1-(5-chloro-2-methylphenyl)ethan-1-one

5-氯-2-甲基苯乙酮

Also known as: 1-(5-Chloro-2-methylphenyl)ethanone, 2-methyl-5-chloroacetophenone, 5'-chloro-2'-methylacetophenone, 5-Chlor-2-methyl-acetophenon, Ethanone, 1-(5-chloro-2-methylphenyl)-

1-(5-chloro-2-methylphenyl)ethan-1-one (CAS 58966-35-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H9ClO and a molecular weight of 168.62000 g/mol. It is also known as 1-(5-Chloro-2-methylphenyl)ethanone, 2-methyl-5-chloroacetophenone and 5'-chloro-2'-methylacetophenone. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 58966-35-1
Jingsj CID: J-1044350-7
Molecular Formula: C₉H₉ClO
Chinese Name: 5-氯-2-甲基苯乙酮
Molecular Weight: 168.62000 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-(5-chloro-2-methylphenyl)ethan-1-one?

The CAS number of 1-(5-chloro-2-methylphenyl)ethan-1-one is 58966-35-1.

What are the molecular formula and molecular weight of 1-(5-chloro-2-methylphenyl)ethan-1-one?

1-(5-chloro-2-methylphenyl)ethan-1-one has molecular formula C9H9ClO and molecular weight 168.62000 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-(5-chloro-2-methylphenyl)ethan-1-one (CAS 58966-35-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1044350-7 (accessed 2026-10-22).

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