Agent Name

4-Hydroxybenzoic acid

CAS Number

99-96-7

Formula

C7-H6-O3

Major Category

Other Classes

Synonyms

4-Carboxyphenol; 4-Hydroxybenzoesaeure; Acido p-idrossibenzoico [Italian]; Kyselina 4-hydroxybenzoova [Czech]; p-Hydroxybenzoic acid; p-Oxybenzoesaure [German]; p-Salicylic acid; Benzoic acid, 4-hydroxy-; Benzoic acid, p-hydroxy-; [ChemIDplus]

Category

Benzoic Acid Derivatives

Description

Colorless solid; [Hawley] White powder; [MSDSonline]

Sources/Uses

Used as an intermediate for dyes, fungicides, cosmetics, and drugs; as a food preservative, corrosion inhibitor, anti-oxidant, and emulsifier; as a component in the manufacture of polyester; and as a constituent of liquid crystal polymers; [HSDB] Used as an intermediate for pesticides, antiseptics, and pharmaceuticals; [eChemPortal: SIDSUNEP]

Comments

A mild skin irritant and sensitizer; A moderate eye irritant; [eChemPortal: SIDSUNEP] In animal experiments, causes somnolence, ataxia and changes to liver and kidneys; [RTECS] Oral LD50 (mouse) = 2200 mg/kg; [Sax] Safe when used as a flavoring agent; [JECFA] An irritant; Effects in high-dose animal studies include acute tubular necrosis); [MSDSonline]

Exposure Assessment
WEEL

5 mg/m3

Vapor Pressure

1.9E-7 mm Hg

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

Hepatotoxin

Hepatotoxin, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.