3-chloro-6-methylbenzo[b]thiophene-2-carbonyl chloride

Also known as: 3-chloro-6-methyl-1-benzothiophene-2-carbonyl chloride, 3-chloro-6-methylbenzo[b]thiophene-2-carbonyl chloride, 3-Chloro-6-methylbenzothiophene-2-carbonyl chloride, AKOS B000008, Benzo[b]thiophene-2-carbonyl chloride, 3-chloro-6-methyl-

3-chloro-6-methylbenzo[b]thiophene-2-carbonyl chloride (CAS 34576-87-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H6Cl2OS and a molecular weight of 245.125 g/mol. Key properties include a boiling point of 357.6±37.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 170.1±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 34576-87-9
Jingsj CID: J-1324216-5
Molecular Formula: C₁₀H₆Cl₂OS
Molecular Weight: 245.125 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	357.6±37.0 °C at 760 mmHg
Density	1.5±0.1 g/cm3
Flash Point	170.1±26.5 °C
Exact Mass	243.951645
PSA	45.31000
LogP	4.93
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.667

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 3-chloro-6-methylbenzo[b]thiophene-2-carbonyl chloride?

The CAS number of 3-chloro-6-methylbenzo[b]thiophene-2-carbonyl chloride is 34576-87-9.

What are the molecular formula and molecular weight of 3-chloro-6-methylbenzo[b]thiophene-2-carbonyl chloride?

3-chloro-6-methylbenzo[b]thiophene-2-carbonyl chloride has molecular formula C10H6Cl2OS and molecular weight 245.125 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-chloro-6-methylbenzo[b]thiophene-2-carbonyl chloride (CAS 34576-87-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1324216-5 (accessed 2026-11-09).

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