3-Hydroxybenzoic acid CAS 99-06-9

CAS:99-06-9
MF:C7H6O3
MW:138.12
EINECS:202-726-5
Synonyms:kyselina3-hydroxybenzoova; meta-Hydroxybenzoic acid; m-Hba; m-hydroxy-benzoicaci; m-Salicylic acid; m-salicylicacid

CAS: 99-06-9

MF: C7H6O3

What is 3-Hydroxybenzoic acid CAS 99-06-9？

3-Hydroxybenzoic acid is one of the three isomers of monohydroxybenzoic acid. 3-Hydroxybenzoic acid soluble in hot water, soluble in ethanol and ether, slightly soluble in cold water, insoluble in benzene.

Specification

Item	Specification
Melting point	200-203 °C
Boiling point	213.5°C
Density	1.4850
Refractive index	1.4600
Flash point	220 °C
LogP	1.50
Acidity coefficient (pKa)	4.06(at 19℃)

Application

3-Hydroxybenzoic acid is used as an intermediate in fungicide, coating, preservative, ion exchanger, plasticizer and medicine. 3-Hydroxybenzoic acid can be used to synthesize azo dyes.