beta-Butyrolactone
Agent Name
beta-Butyrolactone
CAS Number
3068-88-0
Formula
C4-H6-O2
Major Category
Other Classes
Synonyms
3-Hydroxybutanoic acid, beta-lactone; 3-Hydroxybutyric acid lactone; 4-Methyl-2-oxetanone; Hydroxybutyric acid lactone; beta-Butyrolakton [Czech]; 2-Oxetanone, 4-methyl-; 4-Methyloxetan-2-one; [ChemIDplus] 2-Oxetanone, 4-methyl-, (+/-); beta-Methyl-beta-propiolactone; beta-Methylpropiolactone; Butanoic acid, 3-hydroxy-, beta-lactone; Butyric acid, 3-hydroxy-, beta-lactone; [CAMEO] UN1993
Category
Lactones
Description
Clear colorless liquid with an odor like acetone; [CAMEO]
Comments
Highly flammable; A skin, eye, mucous membrane, and upper respiratory tract irritant; Harmful by ingestion, inhalation, and skin absorption; [CAMEO] A moderate skin irritant; [RTECS] A skin and strong eye irritant; Suspected carcinogen; [Sigma-Aldrich MSDS] See "Butyrolactone."
Biomedical References
Exposure Assessment
Vapor Pressure
1.65 mm Hg
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Flammable liquid, n.o.s." VP from ChemIDplus;
Adverse Effects
Neurotoxin
Acute solvent syndrome
IARC Carcinogen
Possible (2b)
Diseases, Processes, and Activities Linked to This Agent
Diseases
Occupational diseases associated with exposure to this agent: