Agent Name

2,4-Dihydroxybenzophenone

CAS Number

131-56-6

Formula

C13-H10-O3

Major Category

Other Classes

Synonyms

2,4-Dihydroxybenzofenon [Czech]; 4-Benzoyl Resorcinol; Advastab 48; Benzophenone, 2,4-dihydroxy-; Benzophenone-1; Benzoresorcinol; Dastib 263; Eastman Inhibitor DHPB; HHB; Inhibitor DHBP; Methanone, (2,4-dihydroxyphenyl)phenyl-; Quinsorb 010; Resbenzophenone; Syntase 100; UF 1; UV 12; Uvinol 400; Uvinul 400; Uvistat 12; [ChemIDplus]

Category

Benzophenones

Description

Light-yellow solid; [HSDB] Yellow powder; [MSDSonline]

Sources/Uses

Used as an ultraviolet absorber in polymers, sunscreening agent, and ultraviolet stabilizer for polymers; [HSDB] Used as an ultraviolet light absorber in paints; [Merck Index]

Comments

Oral LD50 (rat) = 8600 mg/kg; Effects included somnolence, altered food intake, diarrhea, and acute tubular necrosis; [RTECS] An irritant; [MSDSonline] See "Oxybenzone." See "Benzophenone."

Adverse Effects
Skin Sensitizer

Yes

Dermatotoxin

Contact Dermatitis, Photoallergic

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
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: