3-Mercaptopropionic acid

Independent reference data for 3-Mercaptopropionic acid (CAS 107-96-0), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Physicochemical values on record

Documented uses on record

Used as a stabilizer, antioxidant, catalyst, chemical intermediate, and experimental convulsant agent; [HSDB]STABILIZER; ANTIOXIDANT; CATALYST; CHEMICAL INTERMEDIATE

Synonyms and trade names

3-MERCAPTOPROPIONIC ACID; 3-Mercaptopropanoic acid; 107-96-0; 3-Sulfanylpropanoic acid; 3-Thiopropanoic acid; 3-Thiopropionic acid; beta-Mercaptopropionic acid; Propanoic acid, 3-mercapto-; 3MPA; 2-Mercaptoethanecarboxylic acid; beta-Thiopropionic acid; Thiohydracrylic acid; beta-Mercaptopropanoic acid; DTXSID8026775; Propionic acid, 3-mercpato-; 3 Mercaptopropionic Acid

Regulatory listings held on file

Regulatory & Food Contact	FDA Substance added to food: FLAVORING AGENT OR ADJUVANT FLAVOURING_AGENT: Flavouring Agent Flavoring Agents Savory No safety concern at current levels of intake when used as a flavouring agent TRS 960-JECFA 73/124
GHS notification summary	3.8% (36 / 942)

GHS hazard classification

GHS notification summary	3.8% (36 / 942)
Reported hazard statements	H290 (76.4%), H301 (96.2%), H311 (10.2%), H314 (95.9%), H318 (76.4%), H332 (77.7%), H335, H370

This chemical does not meet GHS hazard criteria for 3.8% (36 of 942) of reports.

H290 (76.4%): May be corrosive to metals [Warning Corrosive to Metals]

What the public record says

3-Mercaptopropionic acid · CAS 107-96-0 · C3H6O2S. UNII B03TJ3QU9M. Boiling Point: 111 °C AT 15 MM HG; Boiling Point: 110.00 to 111.00 °C. @ 15.00 mm Hg; Boiling Point: 110-111 °C (15 mmHg).

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.