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2-Bromo-4'-phenylacetophenone

Also known as: 1-(4-Biphenylyl)-2-bromoethanone, 1-([1,1'-Biphenyl]-4-yl)-2-bromoethan-1-one, 1-(biphenyl-4-yl)-2-bromoethanone, 4-Bromoacetylbiphenyl, p-Bromoacetylbiphenyl, 4-Phenylphenacyl Bromide, α-Bromo-p-phenylacetophenone, ω-Bromo-4-phenylacetophenone, 2-Bromo-4'-phenylacetophenone technical grade, Ethanone, 1-[1,1'-biphenyl]-4-yl-2-bromo-, MFCD00000202

2-Bromo-4'-phenylacetophenone (CAS 135-73-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H11BrO and a molecular weight of 275.141 g/mol. Key properties include a melting point of 123-125 °C(lit.), a boiling point of 370.0±17.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 75.1±8.3 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
135-73-9
Jingsj CID
J-2553-6
Molecular Formula
C14H11BrO
Molecular Weight
275.141 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point123-125 °C(lit.)
Boiling Point370.0±17.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point75.1±8.3 °C
Exact Mass273.999329
PSA17.07000
LogP4.04
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.604

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

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 2-Bromo-4'-phenylacetophenone?

The CAS number of 2-Bromo-4'-phenylacetophenone is 135-73-9.

What are the molecular formula and molecular weight of 2-Bromo-4'-phenylacetophenone?

2-Bromo-4'-phenylacetophenone has molecular formula C14H11BrO and molecular weight 275.141 g/mol.

Is 2-Bromo-4'-phenylacetophenone hazardous?

2-Bromo-4'-phenylacetophenone has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

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

Last updated:

How to cite: Jingsj. "2-Bromo-4'-phenylacetophenone (CAS 135-73-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2553-6 (accessed 2026-11-09).

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