5-HT Receptors

5-HT receptor agonists and antagonists act on receptors for serotonin, also called 5-hydroxytryptamine (5-HT). Serotonin receptors are classified into seven families, 5-HT1 to 5-HT7, and most of them are G protein-coupled receptors. The 5-HT3 receptor is the exception, a serotonin-gated ion channel whose structure was reported in 1991. These receptors regulate mood, sleep, appetite, vascular tone and gut motility, so they are studied across neuroscience and physiology. Ligands in this category include WAY-100635, a 5-HT1A antagonist, and eletriptan hydrobromide, a 5-HT1B/1D agonist. Prucalopride, an agonist at the 5-HT4 receptor, is also listed.

21 Items

  • Metergoline
    Cat. No.
    A18261

    Metergoline

    Metergoline is a psychoactive drug of the ergoline chemical class which acts as a ligand for various serotonin and dopamine receptors.

    5 mg
    $25.00
    10 mg
    $30.00
    All 5 sizes
  • 5HT6-ligand-1
    Cat. No.
    A29343

    5HT6-ligand-1

    5HT6-ligand-1 is a potent ligand for the 5-HT6 receptor, exhibiting a competitive inhibition constant (Ki) of 1.43 nM. This compound is utilized in neuropharmacological research to investigate the role of the 5-HT6 receptor in various neurological conditions and psychiatric disorders. Its high affinity contributes to studies focused on neurotransmitter modulation and potential therapeutic applications.

    1 mg
    $65.00
    5 mg
    $165.00
    All 7 sizes
  • 6-Fluoro-N,N-diethyltryptamine
    Cat. No.
    A29372

    6-Fluoro-N,N-diethyltryptamine

    Synonyms: 6-F-DET

    6-Fluoro-N,N-diethyltryptamine (6-F-DET) is a selective ligand for the 5-HT2A receptor. This compound exhibits high affinity and binding characteristics, making it valuable for investigating serotonergic signaling pathways. Its biological activity is essential for studies related to neuropharmacology, psychopharmacology, and the exploration of potential therapeutic agents targeting serotonin-related disorders.

    1 mg
    $150.00
    5 mg
    $640.00
    All 2 sizes
  • D-5-Hydroxytryptophan
    Cat. No.
    A29388

    D-5-Hydroxytryptophan

    Synonyms: D-5-HTP; 5-Hydroxy-D-tryptophan

    D-5-Hydroxytryptophan (D-5-HTP) is a D-isomer of 5-Hydroxytryptophan that primarily serves as a ligand for serotonin (5-HT) receptors. As a significant research tool, D-5-HTP binds to the 5-HT site with micromolar affinity, providing a valuable negative control in behavioral studies. Unlike its L-counterpart, D-5-HTP does not elicit any observable effects on mouse behavior, making it crucial for comparative studies in neuropharmacological research.

    Out of stock

    All 3 sizes
  • 2-Methyl-N,N-dimethyltryptamine
    Cat. No.
    A29393

    2-Methyl-N,N-dimethyltryptamine

    Synonyms: 2,N,N-TMT; 2-Me-DMT

    2-Methyl-N,N-dimethyltryptamine acts as a ligand for the serotonin (5-HT) receptors, exhibiting a pA2 value of 6.04. Its affinity for these receptors positions it as a valuable tool in the study of neuropharmacology and neurological diseases. Researchers can utilize this compound to investigate serotonin signaling pathways and their implications in various neurological conditions.

    1 mg
    $150.00
    5 mg
    $640.00
    All 2 sizes
  • 4-Bromo-2,5-DMMA
    Cat. No.
    A29400

    4-Bromo-2,5-DMMA

    4-Bromo-2,5-DMMA is a selective ligand for the 5-HT2 receptor. It demonstrates a significant affinity for 5-HT2 binding sites, with an effective dose (ED50) of 0.82 mg/kg observed in rat discrimination tests. This compound is utilized in pharmacological research focusing on serotonergic signaling and its implications in neuropsychopharmacology.

    Out of stock

    All 3 sizes
  • SEP-4199
    Cat. No.
    A29430

    SEP-4199

    SEP-4199 is a potent 5-HT7 receptor ligand with a Ki value of 66 nM for the human 5-HT7 receptor and 16 nM for the human D2 receptor. It has demonstrated antidepressant activity and is particularly relevant for studies focused on bipolar depression. This compound serves as a valuable research tool for exploring serotonergic and dopaminergic pathways in mood disorders.

    Out of stock

    All 3 sizes
  • MDL 72832 (hydrochloride)
    Cat. No.
    A29467

    MDL 72832 (hydrochloride)

    MDL 72832 (hydrochloride) is a selective ligand for the 5-HT1a receptor, a crucial target in neuropharmacology. This compound exhibits high affinity for the receptor, making it a valuable tool for studying serotonergic signaling pathways. It is primarily utilized in research applications related to anxiety, depression, and other neuropsychiatric disorders.

    Out of stock

    All 3 sizes
  • E-6837
    Cat. No.
    A29544

    E-6837

    E-6837 is an orally active selective ligand for the 5-HT6 receptor, exhibiting partial agonism at the rat 5-HT6 receptor and full agonism at the constitutively active human variant, as evidenced by modulation of the cAMP signaling pathway. This compound has been shown to induce hypophagia, decrease fat mass and body weight, and enhance glycemic control. E-6837 is a valuable tool for research applications related to obesity and metabolic disorders.

    Out of stock

    All 3 sizes
  • PZ-1129
    Cat. No.
    A29656

    PZ-1129

    PZ-1129 is a selective ligand for the 5-HT7 receptor, exhibiting a Ki of 7 nM, with moderate affinity for 5-HT1A and D2 receptors (Ki values of 159 nM and 24 nM, respectively). This compound effectively inhibits constitutive cAMP production via the Gs signaling pathway, with an EC50 of 13.7 nM. PZ-1129 is suitable for research into emotional disorders, including depression and bipolar disorder, providing a valuable tool for understanding the underlying mechanisms of these conditions.

    Out of stock

    All 3 sizes
  • R 116712
    Cat. No.
    A29761

    R 116712

    R 116712 is a selective ligand for the 5-HT4 receptor, demonstrating high affinity and specificity. This compound plays a key role in research applications related to neuropharmacology and gastrointestinal motility. Additionally, R 116712 can be utilized in the development of isotopic markers to further enhance studies in receptor pharmacology and signaling pathways.

    Out of stock

    All 3 sizes
  • 5-HT7 receptor ligand 1
    Cat. No.
    A29809

    5-HT7 receptor ligand 1

    5-HT7 receptor ligand 1 is a selective ligand targeting the 5-HT7 receptor, exhibiting a Ki value of 8 nM. This compound demonstrates significant biological activity and has potential applications in neuropharmacology research, particularly in exploring serotonin signaling pathways. Additionally, 5-HT7 receptor ligand 1 shows low hepatotoxicity and a moderate potential for interaction with agents metabolized by CYP3A4 or CYP2D6, making it suitable for various experimental conditions.

    25 mg
    $1,275.00
    50 mg
    $1,625.00
    All 3 sizes
  • LP-20 hydrochloride
    Cat. No.
    A29811

    LP-20 hydrochloride

    LP-20 hydrochloride functions as a ligand for the 5-HT7 receptor, a subtype of the serotonin receptor family. This compound selectively modulates serotonin signaling pathways and has implications in the study of neuropsychiatric disorders and circadian rhythms. LP-20 hydrochloride can be utilized in research exploring the therapeutic potential of 5-HT7 receptor antagonism or agonism, contributing to a deeper understanding of serotonin-related mechanisms.

    25 mg
    $1,275.00
    50 mg
    $1,625.00
    All 3 sizes
  • 5-HT7/5-HT2A receptor antagonist 1
    Cat. No.
    A29816

    5-HT7/5-HT2A receptor antagonist 1

    5-HT7/5-HT2A receptor antagonist 1 is a high-affinity ligand targeting both the 5-HT7 and 5-HT2A receptors, demonstrating oral bioavailability and significant brain permeability with a pKi of 8.1. This compound functions as an antagonist in in vitro assays for the 5-HT2A receptor and as an inverse agonist for the 5-HT7 receptor. In vivo studies have shown that it effectively blocks 5-Carboxamidotryptamine (5-CT)-induced hypothermia in rats and DOI-induced head-twitches in mice, while it also occupies 5-HT2A receptor binding sites in the frontal cortex. 5-HT7/5-HT2A receptor antagonist 1 is suitable for investigating neuropharmacological disorders.

    Out of stock

    All 3 sizes
  • 5-HT1A modulator 4
    Cat. No.
    A29911

    5-HT1A modulator 4

    5-HT1A modulator 4 is a potent ligand for the 5-HT receptors, specifically targeting the 5-HT1A subtype with a Ki value of 2.18 μM. Additionally, it demonstrates activity at the 5-HT2A receptor with a Ki value of 19.7 μM. This compound is valuable for research applications related to neuropharmacology, particularly in studying the role of serotonin receptors in mood regulation and various neurological disorders.

    Out of stock

    All 3 sizes
  • Platelet aggregation-IN-3
    Cat. No.
    A34140

    Platelet aggregation-IN-3

    Platelet aggregation-IN-3 is a ligand for H2 histamine receptors, α2-adrenergic receptors (α2-AR), and 5-HT2(B,C) serotonin receptors. This compound effectively inhibits platelet aggregation induced by ADP and collagen and modulates tumor cell-induced platelet aggregation (TCIPA). Platelet aggregation-IN-3 shows potential for applications in antiplatelet therapy for cardiovascular diseases and in the prevention of cancer-related thrombosis and tumor metastasis.

    Out of stock

    All 3 sizes
  • Altanserin
    Cat. No.
    A45887

    Altanserin

    Altanserin is a selective binder for the 5-HT2 receptors, primarily utilized in neuropharmacological research. It demonstrates high affinity for these receptors, making it valuable for studying serotonergic signaling in the brain. This compound supports investigations into neuropsychiatric disorders and provides insights into receptor dynamics through imaging techniques.

    2 mg
    $40.00
    5 mg
    $60.00
    All 6 sizes
  • SB-258585 hydrochloride
    Cat. No.
    A45984

    SB-258585 hydrochloride

    SB-258585 hydrochloride is a high-affinity ligand for the 5-HT6 receptor. It exhibits selective binding to a single population of 5-HT6 receptors expressed in human cell lines, making it a valuable tool for studying receptor dynamics. This compound can be utilized to label both recombinant and natural 5-HT6 receptors in various research applications, facilitating investigations into neuropharmacology and related fields.

    1 mg
    $90.00
    5 mg
    $100.00
    All 5 sizes
  • Iloperidone carboxylic acid
    Cat. No.
    A46038

    Iloperidone carboxylic acid

    Synonyms: P95-12113

    Iloperidone carboxylic acid is a ligand targeting the 5-HT2A receptor. This metabolite of Iloperidone demonstrates a strong affinity for the 5-HT2A receptor, with a pKi value of 8.15, while also showing moderate binding affinity to adrenergic receptors α1, α2B, and α2C. It serves as a valuable reagent for research exploring neuropharmacology and the modulation of serotonergic signaling in various biological contexts.

    0.5 mg
    $60.00
    1 mg
    $120.00
    All 4 sizes
  • 1-(2-Methoxyphenyl)piperazine hydrochloride
    Cat. No.
    A46090

    1-(2-Methoxyphenyl)piperazine hydrochloride

    1-(2-Methoxyphenyl)piperazine hydrochloride is a ligand targeting 5-HT (serotonin) receptors, crucial for the development of various antipsychotic agents. Its high affinity for serotonin receptors makes it a valuable compound in synthesizing pharmacological agents, such as Piperazine phosphate, Piperazine citrate, and Fluphenazine dihydrochloride. Additionally, this reagent can be utilized in the synthesis of Rifampicin, contributing to studies in neuroscience and psychiatric research.

    1 g
    $20.00
    25 g
    $25.00
    All 4 sizes
  • Sulfabenz
    Cat. No.
    A46099

    Sulfabenz

    Sulfabenz is an amine-substituted N1-phenylsulfonyl indole derivative that targets the human 5-HT6 serotonin receptor with a binding affinity of Ki 200 nM. This compound serves as a valuable tool for investigating the ligand binding mechanisms of the 5-HT6 receptor and exploring its implications in various neurological disorders related to this receptor. Research applications include studies focusing on serotonin-mediated pathways and neurological disease models.

    100 mg
    $30.00
    250 mg
    $45.00
    All 4 sizes

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