(S)-2-Methylbutanoyl chloride

(S)-2-甲基丁酰氯

Also known as: (S)-2-Methylbutyryl chloride, (S)-(+)-2-Methylbutanoyl chloride, Butanoyl chloride, 2-methyl-, (2S)-

(S)-2-Methylbutanoyl chloride (CAS 27763-54-8) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H9ClO and a molecular weight of 120.57700 g/mol. It is also known as (S)-2-Methylbutyryl chloride, (S)-(+)-2-Methylbutanoyl chloride and Butanoyl chloride, 2-methyl-, (2S)-. Key properties include a boiling point of 116ºC, a density of 1.005 and a flash point of 25ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27763-54-8
Jingsj CID
J-1520389-8
Molecular Formula
C5H9ClO
Chinese Name
(S)-2-甲基丁酰氯
Molecular Weight
120.57700 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point116ºC
Density1.005
Flash Point25ºC

Frequently Asked Questions

What is the CAS number of (S)-2-Methylbutanoyl chloride?

The CAS number of (S)-2-Methylbutanoyl chloride is 27763-54-8.

What are the molecular formula and molecular weight of (S)-2-Methylbutanoyl chloride?

(S)-2-Methylbutanoyl chloride has molecular formula C5H9ClO and molecular weight 120.57700 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-2-Methylbutanoyl chloride (CAS 27763-54-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520389-8 (accessed 2026-10-26).

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