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Histamine Receptor

Histamine Receptor

Histamine receptors are GPCRs that mediate the effects of histamine, a biogenic amine involved in immune responses, gastric acid secretion, and neurotransmission. There are four subtypes of histamine receptors (H1, H2, H3, and H4), each playing distinct roles in allergic reactions, gastric function, and central nervous system activity. Histamine receptor antagonists are widely used in the treatment of allergies, peptic ulcers, and motion sickness. At CymitQuimica, we provide a comprehensive selection of high-quality histamine receptor modulators to support your research in immunology, gastroenterology, and neuropharmacology.

Found 358 products of "Histamine Receptor"

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  • Cyproheptadine hydrochloride sesquihydrate

    CAS:
    <p>Cyproheptadine hydrochloride sesquihydrate (Peritol), an antihistamine, is an antagonist of serotonin and histamine2.</p>
    Formula:C21H24ClNO
    Purity:99.77% - >99.99%
    Color and Shape:White To Slightly Yellowish Crystalline Solid
    Molecular weight:341.88
  • Mepyramine maleate

    CAS:
    <p>Mepyramine maleate is a mild hypnotic, local anesthetic, and H1 histamine antagonist for allergies and colds.</p>
    Formula:C21H27N3O5
    Purity:99.51% - 99.7%
    Color and Shape:White Crystalline Powder
    Molecular weight:401.47
  • Promethazine hydrochloride

    CAS:
    <p>Promethazine HCl: First-gen antihistamine, H1 and mACh blocker, affects 5-HT2A/C, D2, α1 receptors.</p>
    Formula:C17H20N2S·HCl
    Purity:99.85%
    Color and Shape:Crystals In Water Has A Ph Of 3 5-5 0 (Ntp 1992)
    Molecular weight:320.88
  • Pimethixene

    CAS:
    <p>Pimethixene (Calmixen) blocks 5-HT1A, 2A/B/C, H1, D2/D4.4 &amp; muscarinic M1/M2 receptors; potent with pKis 7.54-10.44.</p>
    Formula:C19H19NS
    Purity:97.50%
    Color and Shape:Solid
    Molecular weight:293.43
  • Mifentidine

    CAS:
    <p>Mifentidine (DA 4577) is an orally available H2 receptor antagonist for the study of gastric emptying and experimental gastric and duodenal ulcers.</p>
    Formula:C13H16N4
    Purity:98.34% - 99.73%
    Color and Shape:Solid
    Molecular weight:228.29
  • Pheniramine maleate

    CAS:
    <p>Pheniramine maleate (Trimetose), an alkylamine derivative with antihistaminic and vasodilatory properties, binds to histamine H1 receptors.</p>
    Formula:C16H20N2·C4H4O4
    Purity:99.85%
    Color and Shape:Physical Description White Powder With A Faint Amine-Like Odor Melting Point 107°C
    Molecular weight:356.42
  • Amitriptyline hydrochloride

    CAS:
    <p>Amitriptyline hydrochloride (Annoyltin) is the hydrochloride salt of the tricyclic dibenzocycloheptadiene amitriptyline with antidepressant and antinociceptive</p>
    Formula:C20H24ClN
    Purity:97% - 99.94%
    Color and Shape:Crystals White To Off-White Powder
    Molecular weight:313.86
  • Mirtazapine

    CAS:
    <p>Mirtazapine is a unique tetracyclic antidepressant, may cause temporary liver enzyme elevation, and is linked to rare liver injury.</p>
    Formula:C17H19N3
    Purity:99.98%
    Color and Shape:Solid
    Molecular weight:265.35
  • Carebastine

    CAS:
    <p>Carebastine, the active metabolite of Ebastine, is an antagonist of the histamine H1 receptor.</p>
    Formula:C32H37NO4
    Purity:99.16%
    Color and Shape:Off-White Solid
    Molecular weight:499.64
  • KSK67

    CAS:
    <p>KSK67 is a selective dual antagonist of sigma-2 and histamine H3 receptors with inhibitory effects on H3 receptors, sigma-1, and sigma-2 receptors, with Ki</p>
    Formula:C22H27N3O2
    Purity:99.11%
    Color and Shape:Soild
    Molecular weight:365.47
  • Oxmetidine

    CAS:
    <p>Oxmetidine (SKF 92994) is an H2R antagonist that inhibits transmembrane calcium flux in the cardiovascular system and is used in the study of duodenal ulcers.</p>
    Formula:C19H21N5O3S
    Purity:99.67%
    Color and Shape:Solid
    Molecular weight:399.47
  • Betahistine mesylate

    CAS:
    <p>Betahistine mesylate (Extovyl), an H1 agonist and vasodilator, treats Meniere's disease and vascular headaches; risks with asthma/ulcers.</p>
    Formula:C8H12N2·2(CH4O3S)
    Purity:98% - 99.85%
    Color and Shape:Coa
    Molecular weight:328.4
  • Methapyrilene hydrochloride

    CAS:
    <p>Methapyrilene hydrochloride is a biochemical.</p>
    Formula:C14H20ClN3S
    Color and Shape:Liquid Solution) 5 5 (Ntp 1992)
    Molecular weight:297.85
  • H4R antagonist 3

    CAS:
    <p>H4R antagonist 3 is a novel histamine-4 receptor (H4R) antagonist with an EC50 &lt;10 mM.H4R antagonist 3 has potential inflammatory activity for the study of</p>
    Formula:C19H21ClN4S
    Purity:98%
    Color and Shape:Solid
    Molecular weight:372.92
  • Samelisant

    CAS:
    <p>Samelisant (SUVN-G3031), a selective H3 inverse agonist, Ki=8.7/9.8 nM in humans/rats, has anti-narcoleptic properties.</p>
    Formula:C21H31N3O3
    Purity:99.59%
    Color and Shape:Solid
    Molecular weight:373.49
  • Sufotidine

    CAS:
    <p>Sufotidine (AH 25352X) is a highly selective competitive H2 receptor antagonist.</p>
    Formula:C20H31N5O3S
    Purity:99.03% - 99.92%
    Color and Shape:Solid
    Molecular weight:421.56
  • Tecastemizole

    CAS:
    <p>Tecastemizole (R 43512) is a selective antagonist of H1 receptor and a major metabolite of astemizole with anti-inflammatory effects.</p>
    Formula:C19H21FN4
    Purity:99.70%
    Color and Shape:Solid
    Molecular weight:324.4
  • Cetirizine D8 dihydrochloride

    CAS:
    <p>Cetirizine D8 dihydrochloride is a deuterated H1-antihistamine with long-acting effects.</p>
    Formula:C21H26Cl2N2O3
    Purity:98%
    Color and Shape:Solid
    Molecular weight:433.4
  • Donetidine

    CAS:
    <p>Donetidine is a histamine H2 receptor antagonist used to treat digestive disorders.</p>
    Formula:C20H25N5O3S
    Purity:99.32%
    Color and Shape:Solid
    Molecular weight:415.51
  • Histamine H4 receptor antagonist-1

    CAS:
    <p>Histamine H4 receptor antagonist-1 is a potent antagonist of the histamine H4 receptor.</p>
    Formula:C30H38N8O2
    Color and Shape:Solid
    Molecular weight:542.68
  • Thioperamide maleate

    CAS:
    <p>Thioperamide maleate (MR-12842 maleate) is an effective and selective antagonist of H3 receptor (Ki = 4.3 nM) for inhibition of [3H]histamine synthesis (Ki = 31</p>
    Formula:C19H28N4O4S
    Purity:98.48%
    Color and Shape:Solid
    Molecular weight:408.52
  • Levocarnitine propionate hydrochloride

    CAS:
    <p>Levocarnitine propionate hydrochloride (ST-261) is used for the treatment of the deterioration of renal function, congestive heart failure, and other diseases.</p>
    Formula:C10H20ClNO4
    Purity:90% - 99.77%
    Color and Shape:Solid
    Molecular weight:253.72
  • 4-Methylhistamine

    CAS:
    <p>4-Methylhistamine serves as a potent agonist for the histamine 4 receptor (H4R), holding promise for research into immune-related diseases, including cancer and</p>
    Formula:C6H11N3
    Purity:98%
    Color and Shape:Solid
    Molecular weight:125.17
  • Neurotransmitter Receptor Compound Library


    <p>A unique collection of 1513 neurotransmitter receptor compounds, can be used for HTS and HCS screening;</p>
    Color and Shape:Odour Solid
  • Diphenhydramine hydrochloride

    CAS:
    <p>DPH: antihistamine for cough, nausea, itching, allergy, Parkinson's, sleep aid, cold remedy.</p>
    Formula:C17H22ClNO
    Purity:99.84%
    Color and Shape:Taste Ph (5% Aqueous Solution) 4-6 (Ntp 1992)
    Molecular weight:291.82
  • Oxmetidine FA


    <p>Oxmetidine FA is an orally available specific histamine H2 receptor antagonist with antiulcerogenic properties.</p>
    Formula:C20H23N5O5S
    Purity:97.34%
    Color and Shape:Soild
    Molecular weight:445.49
  • Nizatidine

    CAS:
    <p>Nizatidine (Acinon) is a competitive and reversible histamine H2-receptor antagonist with antacid activity.</p>
    Formula:C12H21N5O2S2
    Purity:99.43%
    Color and Shape:White To Off-White Crystalline Powder
    Molecular weight:331.46
  • Bodilisant

    CAS:
    <p>Bodilisant: nanomolar-affinity hH3R ligand, derived from piperidine, with BODIPY fluorophore.</p>
    Formula:C27H34BF2N3O
    Color and Shape:Solid
    Molecular weight:465.4
  • Roxatidine

    CAS:
    <p>Roxatidine, a metabolite of Roxatidine acetate, is a H2-receptor antagonist that prevents ulcers and has anti-inflammatory properties.</p>
    Formula:C17H26N2O3
    Color and Shape:Solid
    Molecular weight:306.4
  • Vapitadine

    CAS:
    <p>Vapitadine is a non-sedative antihistamine compound that relieves itching caused by atopic dermatitis.</p>
    Formula:C17H20N4O
    Purity:99.77% - 99.86%
    Color and Shape:Soild
    Molecular weight:296.37
  • Cetirizine Impurity C

    CAS:
    <p>Cetirizine Impurity C - a metabolite of hydroxyzine, is a long-acting, oral H1-antihistamine.</p>
    Formula:C21H25ClN2O3
    Color and Shape:Solid
    Molecular weight:388.89
  • Dalcotidine

    CAS:
    <p>Dalcotidine (KU 1257), a histamine H2/H9 blocker, inhibits acid secretion; Ki=0.040, KB=0.041, aids ulcer healing, may lower relapse.</p>
    Formula:C18H29N3O2
    Purity:99.11%
    Color and Shape:Solid
    Molecular weight:319.44
  • Nα-Methylhistamine FA


    <p>Nα-Methylhistamine FA is a histamine H3 receptor agonist</p>
    Formula:C7H13N3O2
    Purity:>99.99%
    Color and Shape:Solid
    Molecular weight:171.2
  • Dexchlorpheniramine free base

    CAS:
    <p>Dexchlorpheniramine Maleate, a histamine receptor antagonist, is used to treat urticaria, allergic rhinitis, allergic conjunctivitis and pruritus.</p>
    Formula:C16H19ClN2
    Purity:98%
    Color and Shape:Oily Liquid Solid
    Molecular weight:274.79
  • (S)-Azelastine hydrochloride

    CAS:
    <p>(S)-Azelastine HCl, an antihistamine, reduces H1R, M1R, M3R levels and inhibits HNEpC growth.</p>
    Formula:C22H25Cl2N3O
    Purity:98%
    Color and Shape:Solid
    Molecular weight:418.36
  • Cetirizine Impurity C dihydrochloride

    CAS:
    <p>Cetirizine Impurity C dihydrochloride is a Cetirizine metabolite and long-acting H1-antihistamine.</p>
    Formula:C21H27Cl3N2O3
    Color and Shape:Solid
    Molecular weight:461.81
  • JNJ-10181457 (hydrochloride)

    CAS:
    <p>JNJ-10181457 (hydrochloride) is a non-imidazole H3 receptor antagonist that is brain-penetrating and selective, increasing NE and acetylcholine concentrations</p>
    Formula:C20H30Cl2N2O
    Color and Shape:Solid
    Molecular weight:385.37
  • Alcaftadine carboxylic acid

    CAS:
    <p>Alcaftadine is a novel antihistamine for preventing allergic conjunctivitis.</p>
    Formula:C19H21N3O2
    Color and Shape:Solid
    Molecular weight:323.39
  • Cetirizine Impurity D

    CAS:
    <p>Cetirizine Impurity D, an antihistamine derivative, acts as a long-lasting H1-receptor antagonist with antiallergic effects.</p>
    Formula:C30H28Cl2N2
    Color and Shape:Solid
    Molecular weight:487.46
  • Sigma-1 receptor antagonist 5


    <p>Sigma-1 receptor antagonist 5 (compound 12), a 4-pyridylpiperidine derivative, exhibits analgesic properties through its antagonistic action on sigma receptors</p>
    Formula:C26H27N3O
    Purity:98%
    Color and Shape:Solid
    Molecular weight:397.51
  • Cetirizine methyl ester

    CAS:
    <p>Cetirizine methyl ester is a Cetirizine impurity, a long-acting, oral H1-antihistamine and hydroxyzine metabolite.</p>
    Formula:C22H27ClN2O3
    Color and Shape:Solid
    Molecular weight:402.91
  • Conessine hydrobromide

    CAS:
    <p>Conessine hydrobromide is a naturally occurring steroid alkaloid and has been used in traditional herbal medicine as a treatment for amoebic dysentery.</p>
    Formula:C24H41BrN2
    Color and Shape:Solid
    Molecular weight:437.51
  • (+)-Dropropizine

    CAS:
    <p>(+)-Dropropizine can inhibit histamine receptor, anti-allergic, and reduce a cough by modulation of neuropeptides involved in the cough reflex.</p>
    Formula:C13H20N2O2
    Purity:>99.99%
    Color and Shape:White Or Off White Crystalline Powder
    Molecular weight:236.31
  • Histamine & Melatonin Receptor-Targeted Compound Library


    <p>A unique collection of xnum compounds targeting histaminergic receptor and melatonin receptor for high throughput screening (HTS) and high content screening (HCS</p>
    Color and Shape:Odour Solid
  • KSK94 FA


    <p>KSK94 FA is a potent histamine H3 receptor antagonist that inhibits H3 receptors and is used in the study of neuropathic pain and obesity.</p>
    Formula:C26H28N4O3
    Purity:97.51%
    Color and Shape:Soild
    Molecular weight:444.53
  • Alimemazine D6

    CAS:
    <p>Alimemazine D6 is a deuterium-labeled Alimemazine. Alimemazine is an antihistamine.</p>
    Formula:C18H22N2S
    Purity:98%
    Color and Shape:Solid
    Molecular weight:304.48
  • Antazoline phosphate

    CAS:
    <p>Antazoline phosphate: H1 histamine receptor antagonist with anticholinergic effects, eases allergies.</p>
    Formula:C17H22N3O4P
    Purity:98%
    Color and Shape:Coa
    Molecular weight:363.35
  • Hydroxyzine D8

    CAS:
    <p>Hydroxyzine D8, a deuterium-labeled version of Hydroxyzine, acts as a histamine H1-receptor antagonist.</p>
    Formula:C21H27ClN2O2
    Purity:98%
    Color and Shape:Solid
    Molecular weight:382.95
  • Cetirizine D8

    CAS:
    <p>Cetirizine D8 is a deuterium-labeled Cetirizine. Cetirizine is a second-generation antihistamine and a long-acting histamine H1-receptor antagonist.</p>
    Formula:C21H25ClN2O3
    Purity:98%
    Color and Shape:Solid
    Molecular weight:396.94
  • Diphenylpyraline

    CAS:
    <p>Diphenylpyridine is the first generation antihistamine, which has the anticholinergic effect of diphenylpiperidine.</p>
    Formula:C19H23NO
    Color and Shape:Solid
    Molecular weight:281.39