2-Chlorobutyryl chloride

2-氯丁酰氯

Also known as: 2-chlorobutanoyl chloride, butanoyl chloride, 2-chloro-, α-chlorobutyryl chloride, 2-chlorobutyryl chloride, tech. 85%, MFCD00041409

2-Chlorobutyryl chloride (CAS 7623-11-2) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H6Cl2O and a molecular weight of 140.99600 g/mol. It is also known as 2-chlorobutanoyl chloride, butanoyl chloride, 2-chloro- and α-chlorobutyryl chloride. Key properties include a boiling point of 138-140ºC, a density of 1.236 and a flash point of 138-140ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7623-11-2
Jingsj CID
J-30660-5
Molecular Formula
C4H6Cl2O
Chinese Name
2-氯丁酰氯
Molecular Weight
140.99600 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point138-140ºC
Density1.236
Flash Point138-140ºC

Frequently Asked Questions

What is the CAS number of 2-Chlorobutyryl chloride?

The CAS number of 2-Chlorobutyryl chloride is 7623-11-2.

What are the molecular formula and molecular weight of 2-Chlorobutyryl chloride?

2-Chlorobutyryl chloride has molecular formula C4H6Cl2O and molecular weight 140.99600 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Chlorobutyryl chloride (CAS 7623-11-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30660-5 (accessed 2026-10-22).

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