Methyl bromide
CAS: 74-83-9 | Type: fumigant
Moderate Risk (Adults)
Safety Summary
Hazard Profilehazardous
Risk (Adults)Moderate
Regulatory Status
SummaryIARC: Group 3 | California Prop 65 listed
Molecular FormulaCH3Br
Molecular Weight94.94
Sources
These citations are the ones recorded for the human adult context.
- ATSDR: Toxicological Profile for Methyl Bromide — Inhalation Toxicity, Neurological Effects, and Occupational Poisoning Cases (2015) REGULATORY · 2015
- US EPA: Methyl Bromide — Montreal Protocol Phase-Out, Critical Use Exemptions (CUE), Group D Carcinogenicity, and Occupational Risk Assessment (2005–2018) REGULATORY · 2018
- CDC - NIOSH Pocket Guide to Chemical Hazards - Methyl bromide REGULATORY
- Subpart D—Occupational Health and Environmental Controls REGULATORY
- § 1910.1000 Air contaminants. REGULATORY
- IARC Monographs, List of Classifications REGULATORY · 2026
- Bromomethane | CASRN 74-83-9 | DTXSID8020832 | IRIS | US EPA, ORD REGULATORY
- 85 FR 65729 (2020-10-16) FR Doc 2020-21199: Methyl Bromide; Pesticide Tolerance for Emergency Exemptions REGULATORY
- ECHA Annex VI to CLP: the unofficial Excel table (up to and including the 23rd ATP) (secondary: unofficial by its own statement) REGULATORY
- identity database ECHA CHEM, Download all substances: REACH registrations (ECHA's own list of REACH-registered substances) REGULATORY · 2026
- where to look PubChem: Toxicity section (CID 6323) PUBCHEM
- Industry Code of Practice on Chemicals Classification and Hazard Communication (DOSH Malaysia) REGULATORY
- OEHHA Proposition 65 List of Carcinogens or Reproductive Toxicants (CSV, list date 31-Jul-26) REGULATORY
- where to look CAMEO Chemicals, as recorded by PubChem (Experimental Properties, CID 6323; where-to-look, not a source of this value) DATABASE · 2026
- where to look PAC Chemical Database, U.S. Department of Energy, as recorded by PubChem (Experimental Properties, CID 6323; where-to-look, not a source of this value) DATABASE · 2026
- EPA CompTox CTX API: predicted properties for DTXSID8020832 (Methyl bromide) REFERENCE
Same data as the API response, which is open and needs no key. The full per-record source list is available to authenticated callers.
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