3,4-Dihydroxybenzoic acid

product 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
Molecular Formula	C₇H₅O₄
Molecular Weight	153.1127
InChI	InChI=1/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)/p-1
CAS Registry Number	99-50-3
EINECS	202-760-0
Molecular Structure
Melting point	198-202℃
Boiling point	410.7°C at 760 mmHg
Flash point	216.3°C
Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:; S37/39:;

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