English name: 2,4-Dihydroxybenzoic acid
CAS number: 89-86-1
Molecular formula: C7H6O4
Molecular weight: 154.12
EINECS number: 201-946-9
MDL No.:MFCD00002451
attribute
Melting point 208-211 ° C (dec.) (lit.)
Boiling point 237.46 ° C (rough estimate)
Density 1.3725 (rough estimate)
Vapor pressure 0Pa at 25 ℃
Refractive index 1.6710 (estimate)
FEMA3798 | 2,4-DIHYDROXYBENZOIC ACID
Flash point 200 ° C
Storage conditions: Inert atmosphere, Room Temperature
Solubility 8g/l
Crystalline Powder Form
Acidity coefficient (pKa) 3.11, 8.55, 14.0 (at 25 ℃)
Color Cream to slightly beige or pink
Odor at 100.00?% mild phenolic
Water solubility 8 g/L (20 º C)
Merck14,8157
JECFA Number908
BRN1946213
InChIKeyUIAFKZKHHVMJGS-UHFFFAOYSA-N
LogP0.98 at 23℃ and pH3.5