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1-(4-(Bromomethyl)phenyl)ethanone

Also known as: 4'-Bromomethylacetophenone, p-(Bromomethyl)acetophenone, 4-Acetylbenzyl bromide, p-Acetylbenzyl bromide, 1-[4-(Bromomethyl)phenyl]ethanone, Ethanone, 1-[4-(bromomethyl)phenyl]-

1-(4-(Bromomethyl)phenyl)ethanone (CAS 51229-51-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H9BrO and a molecular weight of 213.071 g/mol. Key properties include a melting point of 38.5-40.0°C, a boiling point of 291.4±23.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 94.1±9.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51229-51-7
Jingsj CID
J-1445316-8
Molecular Formula
C9H9BrO
Molecular Weight
213.071 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point38.5-40.0°C
Boiling Point291.4±23.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point94.1±9.9 °C
Exact Mass211.983673
PSA17.07000
LogP2.37
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.564
Storage Conditions2-8°C

Customs & Trade Information

HS Code2914700090
SummaryHS: 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-(4-(Bromomethyl)phenyl)ethanone?

The CAS number of 1-(4-(Bromomethyl)phenyl)ethanone is 51229-51-7.

What are the molecular formula and molecular weight of 1-(4-(Bromomethyl)phenyl)ethanone?

1-(4-(Bromomethyl)phenyl)ethanone has molecular formula C9H9BrO and molecular weight 213.071 g/mol.

What are the upstream and downstream products of 1-(4-(Bromomethyl)phenyl)ethanone?

For 1-(4-(Bromomethyl)phenyl)ethanone, Upstream Products: 4'-Methylacetophenone, 1-(4-(hydroxymethyl)phenyl)ethanone; Downstream Products: 4-Acetylbenzaldehyde, 4-Acetylbenzonitrile, 1-(4-benzylphenyl)ethanone.

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

Last updated:

How to cite: Jingsj. "1-(4-(Bromomethyl)phenyl)ethanone (CAS 51229-51-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1445316-8 (accessed 2026-11-09).

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