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  • cleaning
  • industrial

Octylphosphonic acid

CAS 4724-48-5

Octylphosphonic acid chemical structure

Concern score

Not assessed — no hazard data yet.

Octylphosphonic acid in plain language

What it is

Also known as N-octyl phosphorous acid · N-octylphosphonic acid · Phosphonic acid, octyl- · Phosphonic acid, p-octyl- · 1-OCTANEPHOSPHONIC acid · 1-OCTYLPHOSPHONIC acid

Show all 14 names

Ec 225-218-5 · N-octylphosphonicacid · N-Octylphosphonic acid mixture · NCGC00256096-01 · Octanephosphonic acid · Octylphosphonic acid, 97% · UNII-95C2AW87BO · n-Octylphosphonic Acid, 95%

What it does

We don't have a plain-language description for Octylphosphonic acid yet.

Recorded functional uses: Corrosion inhibitor

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

Regulation

No restrictions found. Octylphosphonic acid appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Cleaning
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 11 composition records across product categories including Cleaning and safety, Cleaning products and household care. EPA CPDat classifies this chemical for functional uses including Corrosion inhibitor.
    • EPA CPDat observed this chemical in 11 composition records across product categories including Cleaning and safety, Cleaning products and household care. EPA CPDat classifies this chemical for functional uses including Corrosion inhibitor.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 Octylphosphonic acid 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 4 December 2007

    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 →

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 Octylphosphonic acid in a product composition. These are source records, not Greenveil catalog products.

Source records

11

Named organisations

4

Cleaning and safetyCleaning products and household care

Typical roles

Corrosion inhibitor
See products using Octylphosphonic acid →