Chinese name: Sodium benzoate
English name: Sodium benzoate
CAS: 532-32-1
EINECS number: 208-534-8
Molecular formula: C7H5NaO2
MDL number: MFCD00012463
Molecular weight: 144.1
Category 1
Food additive: antiseptic insecticide: preservative
Appearance: white crystal or particle, or colorless powder, with sweet astringent taste. Soluble in water and ethanol, glycerol, methanol.
Solubility: Soluble in water and ethanol, glycerol, methanol.
Melting point: >300 °C(lit.)
Density: 1,44 g/cm3
Vapor pressure: 0Pa at 20℃
FEMA: 3025
Flash point: >100°C
Storage: Store at RT.
Solubility: H2O: 1 M at 20 °C, clear, colorless
Acidity coefficient (pKa) : 4.03[at 20 ℃]
Form: crystal, particle, flake or crystalline powder
Color: White
PH value: 7.0-8.5 (25℃, 1M in H2O)
Odor: odorless
Water solubility: Soluble in water
Merck: 14,8582
BRN: 3572467
Stability: Stable, but may be sensitive to moisture. Incompatible with strong oxidants, alkalis and inorganic acids.
InChIKey: WXMKPNITSTVMEF-UHFFFAOYSA-M
LogP: 1.88
use
It is used in the pharmaceutical industry and plant genetic research, and is also used as dye intermediates, fungicides and preservatives