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Distearyl pentaerythritol diphosphite

CAS 3806-34-6

Also registered as 5 other CAS numbers

62132-43-8 · 86403-19-2 · 533936-17-3 · 940968-65-0 · 2417948-51-5

Distearyl pentaerythritol diphosphite chemical structure

Concern score

Not assessed — no hazard data yet.

Distearyl pentaerythritol diphosphite in plain language

What it is

Also known as Cyclic neopentanetetrayl bis(octadecyl phosphite) · Dioctadecyl pentaerythrityl diphosphite · Phosphorous acid, cyclic neopentanetetrayl dioctadecyl ester · Antioxidant 118 · Dioctadecyl pentaerythritol diphosphite · Di-stearyl-pentaerythrityl-di-phosphite

Show all 11 names

Ec 223-276-6 · O,O'-Dioctadecylpentaerythritol bis(phosphite) · O,O'Dioctadecylpentaerythritol bis(phosphite) · Pentaerythritol bis(stearyl phosphite) · UNII-VYL51769RX

What it does

Used in consumer products as an antioxidant and a stabiliser.

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

Regulation

No restrictions found. Distearyl pentaerythritol diphosphite appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 3 composition records across product categories including Cons. electronics, mech. appliances, and machinery, Raw materials. EPA CPDat classifies this chemical for functional uses including Antioxidant, Stabilizing agent, Heat stabilizer.
    • EPA CPDat observed this chemical in 3 composition records across product categories including Cons. electronics, mech. appliances, and machinery, Raw materials. EPA CPDat classifies this chemical for functional uses including Antioxidant, Stabilizing agent, Heat stabilizer.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 Distearyl pentaerythritol diphosphite 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 january 13, 2017

    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 Distearyl pentaerythritol diphosphite in a product composition. These are source records, not Greenveil catalog products.

Source records

3

Named organisations

6

Cons. electronics, mech. appliances, and machineryRaw materials

Typical roles

AntioxidantStabiliser
See products using Distearyl pentaerythritol diphosphite →