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CAS 7790-76-3

CAS 7790-76-3 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 7790-76-3
CAS 7790-76-3PubChem CID 24632

Calcium pyrophosphate (Ca2P2O7)

Calcium diphosphate is a calcium phosphate. It contains a diphosphate(4-). — ChEBI

IUPAC name
dicalcium;phosphonato phosphate
Molecular formula
Ca2O7P2
Molecular weight
254.10 g/mol
Exact mass
253.8371080 Da
Topological polar surface area
136.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
7
Covalent units
3
Defined stereocentres
0

Also known as

CALCIUM PYROPHOSPHATEDicalcium pyrophosphateDiphosphoric acid, calcium saltDiphosphoric acid, calcium salt (1:2)Calcium phosphate (Ca2P2O7)Pyrophosphoric acid, calcium salt (1:2)X69NU20D19CHEBI:32598
16 more reported names
Diphosphate, CalciumPyrophosphate, CalciumRefChem:122901Pyrophosphate Dihydrate, CalciumMonohydrate Calcium PyrophosphatePyrophosphate, Monohydrate Calcium232-221-5A7X6BBX98KCalcium diphosphateDicalcium diphosphateCALCIUMPYROPHOSPHATEHSDB 1435Ca2P2O7Calcium phosphate, amorphousCALCIUM PYROPHOSPHATE [MI]Calcium phosphate (pyro)
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 7790-76-3

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How CAS 7790-76-3 is used on this site

CAS 7790-76-3 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 7790-76-3 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.