3-methylbenzo[b]thiophene-2-carbonyl chloride

3-甲基苯并[b]噻吩-2-羰酰氯

Also known as: 3-methyl-1-benzothiophene-2-carbonyl chloride, 3-methylbenzo[b]thiophene-2-carbonyl chloride, Benzo[b]thiophene-2-carbonyl chloride, 3-methyl-, 3-Methyl-benzo[b]thiophen-2-carbonyl chloride

3-methylbenzo[b]thiophene-2-carbonyl chloride (CAS 41280-76-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7ClOS and a molecular weight of 210.68000 g/mol. It is also known as 3-methyl-1-benzothiophene-2-carbonyl chloride, Benzo[b]thiophene-2-carbonyl chloride, 3-methyl- and 3-Methyl-benzo[b]thiophen-2-carbonyl chloride. Key properties include a boiling point of 324.629ºC at 760 mmHg, a density of 1.353g/cm3 and a flash point of 150.131ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41280-76-6
Jingsj CID
J-1335595-1
Molecular Formula
C10H7ClOS
Chinese Name
3-甲基苯并[b]噻吩-2-羰酰氯
Molecular Weight
210.68000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point324.629ºC at 760 mmHg
Density1.353g/cm3
Flash Point150.131ºC

Frequently Asked Questions

What is the CAS number of 3-methylbenzo[b]thiophene-2-carbonyl chloride?

The CAS number of 3-methylbenzo[b]thiophene-2-carbonyl chloride is 41280-76-6.

What are the molecular formula and molecular weight of 3-methylbenzo[b]thiophene-2-carbonyl chloride?

3-methylbenzo[b]thiophene-2-carbonyl chloride has molecular formula C10H7ClOS and molecular weight 210.68000 g/mol.

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

Last updated:

How to cite: Jingsj. "3-methylbenzo[b]thiophene-2-carbonyl chloride (CAS 41280-76-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1335595-1 (accessed 2026-10-25).

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