Agent Name

Methacrylic anhydride

CAS Number

760-93-0

Formula

C8-H10-O3

Major Category

Other Classes

Synonyms

2-Methyl-2-propenoic acid anhydride; 2-Propenoic acid, 2-methyl-, anhydride; Methacrylic acid anhydride; Methacryloyl anhydride; [ChemIDplus]

Category

Acid Anhydrides, Other

Description

Liquid; [CAMEO] Colorless liquid; [MSDSonline]

Comments

Reacts with water exothermically producing methacrylic acid; [CAMEO] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis; May cause skin sensitization; [MSDSonline]

Exposure Assessment
Vapor Pressure

8.83 mm Hg

Lethal Concentration

LC50 (mice) = 450 mg/m3/2h

Adverse Effects
Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

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: