2-Acetyl-4,5-dimethylthiazole

2-乙酰基-4,5-二甲基噻唑

Also known as: 1-(4,5-dimethyl-1,3-thiazol-2-yl)ethanone, 1-(4,5-dimethylthiazol-2-yl)ethanone, 1-(4,5-dimethyl-2-thiazolyl)ethanone, 1-(4,5-dimethyl-thiazol-2-yl)-ethanone, 1-(4,5-dimethylthiazol-2-yl)ethan-1-one, 2-acetyl-4,5-dimethyl-1,3-thiazole, Ethanone, 1-(4,5-dimethyl-2-thiazolyl)-

2-Acetyl-4,5-dimethylthiazole (CAS 7531-76-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9NOS and a molecular weight of 155.21700 g/mol. It is also known as 1-(4,5-dimethyl-1,3-thiazol-2-yl)ethanone, 1-(4,5-dimethylthiazol-2-yl)ethanone and 1-(4,5-dimethyl-2-thiazolyl)ethanone. Key properties include a boiling point of 105ºC, a density of 1.139g/cm3 and a flash point of 110.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7531-76-2
Jingsj CID
J-1162447-5
Molecular Formula
C7H9NOS
Chinese Name
2-乙酰基-4,5-二甲基噻唑
Molecular Weight
155.21700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point105ºC
Density1.139g/cm3
Flash Point110.8ºC

Frequently Asked Questions

What is the CAS number of 2-Acetyl-4,5-dimethylthiazole?

The CAS number of 2-Acetyl-4,5-dimethylthiazole is 7531-76-2.

What are the molecular formula and molecular weight of 2-Acetyl-4,5-dimethylthiazole?

2-Acetyl-4,5-dimethylthiazole has molecular formula C7H9NOS and molecular weight 155.21700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Acetyl-4,5-dimethylthiazole (CAS 7531-76-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1162447-5 (accessed 2026-10-24).

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