2-Bromo-4'-nitroacetophenone

2-溴-4'-硝基苯乙酮

Also known as: 2-Bromo-1-(4-nitrophenyl)ethan-1-one, 2-Bromo-1-(4-nitrophenyl)ethanone, 4'-Nitrophenacyl bromide, 4-Nitrophenacyl bromide, p-Nitrophenacyl bromide, α-Bromo-4-nitroacetophenone, α-Bromo-p-nitroacetophenone, p-Nitro-α-bromoacetophenone, ASISCHEM D48949, AKOS BBS-00003952, MFCD00007356

2-Bromo-4'-nitroacetophenone (CAS 99-81-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H6BrNO3 and a molecular weight of 244.042 g/mol. It is also known as 2-Bromo-1-(4-nitrophenyl)ethan-1-one, 2-Bromo-1-(4-nitrophenyl)ethanone and 4'-Nitrophenacyl bromide. Key properties include a melting point of 94-99 °C(lit.), a boiling point of 325.2±17.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 150.5±20.9 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
99-81-0
Jingsj CID
J-41657-3
Molecular Formula
C8H6BrNO3
Chinese Name
2-溴-4'-硝基苯乙酮
Molecular Weight
244.042 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point94-99 °C(lit.)
Boiling Point325.2±17.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point150.5±20.9 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2-Bromo-4'-nitroacetophenone?

The CAS number of 2-Bromo-4'-nitroacetophenone is 99-81-0.

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

2-Bromo-4'-nitroacetophenone has molecular formula C8H6BrNO3 and molecular weight 244.042 g/mol.

Is 2-Bromo-4'-nitroacetophenone hazardous?

2-Bromo-4'-nitroacetophenone has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "2-Bromo-4'-nitroacetophenone (CAS 99-81-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41657-3 (accessed 2026-10-22).

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