Basic information
CAS NO
99-50-3
EINECS
202-760-0
Molecular Formula
C7H5O4
Molecular Weight
153.1127
English Name
3,4-Dihydroxybenzoic acid
Synonyms
Protocatechuic acid, 3,4-Dihydroxy benzoic acid, CATECHOL-4-CARBOXYLIC ACID, 3,4-Dihydroxybenzoic acid N-HYDRATE, 3,4-DIHYDROBENZOIC ACID, AKOS 220-70, RARECHEM AL BO 0347, PROTOCATECHUIC ACID N-HYDRATE, cyclohexa-1,5-diene-1-carboxylic acid, 3,4-dihydroxybenzoate
Physical and Chemical Properties
Melting point
198-202℃
Boiling point
410.7°C at 760 mmHg
Flash point
216.3°C
Vapour Pressure
1.75E-07mmHg at 25°C
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