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Chlorpyrifos oxon

CAS 5598-15-2

Also registered as 1 other CAS number

63034-37-7

Chlorpyrifos oxon chemical structure

Concern score

Not assessed — no hazard data yet.

Chlorpyrifos oxon in plain language

What it is

Also known as Diethyl 3,5,6-trichloropyridin-2-yl phosphate · diethyl (3,5,6-trichloro-2-pyridinyl) phosphate · 2-Pyridinol, 3,5,6-trichloro-, diethyl phosphate (ester) · C9H11Cl3NO4P · Chlopyrifos oxon · Chloropyrifos oxon

Show all 16 names

Chlorphrifos Oxon · Diethyl-2,5,6-trichloro-2-pyridinol · Diethyl-3,5,6-trichloro-2-pyridyl phosphate · Dursbanoxon · Fospirate-ethyl · O,O-Diethyl O-3,5,6-trichloro-2-pyridyl phosphate · Phosphoric acid, diethyl 3,5,6-trichloro-2-pyridinyl ester · Phosphoric acid, diethyl 3,5,6-trichloro-2-pyridyl ester · Phospyrat ethyl · chlorpyrifos oxygen analog

What it does

We don't have a plain-language description for Chlorpyrifos oxon yet.

Recorded functional uses: Degradant/impurity · Insecticide Metabolite · Metabolite of Chlorpyrifos

Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Chlorpyrifos oxon appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Degradant/impurity, Insecticide Metabolite, metabolite of Chlorpyrifos.
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Degradant/impurity, Insecticide Metabolite, metabolite of Chlorpyrifos.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Evidence & sources

No graded research studies for Chlorpyrifos oxon yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

5 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated May 2011

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →
Reference links (1)
Openfda substance

en.wikipedia.org

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Chlorpyrifos oxon in a product composition. These are source records, not Greenveil catalog products.

Named organisations

3

Typical roles

Degradant/impurityInsecticide MetaboliteMetabolite of Chlorpyrifos
See products using Chlorpyrifos oxon →