3-BROMOBENZOIC ACID CAS NO.585-76-2

Chinese name 3-BROMOBENZOIC ACID
Nickname 3-bromobenzoic acid
Chemical formula C7H5BrO2
Molecular weight 201.02
CAS login number 585-76-2
EINECS login number 209-562-3
Melting point 154 ℃
Boiling point 308.2 ℃ at 760 mmHg
Density 1.948 g/cm3
Colorless needle shaped crystals in appearance.
Flash point 140.2 ℃
Application of organic synthesis intermediates
Chinese name: m-bromobenzoic acid; 3-bromobenzoic acid; 3-Bromoanzoic acid; Meta bromo benzoic acid
【 English Name 】 3-Bromobenzene carboxylic acid
Molecular structure
All benzene ring C atoms and carbonyl C and O atoms form sigma bonds in sp2 hybrid orbitals. Hydroxyl O atoms form sigma bonds through sp3 hybrid orbitals.
Dissolution situation
Insoluble in water, soluble in ethanol and ether.
[Purpose]
Used as a spice ingredient; Intermediate for preparing meta bromobenzoic acid esters.
M-bromobenzoic acid is obtained by using m-bromotoluene as the raw material, heating to boiling in a potassium hydroxide solution, adding potassium permanganate, completing the reaction, filtering, neutralizing with dilute acid, washing with cold water, recrystallizing in ethanol or ether, recovering ethanol or ether, washing with water, and drying. Commonly used as an intermediate in organic synthesis.

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