National Toxicology Program

National Toxicology Program

Testing Status of Methyl isothiocyanate - M050010


CASRN: 556-61-6

Formula: C2-H3-N-S

Synonyms/Common Names

  • Isothiocyanatomethane
  • Methyl mustard

Known Uses

Agricultural chemical (disinfectant; fungicide, bactericide, wood preservative; herbicide; insecticide; nematocide. 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)

Special Studies

  • C. elegans  (S0869)  Completed 
    • C. elegans
    • Dose: feed (0,.5,.63,.79,1,1.3,1.6,2,2.5 3.2,4,5) mM 01/24/06 repro (0,.16,.20,.25,.32,.4,.5,.63,.79,1,1.3,1.6) mM 04/25/05 GROWTH: (0,.05,.079,.13,.20,.32,.50,.79,1.3,2.0,3.2,5) mM.
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.