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Testing Status of 3-(Methylthio)propanal M010018


CASRN: 3268-49-3

Formula: C4-H8-O-S

Synonyms/Common Names

  • Methional
  • Methylmercaptoaldehyde
  • 3-(Methylthio)propionaldehyde
  • MMP

Known Uses

Flavoring ingredient; also a precursor in the biosynthesis of ethylene and a reagent for triazoline synthesis. Associated with tobacco: reported either as a natural component of tobacco, pyrolysis product (in tobacco smoke), or additive for one or more types of tobacco products.

Chemical Properties

Toxicity Effects (HSDB)

Genetic Toxicology

  • Salmonella  (A13289)  Completed 
    •  Negative