Fenthion
CAS: 55-38-9 | Type: insecticide
Moderate Risk (Adults)
Safety Summary
Hazard Profilehazardous
Risk (Adults)Moderate
Regulatory Status
SummaryNo major regulatory flags
NGO listOn the TEDX List of Potential Endocrine Disruptors (The Endocrine Disruption Exchange, a non-governmental list; last updated September 2018). This is a list membership, not a regulatory classification. Source: the TEDX List export (publisher's page)
Molecular FormulaC10H15O3PS2
Molecular Weight278.3
Sources
These citations are the ones recorded for the human adult context.
- US EPA: Fenthion Reregistration Eligibility Decision — Avian Toxicity, Avicide Cancellation, Aquatic Risk, Mosquito Control Use Phase-Out (2002–2011) REGULATORY · 2011
- where to look PubChem: Toxicity section (CID 3346) PUBCHEM
- NIOSH Pocket Guide to Chemical Hazards - Fenthion REGULATORY
- TEDX List of Potential Endocrine Disruptors, full export (Excel from the publisher's own search, operator-saved 2026-10-08; list last updated September 2018) REFERENCE_DATABASE
- 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 3346; where-to-look, not a source of this value) DATABASE · 2026
- where to look Hazardous Substances Data Bank (HSDB), as recorded by PubChem (Experimental Properties, CID 3346; where-to-look, not a source of this value) DATABASE · 2026
- EPA CompTox CTX API: predicted properties for DTXSID8020620 (Fenthion) REFERENCE
- ECHA Annex VI to CLP: the unofficial Excel table (up to and including the 23rd ATP) REGULATORY
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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<img src="https://api.aletheia.holisticquality.io/api/badge/hq-c-org-000146?context=human_adult&style=flat" alt="Fenthion safety badge">