2-(chloroacetyl)-5-methylisoxazol-3(2H)-one

2-氯乙酰基-5-甲基异噁唑-3(2H-)-酮

Also known as: 2-(2-chloroacetyl)-5-methyl-1,2-oxazol-3-one, 2-(2-chloroacetyl)-5-methyl-2,3-dihydro-1,2-oxazol-3-one, 2-chloroacetyl-5-methylisoxazol-3(2H)-one, 2-Chloracetyl-5-methyl-3-isoxazolinon

2-(chloroacetyl)-5-methylisoxazol-3(2H)-one (CAS 38100-64-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H6ClNO3 and a molecular weight of 175.57000 g/mol. It is also known as 2-(2-chloroacetyl)-5-methyl-1,2-oxazol-3-one, 2-(2-chloroacetyl)-5-methyl-2,3-dihydro-1,2-oxazol-3-one and 2-chloroacetyl-5-methylisoxazol-3(2H)-one. Key properties include a boiling point of 235.9ºC at 760mmHg, a density of 1.448g/cm3 and a flash point of 96.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38100-64-0
Jingsj CID
J-1127416-2
Molecular Formula
C6H6ClNO3
Chinese Name
2-氯乙酰基-5-甲基异噁唑-3(2H-)-酮
Molecular Weight
175.57000 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point235.9ºC at 760mmHg
Density1.448g/cm3
Flash Point96.5ºC

Frequently Asked Questions

What is the CAS number of 2-(chloroacetyl)-5-methylisoxazol-3(2H)-one?

The CAS number of 2-(chloroacetyl)-5-methylisoxazol-3(2H)-one is 38100-64-0.

What are the molecular formula and molecular weight of 2-(chloroacetyl)-5-methylisoxazol-3(2H)-one?

2-(chloroacetyl)-5-methylisoxazol-3(2H)-one has molecular formula C6H6ClNO3 and molecular weight 175.57000 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(chloroacetyl)-5-methylisoxazol-3(2H)-one (CAS 38100-64-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1127416-2 (accessed 2026-10-23).

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