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Substance Name: Mercaptopropionic acid
RN: 30232-12-3

Molecular Formula

  • C3-H6-O2-S

Molecular Weight

  • 107.1523
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Names and Synonyms

Name of Substance

  • Mercaptopropionic acid


  • Mercaptopropanoic acid
  • Mercaptopropionic acid
  • USAF E-5

Systematic Name

  • Propionic acid, mercapto-

Registry Numbers

CAS Registry Number

  • 30232-12-3

System Generated Number

  • 0030232123

Structure Descriptors




Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 10mg/kg (10mg/kg)   National Technical Information Service. Vol. AD277-689,
mouse LD50 intravenous 370mg/kg (370mg/kg)   Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 60, Pg. 278, 1964.