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Results for "

MAO-A inhibitor

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Monoamine Oxidase (108) 5-HT Receptor (2) Amyloid-β (1) Antibiotic (4) Apoptosis (3) Autophagy (2) Bacterial (3) Bcl-2 Family (3) Calcium Channel (2) Caspase (1) Cholinesterase (ChE) (9) COMT (7) Cytochrome P450 (3) DYRK (2) Endogenous Metabolite (6) Enterovirus (2) Guanylate Cyclase (6) HDAC (2) HIF/HIF Prolyl-Hydroxylase (1) Histone Demethylase (10) HSV (2) IAP (1) Isotope-Labeled Compounds (8) Microtubule/Tubulin (5) NF-κB (4) NO Synthase (6) P-glycoprotein (1) Parasite (3) PARP (2) PGC-1α (4) Sigma Receptor (1) Survivin (2)
By Research Areas:	Cancer (36) Cardiovascular Disease (10) Endocrinology (1) Infection (18) Inflammation/Immunology (13) Metabolic Disease (3) Neurological Disease (87)
Click Chemistry:	Alkynes (6)

121

Inhibitors & Agonists

Fluorescent Dye

Natural
Products

Isotope-Labeled Compounds

Click Chemistry

Targets Recommended: Monoamine Oxidase

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-N12485

MAO-A inhibitor 1	Monoamine Oxidase	Cancer
MAO-A inhibitor 1 (compound VIII) is a *MAO-A* inhibitor, with an IC₅₀ of 100 μM .

HY-14197

Clorgyline 4 Publications Verification M&B 9302	Monoamine Oxidase	Neurological Disease
Clorgyline (M&B 9302) is an orally active, blood-brain barrier permeable and selective monoamine oxidase A (MAO-A) inhibitor. Clorgyline's selective inhibition of *MAO-A* leads to reduced metabolism of neurotransmitters such as serotonin (5-hydroxytryptamine), which accumulates in the brain. Clorgyline can be used in the study of depression and neurodegenerative diseases .

HY-N0126

Xanthone 1 Publications Verification	Monoamine Oxidase Calcium Channel	Cardiovascular Disease Neurological Disease
Xanthone is a monoamine oxidase A (MAO-A) inhibitor with an IC₅₀ of 0.84 µM. Xanthon inhibits Norepinephrine (HY-13715) and high-K ⁺-induced vasoconstriction with IC50 values of 60.26 μM and 82.9 μM, respectively. Xanthon increases intracellular cyclic adenosine 3′,5′-monophosphate (cAMP) content and blocks of Ca ²⁺ channels. Xanthone is the scaffold of several pharmacologically active compounds .

HY-14197A

Clorgyline hydrochloride 4 Publications Verification	Monoamine Oxidase	Metabolic Disease
Clorgyline hydrochloride is an irreversible and selective inhibitor of monoamine oxidase A (MAO-A) that is used in scientific research, structurally related to Pargyline (HY-A0091A). Clorgyline hydrochloride has little effect on the amounts of conjugated dopamine (DA) present in superfusate of slices from rat striatum. Clorgyline hydrochloride contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups .

HY-163322

MAO-A inhibitor 2	Monoamine Oxidase	Neurological Disease
MAO-A inhibitor 2 (compound HT4) is a monoamine oxidase A (MAO-A) inhibitor with an IC₅₀ of 14.3 µM. MAO-A inhibitor 2 shows a less effect on MAO-B (IC₅₀ of 106 µM) and shows almost ineffective on xanthine oxidase (XO). MAO-A inhibitor 2 can be used for the neurodegenerative disorders and oxidative stress research .

HY-W275048

MAO-A inhibitor 3	Monoamine Oxidase	Neurological Disease
MAO-A inhibitor 3 (Compound 360) is a *MAO-A* inhibitor, with IC₅₀ of >100 μΜ. MAO-A inhibitor 3 can be used to study neurological disorders .

HY-W655727

(-)-2-Phenylpropylamine (S)-2-Phenylpropylamine	Monoamine Oxidase	Neurological Disease
(-)-2-Phenylpropylamine ((S)-2-Phenylpropylamine) (compound 3b) is a *MAO-A* and MAO-B inhibitor with K_i values of 584 μM and 156 μM, respectively .

HY-157981

AChE-IN-60	Cholinesterase (ChE) Monoamine Oxidase	Neurological Disease
AChE-IN-60 (compound 6k) is a potant acetylcholinesterase (AChE) and butyrylcholinesterase (BChE) inhibitor with IC₅₀s of 27 nM and 43 nM, respectively. AChE-IN-60 also inhibits monoamine oxidase (MAO)-A and MAO-B with IC₅₀s of 353 nM and 716 nM, respectively .

HY-149408

MAOA-IN-1	Monoamine Oxidase	Cancer
MAOA-IN-1 (compound 15) is an orally active MAOA inhibitor with cytotoxicity against prostate cancer cells. MAOA-IN-1 has Caco-2 permeability and lower CNS permeability. MAOA-IN-1 can be further used in the research of anti-cancer and anti-inflammatory indications .

HY-164649

Atibeprone Lu 53439	Monoamine Oxidase	Neurological Disease
Atibeprone (Lu 53439) is a selective MAO-B inhibitor. Atibeprone has antidepressant activity .

HY-W067583

Norharmine	Monoamine Oxidase DYRK	Others
Norharmine is a Harmine analogue and an alkaloid. Norharmine is the inhibitors of *MAO-A* and DYRK1A. Norharmine has weak inhibitory activity against *MAO-A* and certain inhibitory activity against DYRK1A .

HY-14260

RS 8359	Monoamine Oxidase	Neurological Disease
RS 8359 is a selective and reversible *MAO-A* inhibitor, with antidepressant activity.

HY-B0884

Minaprine	Monoamine Oxidase	Neurological Disease
Minaprine is a reversible inhibitor of MAO-A; weakly inhibit acetylcholinesterase; an antidepressant for treatment of depression.

HY-B0884A

Minaprine dihydrochloride	Monoamine Oxidase	Neurological Disease
Minaprine dihydrochloride is a reversible inhibitor of MAO-A; weakly inhibit acetylcholinesterase; an antidepressant for treatment of depression.

HY-151596

MAO-A/5-HT2AR-IN-1	Monoamine Oxidase 5-HT Receptor	Neurological Disease
MAO-A/5-HT2AR-IN-1 (compound I14) is a potent *MAO-A* and 5-HT2AR dual inhibitor, with IC₅₀ values of 0.004 and 0.014 μM, respectively. MAO-A/5-HT2AR-IN-1 is a potential antidepressant agent .

HY-14196

Toloxatone MD 69276	Monoamine Oxidase	Neurological Disease
Toloxatone (MD 69276) is a reversible monoamine oxidase A (MAO_A) inhibitor . Antidepressant .

HY-152109

AChE/MAO-IN-1	Cholinesterase (ChE) Monoamine Oxidase Amyloid-β	Neurological Disease
AChE/MAO-IN-1 (Compound D28) is a potent AChE, *MAO-A* and MAO-B inhibitor with IC₅₀s of 0.0248, 0.0409 and 0.1108 μM against human AChE, MAO-B and MAO-A, respectively .

HY-100178

CX-157	Monoamine Oxidase	Neurological Disease
CX-157 is a reversible inhibitor of monoamine oxidase-A (MAO-A) with an EC₅₀ of 19.3 ng/mL.

HY-13339

Brofaromine CGP 11305A	Monoamine Oxidase	Neurological Disease
Brofaromine (CGP 11305A) is a monoamine oxidase (MAO) inhibitor with IC₅₀ of 0.2 μM for *MAO-A*.

HY-16677A

Mofegiline hydrochloride MDL72974A	Monoamine Oxidase	Neurological Disease
Mofegiline hydrochloride (MDL72974A) is an orally active and selective enzyme-activated irreversible inhibitor of MAO-B, with marked selectivity on the MAO-B over *MAO-A* with IC₅₀s of 3.6 nM (MAO-B) and 680 nM (MAO-A), respectively. Mofegiline hydrochloride is also an inhibitor of semicarbazide-sensitive amine oxidase (SSAO) .

HY-119885A

(±)-Amiflamine FLA 336	Monoamine Oxidase	Neurological Disease
(±)-Amiflamine (FLA 336) is a potent monoamine oxidase-A (MAO-A) inhibitor with a pIC₅₀ of 5.57 .

HY-129449

AnnH31	Monoamine Oxidase DYRK	Neurological Disease Cancer
AnnH31 is a Dyrk1A inhibitor (IC₅₀: 81 nM). AnnH31 also inhibits *MAO-A* with an IC₅₀ of 3.2 μM .

HY-14855B

Tedizolid phosphate 2 Publications Verification TR-701FA	Bacterial Antibiotic Monoamine Oxidase	Infection
Tedizolid phosphate (TR-701FA) is a *MAO-A* and MAO-B inhibitor with activity against Gram-positive bacteria .

HY-105041

Tedizolid phosphate sodium TR-701FA sodium	Antibiotic Bacterial Monoamine Oxidase	Infection
Tedizolid phosphate (TR-701FA) sodium is a *MAO-A* and MAO-B inhibitor with activity against Gram-positive bacteria .

HY-125515

Tetrahydroharmine Leptaflorine	Monoamine Oxidase	Neurological Disease
Tetrahydroharmine (Leptaflorine) is A monoamine oxidase (MAO) inhibitor with a IC₅₀ value of 74 nM for MAO-A. Tetrahydroharmine can be used in the study of neurodegenerative diseases .

HY-105127

Brofaromine hydrochloride CGP 11305A hydrochloride	Monoamine Oxidase	Neurological Disease
Brofaromine (hydrochloride) is a monoamine oxidase A (MAO-A) inhibitor and a 5-HT uptake inhibitor. Brofaromine (hydrochloride) shows antidepressant-like activity in the social conflict test in rats .

HY-100679

Pirlindole	Monoamine Oxidase Enterovirus	Infection Neurological Disease
Pirlindole is a selective and reversible *MAO-A* inhibitor . Pirlindole is also an inhibitor of enterovirus-D68 and coxsackievirus B3 (CV-B3) .

HY-100679A

Pirlindole mesylate	Monoamine Oxidase Enterovirus	Infection Endocrinology
Pirlindole mesylate is a selective and reversible *MAO-A* inhibitor. Pirlindole is also an inhibitor of enterovirus-D68 and coxsackievirus B3 (CV-B3) .

HY-154977

ETAP	Monoamine Oxidase	Neurological Disease Cancer
ETAP is a *MAO-A* and MAO-B inhibitor. ETAP has antidepressant-like effect. ETAP can be used for research of major depressive disorder .

HY-N0159

Paeonol 5 Publications Verification	Monoamine Oxidase Autophagy	Neurological Disease Cancer
Paeonol is an active extraction from the root of Paeonia suffruticosa, Paeonol inhibits *MAO-A* and MAO-B with IC₅₀ of 54.6 μM and 42.5 μM, respectively.

HY-N2336

Rosmarinic acid racemate Labiatenic acid racemate	Monoamine Oxidase Endogenous Metabolite	Inflammation/Immunology
Rosmarinic acid racemate is the racemate of Rosmarinic acid. Rosmarinic acid inhibits *MAO-A, MAO-B* and COMT enzymes with IC₅₀s of 50.1, 184.6 and 26.7 μM, respectively.

HY-D0004

Azure B Azure B chloride	Monoamine Oxidase	Neurological Disease
Azure B is a cationic dye and the major metabolite of Methylene blue. Azure B is used in making Azure eosin stains for blood smear staining. Azure B is a high-potency, selective and reversible inhibitor of monoamine oxidases (MAO)-A, with IC₅₀s of 11 and 968 nM for recombinant human MAO-A and MAO-B, respectively. Azure B possesses significant antidepressant-like effects .

HY-156255

MAO-B-IN-25	Monoamine Oxidase	Neurological Disease
MAO-B-IN-25 (compound 92) is a selective MAO-B inhibitor with IC₅₀s of 0.5 nM and 240 nM for MAO-A and MAO-B, respectively .

HY-B0678

Metaxalone AHR438; NSC170959	NF-κB PGC-1α	Neurological Disease Inflammation/Immunology
Metaxalone (AHR438; NSC170959) is an FDA-approved muscle relaxant. Metaxalone acts mainly on the central nervous system and achieves muscle relaxation by inhibiting polysynaptic reflex arcs. In addition, Metaxalone is an inhibitor of MAO-A, which has anti-inflammatory and antioxidant effects. Metaxalone inhibits IL-1β-induced inflammatory phenotype, modulates NF-κB and other related signaling pathways, and decreases MAO-A expression and activity in IL-1β-treated microglia .

HY-15386

Cimoxatone MD 780515	Monoamine Oxidase	Metabolic Disease
Cimoxatone (MD 780515) is a reversible, selectively and orally active type A monoamine oxidase (MAO-A) inhibitor. Cimoxatone enhances the anorectic action of Serotonin (HY-B1473A) .

HY-N0529

Rosmarinic acid 10+ Cited Publications Labiatenic acid	Monoamine Oxidase COMT Apoptosis Endogenous Metabolite	Cancer
Rosmarinic acid is a widespread phenolic ester compound in the plants. Rosmarinic acid inhibits *MAO-A, MAO-B* and COMT enzymes with IC₅₀s of 50.1, 184.6 and 26.7 μM, respectively.

HY-B0678S

Metaxalone-d3	Isotope-Labeled Compounds NF-κB PGC-1α	Neurological Disease Inflammation/Immunology
Metaxalone-d₃ is the deuterium labeled Metaxalone. Metaxalone (AHR438; NSC170959) is an FDA-approved muscle relaxant. Metaxalone acts mainly on the central nervous system and achieves muscle relaxation by inhibiting polysynaptic reflex arcs. In addition, Metaxalone is an inhibitor of MAO-A, which has anti-inflammatory and antioxidant effects. Metaxalone inhibits IL-1β-induced inflammatory phenotype, modulates NF-κB and other related signaling pathways, and decreases MAO-A expression and activity in IL-1β-treated microglia .

HY-B0678S1

Metaxalone-d6 AHR438-d₆; NSC170959-d₆	Isotope-Labeled Compounds NF-κB PGC-1α	Neurological Disease Inflammation/Immunology
Metaxalone-d₆ is deuterium labeled Metaxalone. Metaxalone (AHR438; NSC170959) is an FDA-approved muscle relaxant. Metaxalone acts mainly on the central nervous system and achieves muscle relaxation by inhibiting polysynaptic reflex arcs. In addition, Metaxalone is an inhibitor of MAO-A, which has anti-inflammatory and antioxidant effects. Metaxalone inhibits IL-1β-induced inflammatory phenotype, modulates NF-κB and other related signaling pathways, and decreases MAO-A expression and activity in IL-1β-treated microglia .

HY-108048

Desoxypeganine Deoxypeganine; Deoxyvasicine	Cholinesterase (ChE) Monoamine Oxidase	Neurological Disease
Desoxypeganine (Deoxypeganine), an alkaloid, is a potent and orally active cholinesterase (BChE and AChE) and selective *MAO-A* inhibitor, with IC₅₀ values of 2, 17, and 2 μM, respectively. Desoxypeganine can be used for alcohol abuse research .

HY-108048A

Desoxypeganine hydrochloride Deoxypeganine hydrochloride; Deoxyvasicine hydrochloride	Cholinesterase (ChE) Monoamine Oxidase	Neurological Disease
Desoxypeganine (Deoxypeganine) hydrochloride, an alkaloid, is a potent and orally active cholinesterase (BChE and AChE) and selective *MAO-A* inhibitor, with IC₅₀ values of 2, 17, and 2 μM, respectively. Desoxypeganine hydrochloride can be used for alcohol abuse research .

HY-157982

BChE-IN-28	Cholinesterase (ChE)	Neurological Disease
BChE-IN-28 (compound 6J) is a selective butyrylcholinesterase (BChE) inhibitor with an IC₅₀ of 8 nM and a K_i of 12.16 nM. BChE-IN-28 shows the lower inhibition against AChE, MAO-A and MAO-B .

HY-121072

ASS234	Monoamine Oxidase Cholinesterase (ChE)	Neurological Disease
ASS234 is a potent monoamino oxidase (MAO) inhibitor with IC₅₀s of 5.2 nM and 43 nM for MAO-A and MAO-B, respectively. ASS234 also inhibits AChE and BuChE with IC₅₀s of 350 nM and 460 nM, respectively .

HY-B0678R

Metaxalone (Standard) AHR438 (Standard); NSC170959 (Standard)	NF-κB PGC-1α	Neurological Disease Inflammation/Immunology
Metaxalone (Standard) is the analytical standard of Metaxalone. This product is intended for research and analytical applications. Metaxalone (AHR438; NSC170959) is an FDA-approved muscle relaxant. Metaxalone acts mainly on the central nervous system and achieves muscle relaxation by inhibiting polysynaptic reflex arcs. In addition, Metaxalone is an inhibitor of MAO-A, which has anti-inflammatory and antioxidant effects. Metaxalone inhibits IL-1β-induced inflammatory phenotype, modulates NF-κB and other related signaling pathways, and decreases MAO-A expression and activity in IL-1β-treated microglia .

HY-116097

PSB-1491	Monoamine Oxidase	Neurological Disease
PSB-1491 is a selective and competitive monoamine oxidase B (MAO-B) inhibitor with an IC₅₀ of 0.386 nM for hMAO-B. PSB-1491 shows >25000-fold selective versus MAO-A .

HY-B0534

Moclobemide 1 Publications Verification Ro111163	Monoamine Oxidase	Neurological Disease
Moclobemide (Ro111163) is a brain-penetrant and reversible monoamine oxidase (MAO-A) inhibitor with an IC₅₀ of 6.061 μM for hMAO-A .Moclobemide up-regulates proliferation of hippocampal progenitor cells in chronically stressed mice.

HY-D0004R

Azure B (Standard)	Monoamine Oxidase	Neurological Disease
Azure B (Standard) is the analytical standard of Azure B. This product is intended for research and analytical applications. Azure B is a cationic dye and the major metabolite of Methylene blue. Azure B is used in making Azure eosin stains for blood smear staining. Azure B is a high-potency, selective and reversible inhibitor of monoamine oxidases (MAO)-A, with IC50s of 11 and 968 nM for recombinant human MAO-A and MAO-B, respectively. Azure B possesses significant antidepressant-like effects .

HY-W792513

WAY-620147	Monoamine Oxidase	Neurological Disease
WAY-620147 (compound 6) is an N-(2-morpholinoethyl)nicotinamide derivative that inhibits monoamine oxidase (Monoamine Oxidase). WAY-620147 inhibits MAO-A and MAO-B with IC50s of 26 μM and 55 μM, respectively .

HY-120017

Befloxatone MD-370503	Monoamine Oxidase	Neurological Disease
Befloxatone (MD-370503) is an orally active, selective and reversible inhibitor of Monoamine Oxidase A (MAO-A) (IC₅₀=4 nM). Befloxatone increases the tissue level of monoamine, striatal dopamine and cortical norepinephrine. Befloxatone has antidepressant potential .

HY-N0159R

Paeonol (Standard)	Monoamine Oxidase Autophagy	Neurological Disease Cancer
Paeonol (Standard) is the analytical standard of Paeonol. This product is intended for research and analytical applications. Paeonol is an active extraction from the root of Paeonia suffruticosa, Paeonol inhibits MAO-A and MAO-B with IC₅₀ of 54.6 μM and 42.5 μM, respectively.

HY-151800

MAO-A/B-IN-2	Monoamine Oxidase	Neurological Disease
MAO-A/B-IN-2 (compound 30) is a MAO-A/B inhibitor with IC₅₀ values of 17.8 and 15.8 μM for *MAO-A* and MAO-B, respectively. MAO-A/B-IN-2 can be used in the study of neurological disorders .

Cat. No.	Product Name	Type

HY-D0004

Azure B Azure B chloride	Dyes
Azure B is a cationic dye and the major metabolite of Methylene blue. Azure B is used in making Azure eosin stains for blood smear staining. Azure B is a high-potency, selective and reversible inhibitor of monoamine oxidases (MAO)-A, with IC₅₀s of 11 and 968 nM for recombinant human MAO-A and MAO-B, respectively. Azure B possesses significant antidepressant-like effects .

HY-14536

Methylene Blue

15+ Cited Publications

Basic Blue 9; CI-52015; Methylthioninium chloride

Chromogenic Assays

Methylene blue (Basic Blue 9) is a guanylyl cyclase (sGC), monoamine oxidase A (MAO-A) and NO synthase (NOS) inhibitor. Methylene blue is a vasopressor and is often used as a dye in several medical procedures. Methylene blue through the nitric oxide syntase/guanylate cyclase signalling pathway to reduce prepulse inhibition. Methylene blue is a REDOX cycling compound and able to cross the blood-brain barrier. Methylene blue is a Tau aggregation inhibitor. Methylene blue reduces cerebral edema, attenuated microglial activation and reduced neuroinflammation .

HY-14536A

Methylene blue (purity≥70%)

Basic Blue 9 (purity≥70%); CI-52015 (purity≥70%); Methylthioninium chloride (purity≥70%)

Chromogenic Assays

Methylene blue (purity≥70%) is a guanylyl cyclase (sGC), monoamine oxidase A (MAO-A) and NO synthase (NOS) inhibitor. Methylene blue (purity≥70%) is a vasopressor and is often used as a dye in several medical procedures. Methylene blue (purity≥70%) through the nitric oxide syntase/guanylate cyclase signalling pathway to reduce prepulse inhibition. Methylene blue (purity≥70%) is a REDOX cycling compound and able to cross the blood-brain barrier. Methylene blue (purity≥70%) is a Tau aggregation inhibitor. Methylene blue reduces cerebral edema, attenuated microglial activation and reduced neuroinflammation .

HY-D0004R

Azure B (Standard)

Dyes

Azure B (Standard) is the analytical standard of Azure B. This product is intended for research and analytical applications. Azure B is a cationic dye and the major metabolite of Methylene blue. Azure B is used in making Azure eosin stains for blood smear staining. Azure B is a high-potency, selective and reversible inhibitor of monoamine oxidases (MAO)-A, with IC50s of 11 and 968 nM for recombinant human MAO-A and MAO-B, respectively. Azure B possesses significant antidepressant-like effects .

HY-14536R

Methylene Blue (Standard)

Chromogenic Assays

Methylene Blue (Standard) is the analytical standard of Methylene Blue. This product is intended for research and analytical applications. Methylene blue (Basic Blue 9) is a guanylyl cyclase (sGC), monoamine oxidase A (MAO-A) and NO synthase (NOS) inhibitor. Methylene blue is a vasopressor and is often used as a dye in several medical procedures. Methylene blue through the nitric oxide syntase/guanylate cyclase signalling pathway to reduce prepulse inhibition. Methylene blue is a REDOX cycling compound and able to cross the blood-brain barrier. Methylene blue is a Tau aggregation inhibitor. Methylene blue reduces cerebral edema, attenuated microglial activation and reduced neuroinflammation .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N0126

Xanthone 1 Publications Verification	Infection Structural Classification Xanthones Classification of Application Fields Guttiferae Source classification Phenols Garcinia mangostana Linn. Plants Inflammation/Immunology Disease Research Fields	Monoamine Oxidase Calcium Channel
Xanthone is a monoamine oxidase A (MAO-A) inhibitor with an IC₅₀ of 0.84 µM. Xanthon inhibits Norepinephrine (HY-13715) and high-K ⁺-induced vasoconstriction with IC50 values of 60.26 μM and 82.9 μM, respectively. Xanthon increases intracellular cyclic adenosine 3′,5′-monophosphate (cAMP) content and blocks of Ca ²⁺ channels. Xanthone is the scaffold of several pharmacologically active compounds .

HY-125515

Tetrahydroharmine Leptaflorine	Structural Classification Alkaloids Banisteriopsis caapi (Spruce ex Griseb.) Morton Source classification Malpighiaceae Plants Indole Alkaloids	Monoamine Oxidase
Tetrahydroharmine (Leptaflorine) is A monoamine oxidase (MAO) inhibitor with a IC₅₀ value of 74 nM for MAO-A. Tetrahydroharmine can be used in the study of neurodegenerative diseases .

HY-N0159

Paeonol 5 Publications Verification	Structural Classification Monophenols Neurological Disease Classification of Application Fields Source classification Phenols Plants Paeoniaceae Disease Research Fields Paeonia suffruticosa Andr. Cancer	Monoamine Oxidase Autophagy
Paeonol is an active extraction from the root of Paeonia suffruticosa, Paeonol inhibits *MAO-A* and MAO-B with IC₅₀ of 54.6 μM and 42.5 μM, respectively.

HY-N0529

Rosmarinic acid Maximum Cited Publications 13 Publications Verification Labiatenic acid	Structural Classification Classification of Application Fields Paramacrolobium coeruleum (Taub.) J.Léonard Labiatae Source classification Other Phenylpropanoids Phenylpropanoids Plants Endogenous metabolite Disease Research Fields Cancer	Monoamine Oxidase COMT Apoptosis Endogenous Metabolite
Rosmarinic acid is a widespread phenolic ester compound in the plants. Rosmarinic acid inhibits *MAO-A, MAO-B* and COMT enzymes with IC₅₀s of 50.1, 184.6 and 26.7 μM, respectively.

HY-N0159R

Paeonol (Standard)	Structural Classification Monophenols Source classification Phenols Plants Paeoniaceae Paeonia suffruticosa Andr.	Monoamine Oxidase Autophagy
Paeonol (Standard) is the analytical standard of Paeonol. This product is intended for research and analytical applications. Paeonol is an active extraction from the root of Paeonia suffruticosa, Paeonol inhibits MAO-A and MAO-B with IC₅₀ of 54.6 μM and 42.5 μM, respectively.

HY-N0529R

Rosmarinic acid (Standard)	Structural Classification Paramacrolobium coeruleum (Taub.) J.Léonard Labiatae Source classification Other Phenylpropanoids Phenylpropanoids Plants Endogenous metabolite	Monoamine Oxidase COMT Apoptosis Endogenous Metabolite
Rosmarinic acid (Standard) is the analytical standard of Rosmarinic acid. This product is intended for research and analytical applications. Rosmarinic acid is a widespread phenolic ester compound in the plants. Rosmarinic acid inhibits MAO-A, MAO-B and COMT enzymes with IC₅₀s of 50.1, 184.6 and 26.7 μM, respectively.

HY-N2336

Rosmarinic acid racemate Labiatenic acid racemate	Classification of Application Fields Inflammation/Immunology Disease Research Fields	Monoamine Oxidase Endogenous Metabolite
Rosmarinic acid racemate is the racemate of Rosmarinic acid. Rosmarinic acid inhibits *MAO-A, MAO-B* and COMT enzymes with IC₅₀s of 50.1, 184.6 and 26.7 μM, respectively.

HY-108048

Desoxypeganine Deoxypeganine; Deoxyvasicine	Structural Classification Alkaloids Peganum nigellastrum Bunge Zygophyllaceae Source classification Quinoline Alkaloids Plants	Cholinesterase (ChE) Monoamine Oxidase
Desoxypeganine (Deoxypeganine), an alkaloid, is a potent and orally active cholinesterase (BChE and AChE) and selective *MAO-A* inhibitor, with IC₅₀ values of 2, 17, and 2 μM, respectively. Desoxypeganine can be used for alcohol abuse research .

HY-N13041

Acacetin 7-O-(6-O-malonylglucoside)	Structural Classification Flavonoids Flavones Ligularia veitchiana (Hemsl.) Greenm. Labiatae Source classification Plants	Monoamine Oxidase
Acacetin 7-O-(6-O-malonylglucoside) is a monoamine oxidase inhibitor with strong inhibitory effects on monoamine oxidase A (MAO-A) and monoamine oxidase B (MAO-B) with IC₅₀ values of 2.34 and 1.87 μM, respectively. Acacetin 7-O-(6-O-malonylglucoside) is a reversible MAO inhibitor that can be used in the research of neurodegenerative diseases and affective disorders .

HY-134664

8α-(2-Methylacryloyloxy)-hirsutinolide-13-O-acetate	Structural Classification Terpenoids Sesquiterpenes Source classification Plants Compositae Vachellia nilotica (L.) P. J. H. Hurter & Mabb.	Cytochrome P450 Monoamine Oxidase
8α-(2-Methylacryloyloxy)-hirsutinolide-13-O-acetate is an irreversible CYP2A6 inhibitor with IC₅₀s of 8.64 μM and 22.3 μM with pre-incubation and co-incubaition, respectively. 8α-(2-Methylacryloyloxy)-hirsutinolide-13-O-acetate also inhibits *MAO-A* and MAO-B with IC₅₀s of 60.2 and 38.6 μM, respectively .

HY-W008566

Norharmane Norharman; β-Carboline	Structural Classification Neurological Disease Classification of Application Fields Source classification Pyridine Alkaloids Endogenous metabolite Biological Pesticide Research Indole Alkaloids Agricultural Research Infection Alkaloids Microorganisms Disease Research Fields Cancer	Monoamine Oxidase Endogenous Metabolite
Norharmane (Norharman), a β-carboline alkaloid, is a potent and reversible monoamine oxidase inhibitor, with IC₅₀ values of 6.5 and 4.7 μM for *MAO-A* and MAO-B, respectively. Norharmane causes antidepressant responses. Norharmane is also a prospective anti-cancer photosensitizer. Norharmane alters polar auxin transport (PAT) by inhibiting PIN2, PIN3 and PIN7 transport proteins, thus causing a significant inhibitory effect on the growth of Arabidopsis thaliana seedlings .

HY-N0126R

Xanthone (Standard) 1 Publications Verification	Infection Structural Classification Classification of Application Fields Guttiferae Source classification Phenols Garcinia mangostana Linn. Plants Inflammation/Immunology Disease Research Fields	Monoamine Oxidase Calcium Channel
Xanthone (Standard) is the analytical standard of Xanthone (HY-N0126). This product is intended for research and analytical applications. Xanthone is a monoamine oxidase A (MAO-A) inhibitor with an IC₅₀ of 0.84 µM. Xanthon inhibits Norepinephrine (HY-13715) and high-K ⁺-induced vasoconstriction with IC50 values of 60.26 μM and 82.9 μM, respectively. Xanthon increases intracellular cyclic adenosine 3′,5′-monophosphate (cAMP) content and blocks of Ca ²⁺ channels. Xanthone is the scaffold of several pharmacologically active compounds .

HY-W008566R

Norharmane (Standard)	Alkaloids Structural Classification Microorganisms Source classification Pyridine Alkaloids Endogenous metabolite Indole Alkaloids	Monoamine Oxidase Endogenous Metabolite
Norharmane (Standard) is the analytical standard of Norharmane. This product is intended for research and analytical applications. Norharmane (Norharman), a β-carboline alkaloid, is a potent and reversible monoamine oxidase inhibitor, with IC50 values of 6.5 and 4.7 μM for MAO-A and MAO-B, respectively. Norharmane causes antidepressant responses. Norharmane is also a prospective anti-cancer photosensitizer. Norharmane alters polar auxin transport (PAT) by inhibiting PIN2, PIN3 and PIN7 transport proteins, thus causing a significant inhibitory effect on the growth of Arabidopsis thaliana seedlings .

HY-N1638

1-Methyl-2-undecyl-4(1H)-quinolone	Alkaloids Structural Classification Evodia rutaecarpa (Juss.) Benth. Source classification Rutaceae Quinoline Alkaloids Plants	Monoamine Oxidase
1-Methyl-2-undecyl-4(1H)-quinolone is a potent, irreversible and selective inhibitor of type B monoamine oxidase (MAO-B). 1-Methyl-2-undecyl-4(1H)-quinolone shows a selective inhibition of MAO-B activity with the IC₅₀ and K_i values of 15.3 μM and 9.91 μM, respectively, but did not inhibit type A MAO (MAO-A) activity. Methyl-2-undecyl-4(1H)-quinolone, as a quinolone alkaloid, is isolated from fresh leaves and fruits of Evodia rutaecarpa HOOK. f. et THOMS .

Cat. No.	Product Name	Chemical Structure

HY-B0678S

Metaxalone-d3

Metaxalone-d₃ is the deuterium labeled Metaxalone. Metaxalone (AHR438; NSC170959) is an FDA-approved muscle relaxant. Metaxalone acts mainly on the central nervous system and achieves muscle relaxation by inhibiting polysynaptic reflex arcs. In addition, Metaxalone is an inhibitor of MAO-A, which has anti-inflammatory and antioxidant effects. Metaxalone inhibits IL-1β-induced inflammatory phenotype, modulates NF-κB and other related signaling pathways, and decreases MAO-A expression and activity in IL-1β-treated microglia .

HY-B0534S1

Moclobemide-d4
Moclobemide-d₄ is deuterium labeled Moclobemide. Moclobemide (Ro111163) is a brain-penetrant and reversible monoamine oxidase (MAO-A) inhibitor with an IC50 of 6.061 μM for hMAO-A[1].Moclobemide up-regulates proliferation of hippocampal progenitor cells in chronically stressed mice.

HY-B0534S

Moclobemide-d8
Moclobemide-d₈ (Ro111163-d₈) is the deuterium labeled Moclobemide. Moclobemide (Ro111163) is a brain-penetrant and reversible monoamine oxidase (MAO-A) inhibitor with an IC₅₀ of 6.061 μM for hMAO-A .Moclobemide up-regulates proliferation of hippocampal progenitor cells in chronically stressed mice.

HY-14280S

Entacapone-d10

Entacapone-d₁₀ is the deuterium labeled Entacapone. Entacapone is a potent, reversible, peripherally acting and orally active catechol-O-methyltransferase (COMT) inhibitor. Entacapone inhibits COMT from rat brain, erythrocytes and liver with IC50 values of 10 nM, 20 nM, and 160 nM, respectively. Entacapone is selective for COMT over other catecholamine metabolizing enzymes, including MAO-A, MAO-B, phenolsulphotransferase M (PST-M) and PST-P (IC50s>50 µM). Entacapone can be used for the research of Parkinson's disease[1]. Entacapone serves as a inhibitor of FTO demethylation with an IC50 of 3.5 μM, can be used for the research of metabolic disorders[2].

HY-B0678S1

Metaxalone-d6

Metaxalone-d₆ is deuterium labeled Metaxalone. Metaxalone (AHR438; NSC170959) is an FDA-approved muscle relaxant. Metaxalone acts mainly on the central nervous system and achieves muscle relaxation by inhibiting polysynaptic reflex arcs. In addition, Metaxalone is an inhibitor of MAO-A, which has anti-inflammatory and antioxidant effects. Metaxalone inhibits IL-1β-induced inflammatory phenotype, modulates NF-κB and other related signaling pathways, and decreases MAO-A expression and activity in IL-1β-treated microglia .

HY-14198S

Selegiline-d5
Selegiline-d₅ (Deprenyl-d₅) is deuterium labeled Selegiline. Selegiline (Deprenyl) is a potent, selective and irreversible inhibitor of MAO-B, with an IC₅₀ of 51 nM. Selegiline exhibits 450-flod selectivity for MAO-B over MAO-A (IC₅₀=23 μM). Selegiline can be used for the research of Parkinson's disease, Alzheimer's disease and major depressive disorder .

HY-14199S

Selegiline-d5 hydrochloride

Selegiline-d₅ (hydrochloride) (Deprenyl-d₅ (hydrochloride)) is deuterium labeled Selegiline (hydrochloride). Selegiline (Deprenyl) hydrochloride is a potent, selective and irreversible inhibitor of MAO-B, with an IC₅₀ of 51 nM. Selegiline hydrochloride exhibits 450-flod selectivity for MAO-B over MAO-A (IC₅₀=23 μM). Selegiline hydrochloride can be used for the research of Parkinson's disease, Alzheimer's disease and major depressive disorder .

HY-W700241

Norharman-d7

Norharman-d₇ is deuterium labeled Norharmane. Norharmane (Norharman), a β-carboline alkaloid, is a potent and reversible monoamine oxidase inhibitor, with IC₅₀ values of 6.5 and 4.7 μM for MAO-A and MAO-B, respectively. Norharmane causes antidepressant responses. Norharmane is also a prospective anti-cancer photosensitizer. Norharmane alters polar auxin transport (PAT) by inhibiting PIN2, PIN3 and PIN7 transport proteins, thus causing a significant inhibitory effect on the growth of Arabidopsis thaliana seedlings .

HY-70057S1

Safinamide-d4-1

Safinamide-d₄-1 is deuterium labeled Safinamide. Safinamide is a potent, selective, and reversible monoamine oxidase B (MAO-B) inhibitor (IC50=0.098 µM) over MAO-A (IC50=580 µM)[1]. Safinamide also blocks sodium channels and modulates glutamate (Glu) release, showing a greater affinity at depolarized (IC50=8 µM) than at resting (IC50=262 µM) potentials. Safinamide has neuroprotective and neurorescuing effects and can be used for the study of parkinson disease, ischemia stroke etc.al[2][3].

HY-70057S4

Safinamide-d5

Safinamide-d₅ (FCE 26743-d₅) is deuterium labeled Safinamide. Safinamide is a potent, selective, and reversible monoamine oxidase B (MAO-B) inhibitor (IC₅₀=0.098 μM) over MAO-A (IC₅₀=580 μM) . Safinamide also blocks sodium channels and modulates glutamate (Glu) release, showing a greater affinity at depolarized (IC₅₀=8?μM) than at resting (IC₅₀=262?μM) potentials. Safinamide has neuroprotective and neurorescuing effects and can be used for the study of parkinson disease, ischemia stroke etc.al .

Cat. No.	Product Name		Classification

HY-14197A

Clorgyline hydrochloride 4 Publications Verification		Alkynes
Clorgyline hydrochloride is an irreversible and selective inhibitor of monoamine oxidase A (MAO-A) that is used in scientific research, structurally related to Pargyline (HY-A0091A). Clorgyline hydrochloride has little effect on the amounts of conjugated dopamine (DA) present in superfusate of slices from rat striatum. Clorgyline hydrochloride contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups .

HY-121072

ASS234		Alkynes
ASS234 is a potent monoamino oxidase (MAO) inhibitor with IC₅₀s of 5.2 nM and 43 nM for MAO-A and MAO-B, respectively. ASS234 also inhibits AChE and BuChE with IC₅₀s of 350 nM and 460 nM, respectively .

HY-A0091

Pargyline hydrochloride 2 Publications Verification		Alkynes
Pargyline hydrochloride is an irreversible monoamine oxidase (MAO) inhibitor with K_is of 13 μM and 0.5 μM for *MAO-A* and MAO-B, respectively. Pargyline hydrochloride has antihypertensive and anticancer activities . Pargyline (hydrochloride) is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-A0091A

Pargyline 2 Publications Verification		Alkynes
Pargyline is an irreversible monoamine oxidase (MAO) inhibitor with K_is of 13 μM and 0.5 μM for *MAO-A* and MAO-B, respectively. Pargyline has antihypertensive and anticancer activities . Pargyline is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-145259

HDAC6-IN-3		Alkynes
HDAC6-IN-3 (Compound 14), an antiprostate cancer agent, is a potent, orally active HDAC6 inhibitor with IC₅₀s ranging from 0.02-1.54 μM for HDAC1/2/3/6/8/10. HDAC6-IN-3 is also an effective *MAO-A* (IC₅₀=0.79 μM) and LSD1 inhibitor . HDAC6-IN-3 is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-131036

MAO-IN-M30 dihydrochloride		Alkynes
MAO-IN-M30 dihydrochloride is an orally active, brain-permeable, and brain selective irreversible *MAO-A* (IC₅₀=37 nM) and MAO-B (IC₅₀=57 nM) inhibitor. MAO-IN-M30 dihydrochloride is a potent iron chelator and radical scavenger. MAO-IN-M30 dihydrochloride has a neuroprotective effect against Dexamethasone-induced brain cell apoptosis. MAO-IN-M30 dihydrochloride also exhibits neurorestorative activity in post MPTP and lactacystin models of Parkinson's disease . MAO-IN-M30 (dihydrochloride) is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

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