3,7-dichloro-6-methoxy-1-benzothiophene-2-carbonyl chloride

3,7-二氯-6-甲氧基苯并[b]噻吩-2-甲酰氯

Also known as: 3,7-dichloro-6-methoxybenzo[b]thiophene-2-carbonyl chloride, 3,7-dichloro-6-methoxy-2-benzothiophenecarbonyl chloride, 3,7-dichloro-6-methoxy-benzothiophene-2-carbonyl chloride, benzo[b]thiophene-2-carbonyl chloride, 3,7-dichloro-6-methoxy-

3,7-dichloro-6-methoxy-1-benzothiophene-2-carbonyl chloride (CAS 34576-80-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H5Cl3O2S and a molecular weight of 295.57000 g/mol. It is also known as 3,7-dichloro-6-methoxybenzo[b]thiophene-2-carbonyl chloride, 3,7-dichloro-6-methoxy-2-benzothiophenecarbonyl chloride and 3,7-dichloro-6-methoxy-benzothiophene-2-carbonyl chloride. Key properties include a boiling point of 408.3ºC at 760mmHg, a density of 1.577g/cm3 and a flash point of 200.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34576-80-2
Jingsj CID
J-43605-8
Molecular Formula
C10H5Cl3O2S
Chinese Name
3,7-二氯-6-甲氧基苯并[b]噻吩-2-甲酰氯
Molecular Weight
295.57000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point408.3ºC at 760mmHg
Density1.577g/cm3
Flash Point200.7ºC

Frequently Asked Questions

What is the CAS number of 3,7-dichloro-6-methoxy-1-benzothiophene-2-carbonyl chloride?

The CAS number of 3,7-dichloro-6-methoxy-1-benzothiophene-2-carbonyl chloride is 34576-80-2.

What are the molecular formula and molecular weight of 3,7-dichloro-6-methoxy-1-benzothiophene-2-carbonyl chloride?

3,7-dichloro-6-methoxy-1-benzothiophene-2-carbonyl chloride has molecular formula C10H5Cl3O2S and molecular weight 295.57000 g/mol.

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

Last updated:

How to cite: Jingsj. "3,7-dichloro-6-methoxy-1-benzothiophene-2-carbonyl chloride (CAS 34576-80-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43605-8 (accessed 2026-10-24).

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