Crotonic acid
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]
Biomedical References
Exposure Assessment
NFPA
high ambient temp required
Adverse Effects
Toxic Pneumonitis
Yes
Dermatotoxin
Skin burns
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: