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

1-(5-氟-2-甲基苯基)乙-1-酮

Also known as: 5'-fluoro-2'-methylacetophenone, 1-(5-fluoro-2-methylphenyl)ethanone, 1-acetyl-5-fluoro-2-methylbenzene, 3-fluoro-6-methylacetophenone, 5'-Fluoro-2'-methylacetophenone

1-(5-fluoro-2-methylphenyl)ethan-1-one (CAS 29427-49-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H9FO and a molecular weight of 152.16600 g/mol. It is also known as 5'-fluoro-2'-methylacetophenone, 1-(5-fluoro-2-methylphenyl)ethanone and 1-acetyl-5-fluoro-2-methylbenzene. Key properties include a boiling point of 211.7ºC at 760 mmHg, a density of 1.075g/cm3 and a flash point of 80.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29427-49-4
Jingsj CID
J-1498213-8
Molecular Formula
C9H9FO
Chinese Name
1-(5-氟-2-甲基苯基)乙-1-酮
Molecular Weight
152.16600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point211.7ºC at 760 mmHg
Density1.075g/cm3
Flash Point80.6ºC

Frequently Asked Questions

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

The CAS number of 1-(5-fluoro-2-methylphenyl)ethan-1-one is 29427-49-4.

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

1-(5-fluoro-2-methylphenyl)ethan-1-one has molecular formula C9H9FO and molecular weight 152.16600 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(5-fluoro-2-methylphenyl)ethan-1-one (CAS 29427-49-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498213-8 (accessed 2026-10-25).

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