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Betazole dihydrochloride

盐酸倍他唑

Also known as: Betazole hydrochloride, Histalog, Gastramine, Histimin, 2-(1H-pyrazol-3-yl)ethanamine dihydrochloride, 3-(2-aminoethyl)pyrazole dihydrochloride, [2-(1H-pyrazol-3-yl)ethyl]amine dihydrochloride, 2-(3-pyrazolyl)ethylamine dihydrochloride, ametazole dihydrochloride, betazole dihydrochloride, 2-(1H-pyrazol-5-yl)ethan-1-amine dihydrochloride, 3-β-aminoethylpyrazole dihydrochloride

Betazole dihydrochloride (CAS 138-92-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H11Cl2N3 and a molecular weight of 184.06700 g/mol. It is also known as Betazole hydrochloride, Histalog and Gastramine. Key properties include a melting point of 224-226°, a boiling point of 284.1ºC at 760mmHg and a flash point of 150.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138-92-1
Jingsj CID
J-39879-6
Molecular Formula
C5H11Cl2N3
Chinese Name
盐酸倍他唑
Molecular Weight
184.06700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point224-226°
Boiling Point284.1ºC at 760mmHg
Flash Point150.3ºC
Exact Mass183.03300
PSA54.70000
LogP2.21520
Vapor Pressure0.00303mmHg at 25°C
Storage Conditions2-8°C

Activity & Biological Data

TargetH2 Receptor
Additional Information[1]. Maples MD, Effects of betazole hydrochloride and cimetidine on common bile pressure and duodenal myoelectric activity in the dog. Am Surg. 1981;47(12):519-521. [2]. Spitz IM, Betazole-induced GIP secretion is not mediated by gastric HCl. Metabolism. 1982;31(4):380-382. [3]. CLAYMAN CB,. A simple oral gastric secretory stimulant (betazole hydrochloride). JAMA. 1961;175:908-909.

Customs & Trade Information

HS Code2933199090
Summary2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Betazole dihydrochloride?

The CAS number of Betazole dihydrochloride is 138-92-1.

What are the molecular formula and molecular weight of Betazole dihydrochloride?

Betazole dihydrochloride has molecular formula C5H11Cl2N3 and molecular weight 184.06700 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Betazole dihydrochloride (CAS 138-92-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39879-6 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.