National Toxicology Program

National Toxicology Program
http://ntp.niehs.nih.gov/go/ts-m010018

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 
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.