3-Mercaptopropionic acid
Agent Name
3-Mercaptopropionic acid
CAS Number
107-96-0
Formula
C3-H6-O2-S
Major Category
Other Classes
Synonyms
Mercaptoethanecarboxylic acid; 3-Mercaptopropanoic acid; 3-Mercaptopropionate; 3-Thiopropanoic acid; 3-Thiopropionic acid; 3MPA; Hydracrylic acid, 3-thio-; Propanoic acid, 3-mercapto-; Propionic acid, 3-mercpato-; beta-Mercaptopropanoic acid; beta-Mercaptopropionic acid; beta-Thiopropionic acid.; [ChemIDplus] UN2922
Category
Organic Acids
Description
Clear liquid or solid; [HSDB] Colorless liquid with a stench; mp = 17-19 deg C; [MSDSonline]
Sources/Uses
Used as a stabilizer, antioxidant, catalyst, chemical intermediate, and experimental convulsant agent; [HSDB]
Comments
Emergency treatment: irritants; [HSDB] "An inhibitor of glutamate decarboxylase. It decreases the GAMMA-AMINOBUTYRIC ACID concentration in the brain, thereby causing convulsions." [ChemIDplus] A skin irritant; [HSDB] Causes cleft palate in mice at maternally toxic doses (maternal seizures); [REPROTOX] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis; [MSDSonline]
Biomedical References
Exposure Assessment
Vapor Pressure
0.0498 mm Hg
Explanatory Notes
Flash point = 93 deg C; [CHEMINFO] The Guide in the Emergency Response Guidebook is for "Corrosive liquid, toxic, n.o.s." VP from ChemIDplus;
Adverse Effects
Toxic Pneumonitis
Yes
Neurotoxin
Other CNS neurotoxin
Dermatotoxin
Skin burns
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.