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Famotidine

Also known as: Pepcid, Pepcidine, Gaster, Ifada, MFCD00079297, N'-(Aminosulfonyl)-3-([2-(diaminomethyleneamino)-4-thiazolyl]methylthio)propanamidine, Propanimidamide, 3-(((2-((aminoiminomethyl)amino)-4-thiazolyl)methyl)thio)-N-(aminosulfonyl)-, fibonel, ganor, motiax, muclox, pepdul, peptan

Famotidine (CAS 76824-35-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H15N7O2S3 and a molecular weight of 337.445 g/mol. Key properties include a melting point of 163-164°C, a boiling point of 662.4±65.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 354.4±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
76824-35-6
Jingsj CID
J-37947-5
Molecular Formula
C8H15N7O2S3
Molecular Weight
337.445 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point163-164°C
Boiling Point662.4±65.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point354.4±34.3 °C
Exact Mass337.044922
PSA235.25000
LogP-0.40
Vapor Pressure0.0±2.0 mmHg at 25°C
Refractive Index1.808
Additional Property1.1 mg/mL

Activity & Biological Data

Additional Information[1]. Inan, A., et al., Effects of the histamine H2 receptor antagonist famotidine on the healing of colonic anastomosis in rats. Clinics (Sao Paulo), 2009. 64(6): p. 567-70. [2]. Miyata, K., et al., Studies on the mechanism for the gastric mucosal protection by famotidine in rats. Jpn J Pharmacol, 1991. 55(2): p. 211-22.

Customs & Trade Information

HS Code2935009090
Summary2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Frequently Asked Questions

What is the CAS number of Famotidine?

The CAS number of Famotidine is 76824-35-6.

What are the molecular formula and molecular weight of Famotidine?

Famotidine has molecular formula C8H15N7O2S3 and molecular weight 337.445 g/mol.

What are the upstream and downstream products of Famotidine?

For Famotidine, Upstream Products: Methyl 3-(((2-guanidinothiazol-4-yl)methyl)thio)propanimidate; Downstream Products: 3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]methyl]thio]propanoic acid, 3-[[[2-[(Aminoiminomethyl)amino]-4-thiazolyl]methyl]sulfinyl]-N-(aminosulfonyl)propanimidamide.

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

Last updated:

How to cite: Jingsj. "Famotidine (CAS 76824-35-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37947-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.