1-(3-Bromo-4-methylphenyl)ethanone

Also known as: 3'-Bromo-4'-methylacetophenone, Ethanone, 1-(3-bromo-4-methylphenyl)-, 3-Bromo-4-methylacetophenone, MFCD02683854, Siponimod Impurity 1

1-(3-Bromo-4-methylphenyl)ethanone (CAS 40180-80-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H9BrO and a molecular weight of 213.07100 g/mol. Key properties include a melting point of 42-46ºC(lit.), a boiling point of 279.3ºC at 760 mmHg, a density of 1.388g/cm3 and a flash point of 85.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40180-80-1
Jingsj CID: J-9401-9
Molecular Formula: C₉H₉BrO
Molecular Weight: 213.07100 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	42-46ºC(lit.)
Boiling Point	279.3ºC at 760 mmHg
Density	1.388g/cm3
Flash Point	85.5ºC
Exact Mass	211.98400
PSA	17.07000
LogP	2.96010
Refractive Index	1.548

Customs & Trade Information

HS Code	2914700090
Summary	HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-(3-Bromo-4-methylphenyl)ethanone?

The CAS number of 1-(3-Bromo-4-methylphenyl)ethanone is 40180-80-1.

What are the molecular formula and molecular weight of 1-(3-Bromo-4-methylphenyl)ethanone?

1-(3-Bromo-4-methylphenyl)ethanone has molecular formula C9H9BrO and molecular weight 213.07100 g/mol.

What are the upstream and downstream products of 1-(3-Bromo-4-methylphenyl)ethanone?

For 1-(3-Bromo-4-methylphenyl)ethanone, Upstream Products: 4'-Methylacetophenone, 1-(4-Methylphenyl)ethanol, 1-(3-Amino-4-methylphenyl)ethanone; Downstream Products: (3-Bromo-4-methylphenyl)acetic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-(3-Bromo-4-methylphenyl)ethanone (CAS 40180-80-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9401-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.