Agent Name

Protocatechuic acid

Alternative Name

3,4-Dihydroxybenzoic acid

CAS Number

99-50-3

Formula

C7-H6-O4

Major Category

Biological Agents

Synonyms

Protocatehuic acid; 4,5-Dihydroxybenzoic acid; 4-Carboxy-1,2-dihydroxybenzene; Benzoic acid, 3,4-dihydroxy-; 3,4-Dihydroxybenzoic acid; [ChemIDplus]

Category

Plant Oils and Extracts

Description

White to brownish solid; Discolored by air; [Merck Index]

Sources/Uses

Present in wheat grains and many other plants; [Merck Index]

Comments

Causes other liver changes and multiple enzyme effects in 28-day intermittent oral studies of rats; Intraperitoneal LD50 (mouse) > 800 mg/kg; [RTECS] A skin and strong eye irritant; [Alfa Aesar MSDS]

Exposure Assessment
Vapor Pressure

2.1E-6 mm Hg

Links to Other NLM Databases
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