrogen that can be obtained from psoralen seeds. Bakuchiol has been proven to be a non-competitive inhibitor of multiple enzymes, including UDP-glucuronosyltransferase 2B7 (UGT2B7) and human carboxylesterase 2 (hCE2) , with IC₅₀s values of 40.9 μM and 7.28 μM, respectively. Bakuchiol exhibits significant research and application potential in areas such as anti-inflammatory , antibacterial , antitumor therapies, as well as drug metabolism regulation.

HY-N1470R

Plantagoside (Standard)	Plantaginaceae Structural Classification Flavonoids Flavonones Source classification Phenols Polyphenols Plantago asiatica L. Plants	Others
Plantagoside (Standard) is the analytical standard of Plantagoside. This product is intended for research and analytical applications. Plantagoside, isolated from the seeds of Plantago asiatica, is a specific and non-competitive inhibitor for jack bean α-mannosidase, with an IC50 of 5 μM .

HY-N3090

Peucedanol	Structural Classification Carpesium cernuum L. Source classification Coumarins Phenylpropanoids Plants Umbelliferae	Cytochrome P450
Peucedanol is a non-competitive inhibitor of CYP3A4 with a K_i value of 4.07 μM and a competitive inhibitor of CYP1A2 and CYP2D6 with K_i values of 3.39 μM and 6.77 μM, respectively .

HY-N2463

Kushenol E 1 Publications Verification	Flavonoids Classification of Application Fields Leguminosae Flavonones Source classification Phenols Polyphenols Moghania philippinensis (Merr. Et Rolfe) L. Plants Disease Research Fields Cancer	Indoleamine 2,3-Dioxygenase (IDO)
Kushenol E is a class of flavonoids isolated from Sophora flavescens and is a non-competitive indoleamine 2,3-dioxygenase 1 (IDO1) inhibitor with an IC₅₀ of 7.7 µM and a K_i of 9.5 µM, has anti-tumor activity .

HY-N9506

Anisatin	other families Terpenoids Sesquiterpenes Source classification Plants	GABA Receptor
Anisatin, a pure toxic substance isolated from the seeds of a Japanese plant (Illicium anisatum) acts as a picrotoxin-like, non-competitive GABA antagonist. Anisatin suppresses GABA-induced currents in a concentration-dependent manner with an EC₅₀ of ~1.10 μM .

HY-N7377

Butyl isobutyl phthalate	Natural Products other families Classification of Application Fields Source classification Metabolic Disease Plants Disease Research Fields	Glycosidase
Butyl isobutyl phthalate is isolated from the rhizoid of Laminaria japonica. Butyl isobutyl phthalate is a non-competitive α-glucosidase inhibitor with an IC₅₀ value of 38 μM. Butyl isobutyl phthalate shows a hypoglycemic effect and has the potential for diabetes treatment .

HY-N4193

Glabrol 1 Publications Verification	Cardiovascular Disease Structural Classification Flavonoids Classification of Application Fields Leguminosae Flavonones Source classification Phenols Polyphenols Plants Glycyrrhiza uralensis Fisch. Disease Research Fields	Acyltransferase
Glabrol (Compound 1), One isoprenyl flavonoid was isolated from ethanol extract of licorice roots, is a potent and non-competitive Acyl-coenzyme A: cholesterol acyltransferase (ACAT) inhibitor with an IC₅₀ value of 24.6 μM for rat liver microsomal ACAT activity .

HY-N6054R

Niranthin (Standard)	Phyllanthus amarus chumacher & Thonning Source classification Lignans Euphorbiaceae Phenylpropanoids Plants	Parasite Topoisomerase
Niranthin (Standard) is the analytical standard of Niranthin. This product is intended for research and analytical applications. Niranthin, a lignan with a wide spectrum of pharmacological activities. Niranthin is a potent and non-competitive inhibitor of heterodimeric type IB topoisomerase of L. donovani. Niranthin can be used for the research of drug-resistant leishmaniasis research.

HY-N10489

BChE-IN-12	Bletilla striata (Thunb. ex Murray) Rchb. f. Orchidaceae Source classification Polyphenols Plants	Cholinesterase (ChE)
BChE-IN-12 (compound 12) is a potent butyrylcholinesterase (BChE) non-competitive inhibitor with an IC₅₀ value of 2.3 μM. BChE-IN-12 can be isolated from Bletilla striata. BChE-IN-12 can be used for the research of Alzheimer's disease (AD) .

HY-169871

Argiotoxin 636	Structural Classification Animals Source classification Phenols Polyphenols Animal Venoms	iGluR
Argiotoxin 636 is a toxin and the non-specific, non-competitive, and potent ionotropic glutamate receptor (iGluR) antagonist. Argiotoxin 636 blocks excitatory synaptic transmission in neurons and has paralysis and muscle relaxation effects. Argiotoxin 636 can be used in the study of nervous system diseases .

HY-129137

Cyanidin 3-sophoroside chloride Cy 3-soph	Rosaceae Plants Prunus cerasus L.	Tyrosinase
Cyanidin 3-sophoroside chloride is a potent non-competitive reversible polyphenol oxidase (PPO)/Tyrosinase inhibitor. Also, Cyanidin 3-sophoroside chloride can be used as an anti-browning agent to inhibit the degree of PPO browning, enhance the antioxidant damage capacity of fruits and prolong the storage period .

HY-N3136

Onitin	Structural Classification Monophenols Onychium siliculosum (Desv.) C. Chr. Source classification Sinopteridaceae Phenols Plants	Histamine Receptor
Onitin is a natural product, that can be isolated from Onychium siliculosum. Onitin is also a non-competitive antagonist of histamine. Onitin shows activity in blocking the peristaltic reflex of the guinea-pig ileum, in inhibition of the responses of guinea-pig ileum to histamine and of inhibition of the responses of guinea-pig tracheal muscle to histamine .

HY-114203

Eckol	Eisenia bicyclis Structural Classification other families Source classification Phenols Polyphenols Plants	Monoamine Oxidase Influenza Virus
Eckol is a potent hMAO-A (Mixed) and hMAO-B (non-competitive) inhibitor with IC₅₀s of 7.20 and 83.44 μM, respectively. Eckol shows stimulatory effects in maize and can be used as a plant biostimulant. Eckol also shows antiallergic and antiviral effects .

HY-N1919

Ajmalicine 1 Publications Verification Raubasine	Structural Classification Iridoids Classification of Application Fields Terpenoids Source classification Rosaceae Plants Disease Research Fields Endocrinology Rosa multifoloraThunb	Adrenergic Receptor Cholinesterase (ChE)
Ajmalicine (Raubasine) is a potent adrenolytic agent which preferentially blocks α₁-adrenoceptor. Ajmalicine is an reversible but non-competitive nicotine receptor full inhibitor, with an IC₅₀ of 72.3 μM. Ajmalicine also can be used as anti-hypertensive, and serpentine, with sedative activity .

HY-N1919A

Ajmalicine hydrochloride Raubasine hydrochloride	Alkaloids Source classification Rosaceae Plants Rosa multifoloraThunb	Adrenergic Receptor Cholinesterase (ChE)
Ajmalicine (Raubasine) hydrochloride is a potent adrenolytic agent which preferentially blocks α₁-adrenoceptor. Ajmalicine hydrochloride is an reversible but non-competitive nicotine receptor full inhibitor, with an IC₅₀ of 72.3 μM. Ajmalicine hydrochloride also can be used as anti-hypertensive, and serpentine, with sedative activity .

HY-N12761

Penpaxilloids A	Structural Classification Terpenoids Marine natural products Source classification Diterpenoids Marine microorganism	Phosphatase Glycosidase
Penpaxilloids A (Compound 1) is a non-competitive inhibitor of protein tyrosine phosphatase 1B (PTP1B) with an IC₅₀ value of 8.60 μM. Penpaxilloids A can be isolated from the fungus Penicillium sp. ZYX-Z-143. Penpaxilloids A is also an α-glucosidase (α-glucosidase) inhibitor with anti-inflammatory activity .

HY-N12688

2,3-Dihydrocalodenin B	Structural Classification Microorganisms Source classification Phenols Polyphenols	Glycosidase Amylases
2,3-Dihydrocalodenin B (Compound 6) is a compound that can be isolated from Knema globularia. 2,3-Dihydrocalodenin B is a potent and non-competitive inhibitor against α-glucosidase and α-amylase, with IC₅₀ values of 1.1 and 2.6 μM, respectively. 2,3-Dihydrocalodenin B can be used for the research of diabetes .

HY-N10096

Epoxyazadiradione	Infection Triterpenes other families Classification of Application Fields Terpenoids Source classification Plants Disease Research Fields Biological Pesticide Research Agricultural Research	Parasite
Epoxyazadiradione is a limonoid purified from neem (Azadirachta indica) fruits. Epoxyazadiradione inhibits the tautomerase activity of MIF of both human (huMIF) and malaria parasites (Plasmodium falciparum (PfMIF) and Plasmodium yoelii (PyMIF)) non-competitively in a reversible fashion (K_i, 2.11-5.23 μM). Epoxyazadiradione has the potential against proinflammatory reactions induced by MIF of both malaria parasites and human .

HY-17387

(-)-Huperzine A 5 Publications Verification Huperzine A	Structural Classification Alkaloids Neurological Disease Classification of Application Fields Anti-aging Terpenoids Huperziaceae Sesquiterpenes Pyridine Alkaloids Huperzia serrata Plants Disease Research Fields	Cholinesterase (ChE) Apoptosis iGluR
(-)-Huperzine A (Huperzine A) is an alkaloid isolated from Huperzia serrata, with neuroprotective activity. (-)-Huperzine A is a potent, highly specific, reversible and blood-brain barrier penetrant inhibitor of acetylcholinesterase (AChE), with an IC₅₀ of 82 nM. (-)-Huperzine A also is non-competitive antagonist of N-methyl-D-aspartate glutamate (NMDA) receptor. (-)-Huperzine A is developed for the research of neurodegenerative diseases, including Alzheimer’s disease .

HY-N0063

Punicalagin Maximum Cited Publications 8 Publications Verification	Infection Structural Classification Punica granatum L. Classification of Application Fields Source classification Phenols Polyphenols Metabolic Disease Punicaceae Plants Disease Research Fields	SARS-CoV HBV
Punicalagin is a polyphenol ingredient isolated from Pomegranate (Punica granatum L.) or the leaves of Terminalia catappa L.. Punicalagin is a reversible and non-competitive 3CL ^pro inhibitor and inhibits SARS-CoV-2 replication in vitro. Punicalagin is an anti-hepatitis B virus (HBV) agent and has antioxidant, anti-inflammatory, and anticancer effects. Punicalagin has the potential for the research of COVID-19 .

HY-13716

Noscapine 1 Publications Verification (S,R)-Noscapine	Structural Classification Alkaloids Neurological Disease Classification of Application Fields Source classification Quinoline Alkaloids Papaver somniferum Linn. Plants Inflammation/Immunology Disease Research Fields Papaveraceae	Opioid Receptor Apoptosis
Noscapine ((S,R)-Noscapine) is an orally active phthalideisoquinoline alkaloid with potent antitussive. Noscapine exerts its antitussive effects by activating sigma opioid receptors and is a non-competitive Bradykinin inhibitor. Noscapine disrupts microtubule dynamics, induces mitotic arrest and apoptosis. Noscapine possesses anticancer, neuroprotective, anti-inflammatory activities, and can cross the blood-brain barrier .

HY-N1919R

Ajmalicine (Standard)	Structural Classification Iridoids Terpenoids Source classification Rosaceae Plants Rosa multifoloraThunb	Adrenergic Receptor Cholinesterase (ChE)
Ajmalicine (Standard) is the analytical standard of Ajmalicine. This product is intended for research and analytical applications. Ajmalicine (Raubasine) is a potent adrenolytic agent which preferentially blocks α1-adrenoceptor. Ajmalicine is an reversible but non-competitive nicotine receptor full inhibitor, with an IC50 of 72.3 μM. Ajmalicine also can be used as anti-hypertensive, and serpentine, with sedative activity .

HY-N0241

Rhodionin	Flavonols Flavonoids Classification of Application Fields Rhodiola rosea Linn. Source classification Crassulaceae Phenols Polyphenols Metabolic Disease Plants Disease Research Fields Rhodiola crenulata (HK. f. et.Thoms) H. Ohba	Cholinesterase (ChE)
Rhodionin, isolated from the root of Rhodiola crenulata, is a specific non-competitive cytochrome P450 2D6 inhibitor with an IC₅₀ of 0.761 μM and a Ki of 0.769 μM . Rhodionin exhibits potent, dose-dependent inhibitory effects on acetylcholinesterase (AChE) with IC₅₀ ranged from 57.50 to 2.43 μg/mL . Rhodionin exhibits potent DPPH free radical scavenging activities, with an IC₅₀ of 19.49 μM .

HY-13716R

Noscapine (Standard)	Structural Classification Alkaloids Source classification Quinoline Alkaloids Papaver somniferum Linn. Plants Papaveraceae	Opioid Receptor Apoptosis
Noscapine (Standard) is the analytical standard of Noscapine. This product is intended for research and analytical applications. Noscapine ((S,R)-Noscapine) is an orally active phthalideisoquinoline alkaloid with potent antitussive. Noscapine exerts its antitussive effects by activating sigma opioid receptors and is a non-competitive Bradykinin inhibitor. Noscapine disrupts microtubule dynamics, induces mitotic arrest and apoptosis. Noscapine possesses anticancer, neuroprotective, anti-inflammatory activities, and can cross the blood-brain barrier [4] .

HY-N0063R

Punicalagin (Standard)	Structural Classification Punica granatum L. Source classification Phenols Polyphenols Punicaceae Plants	SARS-CoV HBV
Punicalagin (Standard) is the analytical standard of Punicalagin. This product is intended for research and analytical applications. Punicalagin is a polyphenol ingredient isolated from Pomegranate (Punica granatum L.) or the leaves of Terminalia catappa L.. Punicalagin is a reversible and non-competitive 3CLpro inhibitor and inhibits SARS-CoV-2 replication in vitro. Punicalagin is an anti-hepatitis B virus (HBV) agent and has antioxidant, anti-inflammatory, and anticancer effects. Punicalagin has the potential for the research of COVID-19 .

HY-N7513R

Homovanillyl alcohol (Standard)	Structural Classification Monophenols other families Source classification Phenols Plants	TNF Receptor Drug Metabolite
Orphenadrine (hydrochloride) (Standard) is the analytical standard of Orphenadrine (hydrochloride). This product is intended for research and analytical applications. Orphenadrine hydrochloride is an orally active and non-competitive NMDA receptor antagonist (crosses the blood-brain barrier) with a Ki of 6.0 μM. Orphenadrine hydrochloride relieves stiffness, pain and discomfort due to muscle strains, sprains or other injuries. Orphenadrine hydrochloride is also used to relieve tremors associated with parkinson's disease. Orphenadrine citrate has good neuroprotective properties, can be used in studies of neurodegenerative diseases .

HY-N4110

Friedelin 1 Publications Verification	Structural Classification Natural Products Celastraceae Maytenus ilicifolia Plants	Cytochrome P450 NF-κB Interleukin Related
Friedelin is derived from the leaves of Maytenus ilicifolia (Mart). Friedelin is an orally active non-competitive inhibitor of CYP3A4, with IC₅₀ and K_i values of 10.79 μM and 6.16 μM, respectively. Friedelin is also a competitive inhibitor of CYP2E1, with IC₅₀ and K_i values of 22.54 μM and 18.02 μM, respectively. Friedelin can be used in research related to inflammation, neurological diseases, and metabolic disorders .

HY-N2278

Kushenol A 1 Publications Verification Leachianone E	Structural Classification Flavonoids Classification of Application Fields Leguminosae Flavonones Source classification Phenols Polyphenols Sophora flavescens Aiton Plants Disease Research Fields Cancer	Tyrosinase Glycosidase
Kushenol A (Leachianone E) is isolated from the root of Sophora flavescent. Kushenol A is a non-competitive tyrosinase inhibitor to block the conversion of L-tyrosine to L-DOPA, shows IC₅₀ and K_ivalues of 1.1 μM and 0.4 μM, respectively . Kushenol A is a flavonoid antioxidant, has inhibitory effects on alpha-glucosidase (IC₅₀: 45 μM; K_i: 6.8 μM) and β-amylase . Kushenol A is confirmed as potential inhibitors of enzymes targeted by cosmetics for skin whitening and aging .

HY-N13917

Argyrin B	Structural Classification Natural Products Microorganisms Source classification	Proteasome Bacterial
Argyrin B, a natural product cyclic peptide, is a reversible, non-competitive immunoproteasome inhibitor. Argyrin B shows selective inhibition of the β5i and β1i sites of the immunoproteasome over the β5c and β1c sites of the constitutive proteasome with nearly 20-fold selective inhibition of β1i over the homologous β1c. Argyrin B has antibacterial effects .

HY-100513A

Dehydroaltenusin	Structural Classification Monophenols Microorganisms Classification of Application Fields Antibiotics Source classification Phenols Disease Research Anticancer Disease Research Fields Other Antibiotics Cancer	Apoptosis DNA/RNA Synthesis Antibiotic
Dehydroaltenusin is a small molecule selective inhibitor of eukaryotic DNA polymerase α, a type of antibiotic produced by a fungus with an IC₅₀ value of 0.68 μM. The inhibitory mode of action of dehydroaltenusin against mammalian pol α activity is competitive with respect to the DNA template primer (K_i=0.23 μM) and non-competitive with respect to the 2'-deoxyribonucleoside 5'-triphosphate substrate (K_i=0.18 μM) . Dehydroaltenusin arrests the cancer cell cycle at the S-phase and triggers apoptosis . Dehydroaltenusin possesses anti-tumor activity against human adenocarcinoma tumor in vivo .

HY-N0226

Epiberberine	Alkaloids Source classification Ranunculaceae Coptis chinensis Franch. Plants Isoquinoline Alkaloids	Cholinesterase (ChE) Beta-secretase
Epiberberine is an alkaloid isolated from Coptis chinensis, acts as a potent AChE and BChE inhibitor, and a non-competitive BACE1 inhibitor, with IC₅₀s of 1.07, 6.03 and 8.55 μM, respectively. Epiberberine has antioxidant activity, with peroxynitrite ONOO ^- scavenging effect (IC₅₀, 16.83 μM), and can be used for the research of Alzheimer disease . Epiberberine inhibits the early stage of differentiation of 3T3-L1 preadipocytes, downregulates the Raf/MEK1/2/ERK1/2 and AMPKα/Akt pathways . Epiberberinecan be used for the research of diabetic disease .

HY-N0226A

Epiberberine chloride 4 Publications Verification	Alkaloids Structural Classification Neurological Disease Classification of Application Fields Coptis chinensis Franch. Ranunculaceae Source classification Metabolic Disease Plants Isoquinoline Alkaloids Disease Research Fields	Cholinesterase (ChE) Beta-secretase Reactive Oxygen Species
Epiberberine chloride is an alkaloid isolated from Coptis chinensis, acts as a potent AChE and BChE inhibitor, and a non-competitive BACE1 inhibitor, with IC₅₀s of 1.07, 6.03 and 8.55 μM, respectively. Epiberberine chloride has antioxidant activity, with peroxynitrite ONOO ^- scavenging effect (IC₅₀, 16.83 μM), and may protect against Alzheimer disease . Epiberberine chloride inhibits the early stage of differentiation of 3T3-L1 preadipocytes, downregulates the Raf/MEK1/2/ERK1/2 and AMPKα/Akt pathways . Epiberberine has the potential effect in the research of diabetic disease .

HY-N1386

2-Methoxycinnamic acid	Structural Classification Classification of Application Fields Simple Phenylpropanols Ranunculaceae Source classification Metabolic Disease Phenylpropanoids Plants Disease Research Fields Pulsatilla chinensis (Bunge) Regel	Tyrosinase
2-Methoxycinnamic acid is a noncompetitive inhibitor of tyrosinase .

HY-113261A

(Rac)-Oleoylcarnitine	Microorganisms Source classification	GlyT
(Rac)-Oleoylcarnitine is an endogenous acylcarnitine and a potential noncompetitive inhibitor of glycine transporter 2 (GLYT2) that can be used as a pain suppressant.

Cat. No.	Product Name	Chemical Structure

HY-W015309S1

Decanoic acid-d19
Decanoic acid-d₁₉9 is the deuterium labeled Decanoic acid. Decanoic acid, a component of medium chain triclycerides, is a brain-penetrant and non-competitive inhibitor of AMPA receptor. Decanoic acid has antiseizure effects[1][2][3].

HY-W015309S3

Decanoic acid-d5
Decanoic acid-d₅ is the deuterium labeled Decanoic acid. Decanoic acid, a component of medium chain triclycerides, is a brain-penetrant and non-competitive inhibitor of AMPA receptor. Decanoic acid has antiseizure effects[1][2][3].

HY-W015309S

Decanoic acid-d3
Decanoic acid-d₃ is the deuterium labeled Decanoic acid. Decanoic acid, a component of medium chain triclycerides, is a brain-penetrant and non-competitive inhibitor of AMPA receptor. Decanoic acid has antiseizure effects[1][2][3].

HY-17395S

Terbinafine-d3 hydrochloride

Terbinafine-d₃ (hydrochloride) is the deuterium labeled Terbinafine hydrochloride. Terbinafine hydrochloride (TDT 067 hydrochloride) is an antifungal medication used to treat fungal infections. It is a potent non-competitive inhibitor of squalene epoxidase from Candida with a Ki of 30 nM[1][2]. Terbinafine hydrochloride also antibacterial activity against certain Gram-positive and Gram-negative bacteria[3].

HY-12542S

Dantrolene-13C3

Dantrolene- ¹³C₃ is the ¹³C₃ labeled Dantrolene. Dantrolene (F368), a muscle relaxant, non-competitively inhibits human erythrocyte glutathione reductase. Ki and IC50 values are 111.6 μM and 52.3 μM, respectively. Dantrolene is a ryanodine receptor antagonist and Ca2+ signaling stabilizer. Dantrolene can be used for the research of muscle spasticity, malignant hyperthermia, Huntington's disease and other neuroleptic malignant syndrome.

HY-W015309S2

Decanoic acid-d2
Decanoic acid-d₂ is the deuterium labeled Decanoic acid. Decanoic acid, a component of medium chain triclycerides, is a brain-penetrant and non-competitive inhibitor of AMPA receptor. Decanoic acid has antiseizure effects[1][2][3].

HY-B0199AS

Mycophenolate Mofetil-d4 hydrochloride
Mycophenolate Mofetil-d₄ hydrochloride is deuterated labeled Mycophenolate mofetil hydrochloride (HY-B0199A). Mycophenolate mofetil (RS 61443) hydrochloride is a immunosuppressant, a non-competitive, selective and reversible inhibitor of inosine monophosphate dehydrogenase (IMPD) type I/II with IC₅₀s of 39 nM and 27 nM, respectively.

HY-17395AS

Terbinafine-d7
Terbinafine-d₇ is the deuterium labeled Terbinafine. Terbinafine (TDT 067) is an antifungal medication used to treat fungal infections. It is a potent non-competitive inhibitor of squalene epoxidase from Candida with a Ki of 30 nM[1][2]. Terbinafine also antibacterial activity against certain Gram-positive and Gram-negative bacteria[3].

HY-B0091S

Adapalene-d3
Adapalene-d₃ is the deuterium labeled Adapalene. Adapalene (CD271), a third-generation synthetic retinoid, is widely used for the research of acne. Adapalene is a potent RAR agonist, with AC50s of 2.3 nM, 9.3 nM, and 22 nM for RARβ, RARγ, RARα, respectively. Adapalene also inhibits the enzymatic activity of GOT1 in a non-competitive manner. Adapalene exhibits anti-tumor activity[1][2][3].

HY-B1126S

Orphenadrine-d3 hydrochloride

Orphenadrine-d₃ (hydrochloride) is the deuterium labeled Orphenadrine hydrochloride[1]. Orphenadrine hydrochloride is an orally active and non-competitive NMDA receptor antagonist (crosses the blood-brain barrier) with a Ki of 6.0 μM. Orphenadrine hydrochloride relieves stiffness, pain and discomfort due to muscle strains, sprains or other injuries. Orphenadrine hydrochloride is also used to relieve tremors associated with parkinson's disease. Orphenadrine citrate has good neuroprotective properties, can be used in studies of neurodegenerative diseases[2][3].

HY-13716S

Noscapine-13C,d3

Noscapine-13C,d3 is a deuterated labeled Noscapine . Noscapine ((S,R)-Noscapine) is an orally active phthalideisoquinoline alkaloid with potent antitussive. Noscapine exerts its antitussive effects by activating sigma opioid receptors and is a non-competitive Bradykinin inhibitor. Noscapine disrupts microtubule dynamics, induces mitotic arrest and apoptosis. Noscapine possesses anticancer, neuroprotective, anti-inflammatory activities, and can cross the blood-brain barrier .

HY-17387S1

(-)-Huperzine A-d4 hydrochloride

(-)-Huperzine A-d₄ hydrochloride is deuterated labeled (-)-Huperzine A (HY-17387). (-)-Huperzine A (Huperzine A) is an alkaloid isolated from Huperzia serrata, with neuroprotective activity. (-)-Huperzine A is a potent, highly specific, reversible and blood-brain barrier penetrant inhibitor of acetylcholinesterase (AChE), with an IC₅₀ of 82 nM. (-)-Huperzine A also is non-competitive antagonist of N-methyl-D-aspartate glutamate (NMDA) receptor. (-)-Huperzine A is developed for the research of neurodegenerative diseases, including Alzheimer’s disease .

HY-B1786S

Sulindac sulfide-d3
Sulindac sulfide-d₃ is deuterium labeled Sulindac sulfide. Sulindac sulfide is a noncompetitive γ-secretase inhibitor, with an IC50 of 20.2 μM for γ42-secretase activity.

HY-B0157AS

Ketotifen-d3 fumarate
Ketotifen-d₃ (fumarate) is the deuterium labeled Ketotifen fumarate. Ketotifen (HC 20511) fumarate is a second-generation noncompetitive H1-antihistamine and mast cell stabilizer, which is used to prevent asthma attacks[1][2].

HY-B0591S

Memantine-d3 hydrochloride
Memantine-d₃ (hydrochloride) is deuterium labeled Memantine. Memantine is an orally active, noncompetitive N-methyl-D-aspartate receptor (NMDAR) antagonist. Memantine can be used for the research of moderate-to-severe Alzheimer's disease (AD)[1][2][3].

HY-B1395S1

Mecamylamine hydrochloride-13C4,15N

Mecamylamine (hydrochloride)- ¹³C₄, ¹⁵N is the ¹³C-labeled and ¹⁵N-labeled Mecamylamine hydrochloride. Mecamylamine hydrochloride is an orally active, nonselective, noncompetitive nAChR antagonist that can treat various neuropsychiatric disorders. Mecamylamine hydrochloride is originally used as a ganglionic blocker in treating hypertension. Mecamylamine hydrochloride can easily crosses the blood-brain barrier[1][2].

HY-103392S

Stiripentol-d9
Stiripentol-d₉ is the deuterium labeled Stiripentol. Stiripentol (STP) is an anticonvulsant agent, which can inhibit N-demethylation of CLB to NCLB mediatated by CYP3A4 (noncompetitively) and CYP2C19 (competitively) with Ki of 1.59±0.07 and 0.516±0.065 μM and IC50 of 1.58 and 3.29 μM, respectively[1][2].

HY-A0016S

Dronedarone D6 hydrochloride

Dronedarone-d₆ (hydrochloride) is the deuterium labeled Dronedarone. Dronedarone hydrochloride, a derivative of Amiodarone (HY-14187), is a class III antiarrhythmic agent for the study of atrial fibrillation (AF) and atrial flutter. Dronedarone hydrochloride is a potent blocker of multiple ion currents, including potassium current, sodium current, and L-type calcium current, and exhibits antiadrenergic effects by noncompetitive binding to β-adrenergic receptors. Dronedarone hydrochloride is a substrate for and a moderate inhibitor of CYP3A4[1][2][3][4].

HY-100386S

Ticlopidine-d4

Ticlopidine-d4 is the deuterium labeled Ticlopidine. Ticlopidine (PCR 5332), an antithrombotic proagent, acts as an allosteric, noncompetitive inhibitor of CD39 with the IC50 of 81.7 μM. Ticlopidine blocks several NTPDase isoenzymes with IC50s of 170 μM and 149 μM for NTPDase2 and NTPDase3, respectively[1]. Ticlopidine is an inhibitor of CYP2C19 human liver cytochrome. Ticlopidine inhibits CYP2C9 and CYP3A4 with IC50s of 26.0 and 32.3 μM, respectively[2][3].

Cat. No.	Product Name		Classification

HY-123311

CP59430		Azide
CP59430 is an azide analog of the α-adrenaline receptor antagonist Prazosin (HY-B0193). P59430 behaves as a competitive antagonist of α₁-adrenaline receptor before photolysis. After photolysis, it specifically and irreversibly labels α₁-adrenaline receptor and exhibits non-competitive antagonist activity. CP59430 can be used for the study of receptor molecular characterization .

Cat. No.	Product Name		Classification

HY-13859

Clevudine L-FMAU		Nucleosides and their Analogs
Clevudine (L-FMAU), a nucleoside analog of the unnatural L-configuration, has potent anti-HBV activity with long half-life, low toxicity. Clevudine is a non-competitive inhibitor that is not incorporated into the viral DNA but rather binds to the polymerase. Clevudine is active against cowpox virus respiratory infection in mice .

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