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5-HT2B

" in MedChemExpress (MCE) Product Catalog:

By Targets:	5-HT Receptor (74) Adrenergic Receptor (3) Apoptosis (3) Autophagy (6) Dopamine Receptor (13) GPR68 (1) Histamine Receptor (3) Isotope-Labeled Compounds (5) MCHR1 (GPR24) (1) Melatonin Receptor (2) Orexin Receptor (OX Receptor) (2) P2X Receptor (2) Parasite (3) Sigma Receptor (2) Sodium Channel (2) TRP Channel (1)
By Research Areas:	Cancer (10) Cardiovascular Disease (8) Endocrinology (12) Infection (5) Inflammation/Immunology (11) Metabolic Disease (11) Neurological Disease (58)

Inhibitors & Agonists

Biochemical Assay Reagents

Natural
Products

Isotope-Labeled Compounds

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-147203

5-HT2B antagonist-1	5-HT Receptor	Cardiovascular Disease Metabolic Disease Endocrinology Cancer
5-HT2B antagonist-1 is an orally active *5-HT2B* receptor antagonist with an IC₅₀ value of 33.4 nM. 5-HT2B antagonist-1 can be used in studies of diseases characterized by 5-HT2B receptor signaling, such as hepatocellular carcinoma, cardiovascular disease or gastrointestinal disease .

HY-126057S

(R)-Praziquantel-d11	Parasite 5-HT Receptor	Infection
(R)-Praziquantel-d₁₁ is the deuterium labeled (R)-Praziquantel. (R)-Praziquantel, the active enantiomer of Praziquantel, is a partial agonist of the human 5-HT2B receptor. (R)-Praziquantel acts as an antischistosomal eutomer[1].

HY-103129

SB-200646A	5-HT Receptor	Neurological Disease
SB-200646A is the first selective *5-HT_2B/2C* over 5-HT_2A receptor antagonist with pK_i values of 7.5, 6.9 and 5.2 for *5-HT_2B, 5-HT_2C* and 5-HT_2A, respectively. SB-200646A is orally active and has electrophysiological and anxiolytic properties in vivo .

HY-100851A

LY-272015 hydrochloride	5-HT Receptor	Cardiovascular Disease
LY-272015 hydrochloride is an orally active, specific 5-HT_2B receptor antagonist. LY-272015 hydrochloride completely inhibits the phosphorylation of ERK2 induced by 5-HT or BW723C86. LY-272015 hydrochloride is antihypertensive in Deoxycorticosterone Acetate (DOCA)-salt-hypertensive rats .

HY-103094

LY266097 hydrochloride	5-HT Receptor	Inflammation/Immunology
LY266097 hydrochloride is a selective *5-HT2B* receptor antagonist with pK_is of 7.7, 9.8, and 7.6 for 5-HT2A, *5-HT2B, 5-HT2C, respectively. 5-HT2B* receptor blockade contributes to the research in depression .

HY-14153

Tegaserod	5-HT Receptor Apoptosis	Metabolic Disease Cancer
Tegaserod is an orally active serotonin receptor 4 (HTR4; 5-HT₄R) agonist and a *5-HT_2B* receptor antagonist. Tegaserod has pK_is of 7.5, 8.4 and 7.0 for human recombinant 5-HT_2A, 5-HT_2B and 5-HT_2C receptors, respectively. Tegaserod causes tumor cell apoptosis, blunts PI3K/Akt/mTOR signaling and decreases S6 phosphorylation. Tegaserod has anti-tumor activity and has the potential for irritable bowel syndrome (IBS) research .

HY-14153A

Tegaserod maleate SDZ-HTF-919; HTF-919	5-HT Receptor Apoptosis	Neurological Disease Metabolic Disease
Tegaserod maleate (SDZ-HTF-919) is an orally active serotonin receptor 4 (HTR4; 5-HT₄R) agonist and a *5-HT_2B* receptor antagonist. Tegaserod maleate has pK_is of 7.5, 8.4 and 7.0 for human recombinant 5-HT_2A, 5-HT_2B and 5-HT_2C receptors, respectively. Tegaserod maleate causes tumor cell apoptosis, blunts PI3K/Akt/mTOR signaling and decreases S6 phosphorylation. Tegaserod maleate has anti-tumor activity and has the potential for irritable bowel syndrome (IBS) research .

HY-126057

(R)-Praziquantel	Parasite 5-HT Receptor	Infection
(R)-Praziquantel, the active enantiomer of Praziquantel, is a partial agonist of the human 5-HT2B receptor. (R)-Praziquantel acts as an antischistosomal eutomer .

HY-103129A

SB-200646	5-HT Receptor	Neurological Disease
SB-200646 is the first selective *5-HT_2B/2C* over 5-HT_2A receptor antagonist with pK_i values of 7.5, 6.9 and 5.2 for *5-HT_2B, 5-HT_2C* and 5-HT_2A, respectively. SB-200646 is orally active and has electrophysiological and anxiolytic properties in vivo .

HY-14153S

Tegaserod-d11	5-HT Receptor Apoptosis Isotope-Labeled Compounds	Metabolic Disease Cancer
Tegaserod-d₁₁ is deuterated labeled Tegaserod (HY-14153). Tegaserod is an orally active serotonin receptor 4 (HTR4; 5-HT₄R) agonist and a *5-HT_2B* receptor antagonist. Tegaserod has pK_is of 7.5, 8.4 and 7.0 for human recombinant 5-HT_2A, 5-HT_2B and 5-HT_2C receptors, respectively. Tegaserod causes tumor cell apoptosis, blunts PI3K/Akt/mTOR signaling and decreases S6 phosphorylation. Tegaserod has anti-tumor activity and has the potential for irritable bowel syndrome (IBS) research .

HY-103153

SB 204741	5-HT Receptor	Cardiovascular Disease
SB 204741 is a selective and high affinity *5-HT_2B* antagonist with a pK_i value of 7.1 .

HY-18596

SB-215505	5-HT Receptor	Neurological Disease
SB-215505 is a potent and subtype-selective *5-HT_2B* receptor antagonist with pK_i values of 8.3, 6.77, 7.66 for 5-HT_2B, 5-HT_2A, 5-HT_2C, respectively . SB-215505 increases wakefulness and motor activity in rats .

HY-103135

SB 206553 hydrochloride	5-HT Receptor	Neurological Disease
SB 206553 hydrochloride is a high affinity, selective and orally active 5-HT_2B / 5-HT_2C receptor antagonist (rat 5-HT_2B pA2 = 8.89, human 5-HT_2C pKi = 7.92) . SB 206553 possesses anxiolytic-like properties .

HY-123480

EGIS-7625	5-HT Receptor	Neurological Disease
EGIS-7625 is a selective and competitive *5-HT2B* inhibitor with pK_i values of 9.0, 6.2, 7.7 for 5-HT2B, 5-HT2A, 5-HT2C, respective. EGIS-7625 partially attenuates m-chlorophenylpiperazine-induced hypomotility and hypophagia .

HY-119946

BF-1	5-HT Receptor	Neurological Disease
BF-1 is a 5-HT_2B receptor antagonist with a pK_i value of 10.05 and an IC₅₀ value of 2.6 nM .

HY-W380450

Viloxazine Viloxazin; Emovit	5-HT Receptor Adrenergic Receptor	Neurological Disease
Viloxazine (Viloxazin) is a norepinephrine reuptake inhibitor, also a potent 5-HT_2C agonist and *5-HT_2B* antagonist with an EC₅₀ of 32 μM and an IC₅₀ of 27 μM for 5-HT_2C and 5-HT_2B, respectively. The mechanism of action of Viloxazine predominantly involves serotonergic and noradrenergic pathways. Viloxazine can be used for researching depression .

HY-125784

Viloxazine hydrochloride Viloxazin hydrochloride; Emovit hydrochloride	Others	Neurological Disease
Viloxazine hydrochloride is the hydrochloride salt form of Viloxazine (HY-W380450). Viloxazine (Viloxazin) hydrochloride is a norepinephrine reuptake inhibitor and a potent 5-HT_2C agonist agent and *5-HT_2B* antagonist, EC₅₀ for 5-HT_2C b> is 32 μM, and the IC₅₀ for 5-HT_2B is 27 μM. Viloxazine hydrochloride's mechanism of action primarily involves serotonergic and noradrenergic pathways. Viloxazine hydrochloride is used in antidepressant research .

HY-125784B

(S)-Viloxazine hydrochloride (S)-Viloxazin hydrochloride; (S)-Emovit hydrochloride	Others	Neurological Disease
(S)-Viloxazine hydrochloride is the isomer of Viloxazine hydrochloride (HY-125784). Viloxazine hydrochloride is the hydrochloride salt form of Viloxazine (HY-W380450). Viloxazine (Viloxazin) hydrochloride is a norepinephrine reuptake inhibitor and a potent 5-HT_2C agonist agent and *5-HT_2B* antagonist，EC₅₀ for 5-HT_2C b> is 32 μM，and the IC₅₀ for 5-HT_2B is 27 μM. Viloxazine hydrochloride's mechanism of action primarily involves serotonergic and noradrenergic pathways. Viloxazine hydrochloride is used in antidepressant research .

HY-153027

Methylergometrine Methylergonovine; Ryegonovin free base; Spametrin F free base	5-HT Receptor	Endocrinology
Methylergometrine (Methylergonovine) is an orally active *5-HT_2B* ligand agonist. The distribution half-life of Methylergometrine is only 1-2 min. Methylergometrine can be used as an oxytocin to treat uterine atony .

HY-15296

Cabergoline 5+ Cited Publications FCE-21336	Dopamine Receptor Autophagy	Endocrinology Cancer
Cabergoline is an ergot derived-dopamine D₂-like receptor agonist that has high affinity for D₂, D₃, and *5-HT_2B* receptors (K_i=0.7, 1.5, and 1.2, respectively).

HY-15419

RS-127445 hydrochloride 2 Publications Verification	5-HT Receptor	Neurological Disease
RS-127445 hydrochloride is a selective, high affinity, orally bioavailable 5-HT_2B receptor antagonist with a pK_i of 9.5. RS-127445 hydrochloride shows 1000 fold selectivity for this receptor as compared to numerous other receptor and ion channel binding sites .

HY-15419A

RS-127445 2 Publications Verification	5-HT Receptor	Neurological Disease
RS-127445 is a selective, high affinity, orally bioavailable 5-HT_2B receptor antagonist with a pK_i of 9.5. RS-127445 shows 1000 fold selectivity for this receptor as compared to numerous other receptor and ion channel binding sites .

HY-15296A

Cabergoline diphosphate FCE-21336 diphosphate	Dopamine Receptor Autophagy	Endocrinology Cancer
Cabergoline diphosphate is an ergot derived-dopamine D₂-like receptor agonist that has high affinity for D₂, D₃, and *5-HT_2B* receptors (K_i=0.7, 1.5, and 1.2, respectively).

HY-118010A

(+)-Norfenfluramine hydrochloride	5-HT Receptor	Cardiovascular Disease
(+)-Norfenfluramine hydrochloride, a major hepatic metabolite of (+)-fenfluramine, is a selective *5-HT_2B* receptor agonist (K_i: 11.2 nM). (+)-Norfenfluramine hydrochloride potently stimulates the hydrolysis of inositol phosphates and increases intracellular Ca ²⁺. (+)-Norfenfluramine hydrochloride can be used for the research of primary pulmonary hypertension and valvular heart disease .

HY-W131725

(+)-Norfenfluramine	5-HT Receptor	Cardiovascular Disease
(+)-Norfenfluramine a major hepatic metabolite of (+)-fenfluramine, is a selective *5-HT_2B* receptor agonist (K_i: 11.2 nM). (+)-Norfenfluramine potently stimulates the hydrolysis of inositol phosphates and increases intracellular Ca ²⁺. (+)-Norfenfluramine can be used for the research of primary pulmonary hypertension and valvular heart disease .

HY-10559

Nelotanserin 2 Publications Verification APD125	5-HT Receptor	Neurological Disease Cancer
Nelotanserin is a potent 5-HT_2A inverse agonist, a moderately potent 5-HT_2C partial inverse agonist and a weak *5-HT_2B* inverse agonist, with IC₅₀s of 1.7, 79, 791 nM in IP accumulation assays, respectively.

HY-14153AS

Tegaserod-13C,d3 maleate SDZ-HTF-919-¹³C,d₃; HTF-919-¹³C,d₃	Isotope-Labeled Compounds 5-HT Receptor	Neurological Disease Metabolic Disease
Tegaserod- ¹³C,d₃ (maleate) is the ¹³C- and deuterium labeled Tegaserod (maleate). Tegaserod maleate is a selective 5-HT4 receptor partial agonist and a 5-HT2B receptor antagonist. Tegaserod maleate exhibits a promotile effect throughout the gastrointestinal (GI) tract[1][2][5].

HY-15296S1

Cabergoline-d6 FCE-21336-d₆	Isotope-Labeled Compounds Dopamine Receptor Autophagy	Endocrinology
Cabergoline-d₆ is deuterium labeled Cabergoline. Cabergoline is an ergot derived-dopamine D2-like receptor agonist that has high affinity for D2, D3, and 5-HT2B receptors (Ki=0.7, 1.5, and 1.2, respectively).

HY-15296S

Cabergoline-d5 FCE-21336-d₅	Isotope-Labeled Compounds Dopamine Receptor Autophagy	Endocrinology
Cabergoline-d₅ is the deuterium labeled Cabergoline. Cabergoline is an ergot derived-dopamine D2-like receptor agonist that has high affinity for D2, D3, and 5-HT2B receptors (Ki=0.7, 1.5, and 1.2, respectively)[1][2].

HY-101369

BW-723C86	5-HT Receptor	Neurological Disease
BW-723C86 is a potent and a selective 5-HT2B receptor agonist. BW-723C86 exhibits anxiolytic-like actions. BW-723C86 also causes hyperphagia and reduced grooming in rats .

HY-15296R

Cabergoline (Standard)	Dopamine Receptor Autophagy	Endocrinology Cancer
Cabergoline (Standard) is the analytical standard of Cabergoline. This product is intended for research and analytical applications. Cabergoline is an ergot derived-dopamine D2-like receptor agonist that has high affinity for D2, D3, and 5-HT2B receptors (Ki=0.7, 1.5, and 1.2, respectively).

HY-W014208

NGX-267 AF-267B	Others	Others
NGX-267 is a selective agonist of the actin M1 receptor, which has high selectivity among the five actin receptor subtypes, especially for the M1 receptor rather than the M3 receptor. NGX-267 also has significant differences in affinity for dopamine D2 and 5-HT2B receptors .

HY-103110

ST1936 1 Publications Verification	5-HT Receptor Adrenergic Receptor	Neurological Disease
ST1936 is a selective, nanomolar affinity 5-HT₆ receptor agonist with K_i values of 13 nM, 168 nM and 245 nM for human 5-HT₆, 5-HT₇ and 5-HT_2B receptors, respectively. ST1936 also shows moderate affinity (K_i of 300 nM) for human and rat α2 adrenergic receptor .

HY-103110A

ST1936 oxalate	5-HT Receptor Adrenergic Receptor	Neurological Disease
ST1936 oxalate is a selective, nanomolar affinity 5-HT₆ receptor agonist with K_i values of 13 nM, 168 nM and 245 nM for human 5-HT₆, 5-HT₇ and 5-HT_2B receptors, respectively. ST1936 oxalate also shows moderate affinity (K_i of 300 nM) for human and rat α2 adrenergic receptor .

HY-103155

SB-221284	5-HT Receptor	Neurological Disease
SB 221284 is a selective 5-HT_2C/2B receptor antagonist with pK_i values are 6.4, 7.9 and 8.6 for 5-HT_2A, *5-HT_2B* and 5-HT_2C receptors, respectively. SB 221284 can be used for the research of neurological disease .

HY-10792

Eplivanserin SR-46349	5-HT Receptor	Neurological Disease
Eplivanserin (SR-46349) is a potent, selective and orally active 5-HT_2A receptor antagonist, with an IC₅₀ of 5.8 nM in rat cortical membrane, and a K_d of 1.14 nM. Eplivanserin displays >20-fold selectivity more selective for 5-HT_2A than 5-HT_2B and 5-HT_2C .

HY-103154

SB228357	5-HT Receptor	Neurological Disease
SB228357 is a selective, potent and orall active 5-HT_2C/2B receptor antagonist with pK_i values of 6.9, 8.0 and 9.0 for 5-HT_2A, *5-HT_2B* and 5-HT_2C, respectively. SB228357 has antidepressant/anxiolytic effects .

HY-14148

Renzapride hydrochloride	Others	Neurological Disease
Renzapride hydrochloride is a benzamide that inhibits irritable bowel syndrome and has antagonistic activity at 5-HT(3) receptors and agonistic activity at 5-HT(4) receptors. Renzapride hydrochloride also exhibits antagonistic activity at 5-HT(2B) receptors and has a certain affinity for 5-HT(2A) and 5-HT(2C) receptors .

HY-103120

Org37684	5-HT Receptor	Neurological Disease
Org37684 is a highly potent 5-HT_2C receptor agonist (pEC₅₀=8.17). Org37684 exhibits a rank order of potency of 5-HT_2C>5-HT_2B>5-HT_2A. Its selectivity for the 5-HT2C receptor is approximately 2.5 times over the 5-HT2B (pEC₅₀=7.96) and ten times for the 5-HT_2A (pEC₅₀=7.11) receptor .

HY-10457A

Velusetrag hydrochloride TD-5108 hydrochloride	5-HT Receptor	Neurological Disease Metabolic Disease
Velusetrag (TD-5108) hydrochloride is an orally active, potent and selective agonist of serotonin 5-HT₄ receptor (5-HT₄R), with a pK_i of 7.7. Velusetrag hydrochloride exhibits no affinity (K_i>10 μM) for 5-HT_2A and 5-HT_2B receptors. Velusetrag hydrochloride can be used for the research of gastrointestinal diseases and Parkinson's disease .

HY-110129

Eplivanserin hemifumarate SR-46349 hemifumarate; SR 46349B	5-HT Receptor	Neurological Disease
Eplivanserin (SR-46349) hemifumarate is a potent, selective and orally active 5-HT_2A receptor antagonist, with an IC₅₀ of 5.8 nM in rat cortical membrane, and a K_d of 1.14 nM. Eplivanserin hemifumarate displays >20-fold selectivity more selective for 5-HT_2A than 5-HT_2B and 5-HT_2C .

HY-10457

Velusetrag TD-5108	5-HT Receptor	Neurological Disease Metabolic Disease
Velusetrag (TD-5108) is an orally active, potent and selective agonist of serotonin 5-HT₄ receptor (5-HT4R), with a pK_i of 7.7. Velusetrag exhibits no affinity (K_i>10 μM) for 5-HT_2A and 5-HT_2B receptors. Velusetrag can be used for the research of gastrointestinal diseases and Parkinson's disease .

HY-119103

PF-03246799	5-HT Receptor	Neurological Disease
PF-03246799 (PF-3246799) is a potent and selective 5-HT2C receptor agonist with an EC₅₀ of 190 nM and a K_i of 160 nM. PF-03246799 shows selectivity for 5-HT2C over 5-HT2A and 5-HT2B receptors. PF-03246799 has the potential for stress urinary incontinence (SUI) research .

HY-103138A

(Rac)-WAY-161503	5-HT Receptor	Neurological Disease Metabolic Disease
(Rac)-WAY-161503 is a potent, selective, highly affinity 5-HT_2C receptor agonist with a K_i of 4 nM and an EC₅₀ of 12 nM. (Rac)-WAY-161503 displays higher affinity for 5-HT_2C than 5-HT_2A and 5-HT_2B receptors. (Rac)-WAY-161503 has anti-obesity and antidepressant effects .

HY-16729A

Relenopride hydrochloride YKP10811 hydrochloride	5-HT Receptor	Inflammation/Immunology
Relenopride (YKP10811) hydrochloride is a specific and selective 5-HT₄ receptor agonist (K_i=4.96 nM). Relenopride hydrochloride has 120-fold and 6-fold lower affinity, respectively, for 5-HT_2A (K_i=600 nM) and 5-HT_2B receptors (K_i=31 nM) than for 5-HT₄. Relenopride hydrochloride increases gastrointestinal (GI) motility .

HY-103138

(Rac)-WAY-161503 hydrochloride	5-HT Receptor	Neurological Disease Metabolic Disease
(Rac)-WAY-161503 hydrochloride is a potent, selective, high affinity 5-HT_2C receptor agonist with a K_i of 4 nM and an EC₅₀ of 12 nM. (Rac)-WAY-161503 hydrochloride displays higher affinity for 5-HT_2C than 5-HT_2A and 5-HT_2B receptors. (Rac)-WAY-161503 hydrochloride has anti-obesity and antidepressant effects .

HY-14546

Aripiprazole Maximum Cited Publications 8 Publications Verification OPC-14597	5-HT Receptor Dopamine Receptor	Infection Neurological Disease Inflammation/Immunology
Aripiprazole (OPC-14597), an atypical antipsychotic, is a potent and high-affinity dopamine D2 receptor partial agonist. Aripiprazole is an inverse agonist at *5-HT2B* and 5-HT2A receptors and displays partial agonist actions at 5-HT1A, 5-HT2C, D3, and D4 receptors. Aripiprazole can be used for the research of schizophrenia and COVID19 .

HY-18099A

S1RA hydrochloride 1 Publications Verification E-52862 hydrochloride	Sigma Receptor 5-HT Receptor	Neurological Disease
S1RA (E-52862) hydrochloride is an orally active and selective sigma-1 receptor (σ1R) antagonist with a K_i value of 17 nM. S1RA hydrochloride shows good selectivity against σ2R (K_i >1000 nM). S1RA hydrochloride is a human *5-HT2B* receptor antagonist with an IC₅₀ value of 4.7 μM. S1RA hydrochloride inhibits neuropathic pain and activity-induced spinal sensitization .

HY-118152

Org-12962	5-HT Receptor	Neurological Disease
Org-12962 is a potent, selective and orally active 5-HT_2C receptor agonist with a pEC₅₀ value of 7.01. Org-12962 also exhibits high effacy for the 5-HT_2A and 5-HT_2B receptor with pEC₅₀s of 6.38 and 6.28, respectively .Org-12962 displays antiaversive effects in a rat model of panic-like anxiety .

HY-145841

5-HT2A receptor agonist-2	5-HT Receptor	Cardiovascular Disease
5-HT2A receptor agonist-2 is a highly potent serotonin 5-HT2 receptor agonists. 5-HT2A receptor agonist-2 inspires 5-HT_2A, 5-HT_2B, and 5-HT_2C with EC₅₀ values of 1.7, 0.58, and 0.50 nM, respectively .

Cat. No.	Product Name	Type

HY-15401A

WAY 163909 hydrochloride

Biochemical Assay Reagents

WAY-163909 hydrochloride is a potent 5-hydroxytryptamine receptor 2C (5-HT2C) agonist with an EC50 of 8 nM and a maximum efficacy of 90%, while displaying minimal activity at 5-HT2A receptors. Its selectivity is further demonstrated by Ki values of 10.5 nM for 5-HT2C, alongside higher Ki values for 5-HT2A (212 nM), 5-HT7 (343 nM), and 5-HT2B (485 nM), and it lacks significant activity at various other receptors.

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N0049

Nuciferine 4 Publications Verification	Structural Classification Alkaloids Aporphine Alkaloids other families Source classification Plants Isoquinoline Alkaloids	Parasite 5-HT Receptor Dopamine Receptor
Nuciferine is an antagonist at 5-HT_2A (IC₅₀=478 nM), 5-HT_2C (IC₅₀=131 nM), and *5-HT_2B* (IC₅₀=1 μM), an inverse agonist at 5-HT₇ (IC₅₀=150 nM), a partial agonist at D₂ (EC₅₀=64 nM), D₅ (EC₅₀=2.6 μM) and 5-HT₆ (EC₅₀=700 nM), an agonist at 5-HT_1A (EC₅₀=3.2 μM) and D₄ (EC₅₀=2 μM) receptor.

HY-N0049R

Nuciferine (Standard)	Structural Classification Alkaloids other families Source classification Plants	5-HT Receptor Dopamine Receptor
Nuciferine (Standard) is the analytical standard of Nuciferine. This product is intended for research and analytical applications. Nuciferine is an antagonist at 5-HT_2A (IC₅₀=478 nM), 5-HT_2C (IC₅₀=131 nM), and *5-HT_2B* (IC₅₀=1 μM), an inverse agonist at 5-HT₇ (IC₅₀=150 nM), a partial agonist at D₂ (EC₅₀=64 nM), D₅ (EC₅₀=2.6 μM) and 5-HT₆ (EC₅₀=700 nM), an agonist at 5-HT_1A (EC₅₀=3.2 μM) and D₄ (EC₅₀=2 μM) receptor.

Cat. No.	Product Name	Chemical Structure

HY-126057S

(R)-Praziquantel-d11
(R)-Praziquantel-d₁₁ is the deuterium labeled (R)-Praziquantel. (R)-Praziquantel, the active enantiomer of Praziquantel, is a partial agonist of the human 5-HT2B receptor. (R)-Praziquantel acts as an antischistosomal eutomer[1].

HY-14153S

Tegaserod-d11

Tegaserod-d₁₁ is deuterated labeled Tegaserod (HY-14153). Tegaserod is an orally active serotonin receptor 4 (HTR4; 5-HT₄R) agonist and a 5-HT_2B receptor antagonist. Tegaserod has pK_is of 7.5, 8.4 and 7.0 for human recombinant 5-HT_2A, 5-HT_2B and 5-HT_2C receptors, respectively. Tegaserod causes tumor cell apoptosis, blunts PI3K/Akt/mTOR signaling and decreases S6 phosphorylation. Tegaserod has anti-tumor activity and has the potential for irritable bowel syndrome (IBS) research .

HY-14153AS

Tegaserod-13C,d3 maleate
Tegaserod- ¹³C,d₃ (maleate) is the ¹³C- and deuterium labeled Tegaserod (maleate). Tegaserod maleate is a selective 5-HT4 receptor partial agonist and a 5-HT2B receptor antagonist. Tegaserod maleate exhibits a promotile effect throughout the gastrointestinal (GI) tract[1][2][5].

HY-15296S1

Cabergoline-d6
Cabergoline-d₆ is deuterium labeled Cabergoline. Cabergoline is an ergot derived-dopamine D2-like receptor agonist that has high affinity for D2, D3, and 5-HT2B receptors (Ki=0.7, 1.5, and 1.2, respectively).

HY-15296S

Cabergoline-d5
Cabergoline-d₅ is the deuterium labeled Cabergoline. Cabergoline is an ergot derived-dopamine D2-like receptor agonist that has high affinity for D2, D3, and 5-HT2B receptors (Ki=0.7, 1.5, and 1.2, respectively)[1][2].

HY-10564S

Sarpogrelate-d3 hydrochloride

Sarpogrelate-d₃ (hydrochloride) is the deuterium labeled Sarpogrelate hydrochloride. Sarpogrelate hydrochloride (MCI-9042) is a selective 5-HT2R antagonist, with pKis of 8.52, 6.57, and 7.43 for 5-HT2A, 5-HT2B, and 5-HT2C receptors, respectively. Sarpogrelate hydrochloride displays selectivity over 5-HT1, 5-HT3, 5-HT4, α1-, α2- and β-adrenoreceptor, histamine H1, H2 and muscarinic M3 receptors. Sarpogrelate hydrochloride can be used for the research of vascular disease associated with thrombosis[1][2][3].

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