1-(4-methyl-2-thiophen-2-yl-1,3-thiazol-5-yl)ethanone

1-[4-甲基-2-(2-噻吩)-1,3-噻唑-5-基]-1-乙酮

Also known as: 1-(4-Methyl-2-(thiophen-2-yl)thiazol-5-yl)ethanone, 1-(4-methyl-2-thiophen-2-yl-thiazol-5-yl)-ethanone, 1-[4-METHYL-2-(2-THIENYL)-1,3-THIAZOL-5-YL]ETHAN-1-ONE, 2'-(4-Methyl-5-acetyl-2-thiazolyl)-thiophen, 5-acetyl-4-methyl-2-(2-thienyl)thiazole, Ethanone, 1-[4-methyl-2-(2-thienyl)-5-thiazolyl]-

1-(4-methyl-2-thiophen-2-yl-1,3-thiazol-5-yl)ethanone (CAS 56421-61-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NOS2 and a molecular weight of 223.31500 g/mol. It is also known as 1-(4-Methyl-2-(thiophen-2-yl)thiazol-5-yl)ethanone, 1-(4-methyl-2-thiophen-2-yl-thiazol-5-yl)-ethanone and 1-[4-METHYL-2-(2-THIENYL)-1,3-THIAZOL-5-YL]ETHAN-1-ONE. Key properties include a melting point of 121ºC, a boiling point of 377.4ºC at 760 mmHg, a density of 1.278g/cm3 and a flash point of 182.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56421-61-5
Jingsj CID
J-1029651-4
Molecular Formula
C10H9NOS2
Chinese Name
1-[4-甲基-2-(2-噻吩)-1,3-噻唑-5-基]-1-乙酮
Molecular Weight
223.31500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point121ºC
Boiling Point377.4ºC at 760 mmHg
Density1.278g/cm3
Flash Point182.1ºC

Frequently Asked Questions

What is the CAS number of 1-(4-methyl-2-thiophen-2-yl-1,3-thiazol-5-yl)ethanone?

The CAS number of 1-(4-methyl-2-thiophen-2-yl-1,3-thiazol-5-yl)ethanone is 56421-61-5.

What are the molecular formula and molecular weight of 1-(4-methyl-2-thiophen-2-yl-1,3-thiazol-5-yl)ethanone?

1-(4-methyl-2-thiophen-2-yl-1,3-thiazol-5-yl)ethanone has molecular formula C10H9NOS2 and molecular weight 223.31500 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(4-methyl-2-thiophen-2-yl-1,3-thiazol-5-yl)ethanone (CAS 56421-61-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1029651-4 (accessed 2026-10-22).

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