Cefotiam hydrochloride

盐酸头孢替安

Also known as: Cefotiam dihydrochloride, (6R,7R)-7-[[(2-amino-4-thiazolyl)acetyl]amino]-3-[[[1-[2-(dimethylamino)ethyl]-1H-tetrazol-5-yl]thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid dihydrochloride, 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)acetyl]amino]-3-[[[1-[2-(dimethylamino)ethyl]-1H-tetrazol-5-yl]thio]methyl]-8-oxo-, dihydrochloride, (6R,7R)-, Halospor, Pansporin, Pansporine, Spizef, Abbott 48999, CGP 14221/E, Cefotiam HCL, MFCD00865087, EINECS 266-312-6

Cefotiam hydrochloride (CAS 66309-69-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H25Cl2N9O4S3 and a molecular weight of 598.550 g/mol. It is also known as Cefotiam dihydrochloride, (6R,7R)-7-[[(2-amino-4-thiazolyl)acetyl]amino]-3-[[[1-[2-(dimethylamino)ethyl]-1H-tetrazol-5-yl]thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid dihydrochloride and 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)acetyl]amino]-3-[[[1-[2-(dimethylamino)ethyl]-1H-tetrazol-5-yl]thio]methyl]-8-oxo-, dihydrochloride, (6R,7R)-. Key property: a boiling point of 940ºC at 760 mmHg. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66309-69-1
Jingsj CID
J-1957341-0
Molecular Formula
C18H25Cl2N9O4S3
Chinese Name
盐酸头孢替安
Molecular Weight
598.550 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point940ºC at 760 mmHg

GHS Safety & Compliance

Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Cefotiam hydrochloride?

The CAS number of Cefotiam hydrochloride is 66309-69-1.

What are the molecular formula and molecular weight of Cefotiam hydrochloride?

Cefotiam hydrochloride has molecular formula C18H25Cl2N9O4S3 and molecular weight 598.550 g/mol.

Is Cefotiam hydrochloride hazardous?

Cefotiam hydrochloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Cefotiam hydrochloride (CAS 66309-69-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957341-0 (accessed 2026-10-25).

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