4-Bromoaniline is a compound where an aniline molecule is substituted with a bromine atom. Commercially available, this compound may be used as a building block, e.g. in the preparation of p-bromobiphenyl via the Gomberg-Bachmann reaction.

Appearance and properties: crystal

Density: 1.497

Boiling point: 230-250 °C

Melting point: 56-62 °C(lit.)

Flash point: 222-224°C

Refractive index: 1.5835 (99.6oC)

Stability: Stable. Combustible. Incompatible with strong oxidizing agents, peroxides, acids, acid chlorides, acid anhydrides,  chloroformates. May be air sensitive.

Storage conditions: the warehouse is ventilated and dry at low temperature, and stored separately from oxidants, acids and food additives

Vapor pressure: 0.0843mmHg at 25°C

Usage:Dye raw materials, such as azo dyes, quinoline dyes, medicine and organic synthesis intermediates.