Agent Name

Crotonic acid

CAS Number

3724-65-0

Formula

C4-H6-O2

Major Category

Other Classes

Synonyms

2-Butenoic acid; 3-Methylacrylic acid; Acrylic acid, 3-methyl-; Kyselina krotonova [Czech]; Solid crotonic acid; alpha-Butenoic acid; alpha-Crotonic acid; beta-Methacrylic acid; beta-Methylacrylic acid; [ChemIDplus] UN2823

Category

Organic Acids

Description

White to yellow solid; [ICSC] Cream colored crystals; [MSDSonline]

Sources/Uses

Used to make copolymers (for lacquers, paper sizing, resins, plasticizers, and drugs) and softening agents for synthetic rubber; Also used as a coating, fungicide, and corrosion-resistant additive; [HSDB]

Comments

A strong tissue irritant; [Hawley] May polymerize on exposure to UV light or moisture; A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause pulmonary edema; [ICSC] Emergency treatment: acids; [HSDB]

Exposure Assessment
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
Processes

Industrial Processes with risk of exposure: