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Testing Status of 1-Propyne M000005


CASRN: 74-99-7

Formula: C3-H4

Synonyms/Common Names

  • Methyl acetylene

Known Uses

Specialty fuel; intermediate. 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  (A65536)  Completed 
    •  Equivocal