3-Bromo-2-butanone

Q: What are the molecular formula and molecular weight of 3-Bromo-2-butanone?

C4H7BrO, molecular weight 151.002 g/mol

3-溴-2-丁酮

Also known as: 3-Bromobutan-2-one, 3-Bromo-2-butanone, 97%, stab. with <1% magnesium oxide, 1-Bromoethyl methyl ketone, 2-Bromo-3-butanone, 3-Bromobutane-2-one, alpha-Bromoethylmethylketone, 3-Bromo-2-butanone, 97%, stabilized, MFCD00013538, EINECS 212-404-6

CAS No.: 814-75-5
Jingsj CID: J-23473-9
Molecular Formula: C₄H₇BrO
Chinese Name: 3-溴-2-丁酮
Molecular Weight: 151.002 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	141.5±13.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	62.4±7.2 °C

GHS Safety & Compliance

Flammable / Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-Bromo-2-butanone?

814-75-5

What are the molecular formula and molecular weight of 3-Bromo-2-butanone?

C4H7BrO, molecular weight 151.002 g/mol

Is 3-Bromo-2-butanone hazardous?

Danger

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026