Disodium pyrophosphate

CAS Registry Number®

7758-16-9

CAS Name

Disodium pyrophosphate

Molecular Formula

H4O7P2.2Na

Cite this Page

Disodium pyrophosphate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=7758-16-9 (retrieved 2024-11-22) (CAS RN: 7758-16-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/2Na.H4O7P2/c;;1-8(2,3)7-9(4,5)6/h;;(H2,1,2,3)(H2,4,5,6)

InChIKey

InChIKey=PPJGSBMKHZFHFF-UHFFFAOYSA-N

SMILES

O(P(=O)(O)O)P(=O)(O)O.[Na]

Canonical SMILES

[Na].O=P(O)(O)OP(=O)(O)O

Other Names for this Substance

  • Diphosphoric acid, sodium salt (1:2)
  • Pyrophosphoric acid, disodium salt
  • Diphosphoric acid, disodium salt
  • Sodium pyrophosphate (Na2H2P2O7)
  • Disodium dihydrogen pyrophosphate

Deleted or Replaced CAS Registry Numbers

10101-84-5

CAS INSIGHTSTM
Hourglass and a clock