benzo[b]furan-3-carbonyl chloride

苯并[b]呋喃-3-甲酰氯

Also known as: 1-benzofuran-3-carbonyl chloride, 3-benzofurancarbonyl chloride, 3-benzofurancarboxylic acid chloride, benzofuran-3-carbonyl chloride, benzofuran-3-carboxylic acid chloride

benzo[b]furan-3-carbonyl chloride (CAS 111964-21-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5ClO2 and a molecular weight of 180.58800 g/mol. It is also known as 1-benzofuran-3-carbonyl chloride, 3-benzofurancarbonyl chloride and 3-benzofurancarboxylic acid chloride. Key properties include a boiling point of 260.8ºC at 760 mmHg, a density of 1.36g/cm3 and a flash point of 111.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
111964-21-7
Jingsj CID
J-1322801-7
Molecular Formula
C9H5ClO2
Chinese Name
苯并[b]呋喃-3-甲酰氯
Molecular Weight
180.58800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point260.8ºC at 760 mmHg
Density1.36g/cm3
Flash Point111.6ºC

Frequently Asked Questions

What is the CAS number of benzo[b]furan-3-carbonyl chloride?

The CAS number of benzo[b]furan-3-carbonyl chloride is 111964-21-7.

What are the molecular formula and molecular weight of benzo[b]furan-3-carbonyl chloride?

benzo[b]furan-3-carbonyl chloride has molecular formula C9H5ClO2 and molecular weight 180.58800 g/mol.

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

Last updated:

How to cite: Jingsj. "benzo[b]furan-3-carbonyl chloride (CAS 111964-21-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1322801-7 (accessed 2026-10-22).

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