National Toxicology Program

National Toxicology Program

Testing Status of Methylal - M980016


CASRN: 109-87-5

Formula: C3-H8-O2

Synonyms/Common Names

  • Dimethoxymethane (9CI)
  • DMM
  • Formal
  • Formaldehyde dimethylacetal
  • Methylene dimethyl ether
  • Methyl formal

Known Uses

Intermediate, solvent, fuel, fuel additive, polymer modifier. Intermediate in formaldehyde synthesis; reagent/polymer modifier to promote crosslinking, end-capping & storage stability; reagent in organic reactions. Solvent in azeotropic distillation, supercritical extractions, waste gas scrubbing, in industrial and consumer product aerosol formulations and in electronics industry.

Chemical Properties

Toxicity Effects (HSDB)

Nomination Background

Genetic Toxicology

  • Salmonella  (A30245)  Completed 
    •  Negative 
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.