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Calcium pyrophosphate

CAS 7790-76-3

Also registered as 15 other CAS numbers

10086-45-0 · 35405-51-7 · 1264298-55-6 · 15099-12-4 · 77308-72-6 · 847870-11-5 · 1269629-40-4 · 1354651-09-4 · 1431382-02-3 · 1620054-55-8 · 1914981-03-5 · 2243418-01-9 · 2464713-84-4 · 2562357-72-4 · 2743425-22-9

Calcium pyrophosphate chemical structure

Concern score

Not assessed — no hazard data yet.

Calcium pyrophosphate in plain language

What it is

Also known as Calcium pyrophosphate (Ca2P2O7) · Dicalcium pyrophosphate · Diphosphoric acid, calcium salt (1:2) · Dicalcium diphosphoric acid · Dicalcium diphosphate · Pyrophosphoric acid, calcium salt (1:2)

Show all 17 names

dicalcium;phosphonato phosphate · Calcium diphosphate · CALCIUMPYROPHOSPHAT(2:1) · Calcium diphosphate (Ca2P2O7) · Calcium metaphosphate oxide (Ca0.67(PO3)0.66O0.34) · Calcium phosphate (Ca2P2O7) · Dicalciumpyrophosphat · calcium salt Diphosphoric acid · Monohydrate Calcium Pyrophosphate · Calcium Pyrophosphate Dihydrate · calcium cerium phosphate

What it does

Used in consumer products as a flavouring, a stabiliser and an abrasive.

  • Flavouring
  • Stabiliser
  • Abrasive
  • Oral care
Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Calcium pyrophosphate appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • USEPAcommercial use observedEPA CPDat observed this chemical in 8 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Abrasive, Stabilizing agent, oral care.
    • EPA CPDat observed this chemical in 8 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Abrasive, Stabilizing agent, oral care.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Calcium pyrophosphate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Calcium pyrophosphate 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 July 2016

    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 Calcium pyrophosphate in a product composition. These are source records, not Greenveil catalog products.

Source records

8

Named organisations

6

Personal care

Typical roles

FlavouringStabiliserAbrasiveOral care
See products using Calcium pyrophosphate →

Catalog

Found in these products

Their ingredient lists include Calcium pyrophosphate; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 41 →Find products without it →