Diphenylamine (DPA)

Safety Summary

Regulatory Status

Sources

No citations are recorded specifically for the human adult context, so the record-wide source list is shown. It backs the record, not this particular band.

• IARC Monographs Volume 16 1978 Supplement 7 1987 diphenylamine evaluation, superseded by Volume 130 (2021 evaluation); Apple Postharvest Scald Inhibitor; Rubber Antiozonant Antioxidant Tire ADPA; Smokeless Powder Propellant Stabilizer; EU CLP Aquatic Acute 1 H400 Chronic 1 H410; N-Nitrosodiphenylamine Nitrosamine Formation; ACGIH TLV-TWA 10 mg/m3; Azo Dye Intermediate (1987) REGULATORY · 1987
• IARC Monographs Volume 130: Anthracene, 2-Bromopropane, Butyl Methacrylate, and Dimethyl Hydrogen Phosphite (and other agents) — Diphenylamine Group 2B (2021 evaluation, published 2022) REGULATORY · 2022
• Diphenylamine | CASRN 122-39-4 | DTXSID4021975 | IRIS | US EPA, ORD REGULATORY
• Air Contaminants Update Project | NIOSH | CDC REGULATORY
• CDC - NIOSH Pocket Guide to Chemical Hazards - Diphenylamine REGULATORY
• Subpart D—Occupational Health and Environmental Controls REGULATORY
• § 1910.1000 Air contaminants. REGULATORY
• 2021 Human Health Benchmarks for Pesticides | US EPA REGULATORY
• Diphenylamine; Proposed Pesticide Tolerance REGULATORY
• IARC Monographs, List of Classifications REGULATORY · 2026
• 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 11487) PUBCHEM
• Computational Toxicology and Exposure APIs: Data Domains (EPA CCTE) REGULATORY
• CompTox Chemicals Dashboard: Release Notes (EPA) REGULATORY
• Regulation (EC) No 396/2005 of the European Parliament and of the Council of 23 February 2005 on maximum residue levels of pesticides in or on food and feed of plant and animal origin and amending Council Directive 91/414/EEC (Text with EEA relevance) REGULATORY
• Provisional Peer-Reviewed Toxicity Values for Diphenylamine (CASRN 122-39-4), EPA/690/R-11/026F, Final, 5-11-2011 ASSESSMENT
• EPA ToxRefDB 3.0 point-of-departure release (pod.csv) DATABASE
• PubChem computed properties for CID 11487 (computed, not measured; as recorded by PubChem) DATABASE · 2026
• 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 11487; where-to-look, not a source of this value) DATABASE · 2026
• where to look ILO-WHO International Chemical Safety Cards (ICSCs), as recorded by PubChem (Experimental Properties, CID 11487; 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 11487; where-to-look, not a source of this value) DATABASE · 2026
• EPA CompTox CTX API: predicted properties for DTXSID4021975 (Diphenylamine (DPA)) REFERENCE
• ECHA Annex VI to CLP: the unofficial Excel table (up to and including the 23rd ATP) REGULATORY
• PubChem computed structure descriptors for CID 11487 (computed, not measured; as recorded by PubChem) DATABASE · 2026
• Evaluating Pesticides for Carcinogenic Potential | US EPA 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.