Potassium pyrophosphate
CAS Registry Number®
7320-34-5
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CAS Name
Potassium pyrophosphateMolecular Formula
H4O7P2.4KCite this Page
Potassium pyrophosphate. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=7320-34-5 (retrieved ) (CAS RN: 7320-34-5). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
1090 °C
Source(s)
- (1) International Chemical Safety Cards data were obtained from the National Institute for Occupational Safety and Health (US)
Other Names and Identifiers
InChI
InChI=1S/4K.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)
InChIKey
InChIKey=SVUBBMULKFSENH-UHFFFAOYSA-N
SMILES
O(P(=O)(O)O)P(=O)(O)O.[K]
Canonical SMILES
[K].O=P(O)(O)OP(=O)(O)O
Other Names for this Substance
- Diphosphoric acid, potassium salt (1:4)
- Pyrophosphoric acid, tetrapotassium salt
- Diphosphoric acid, tetrapotassium salt
- Phosphosol
- Potassium pyrophosphate
Deleted or Replaced CAS Registry Numbers
1174512-44-7, 1269628-81-0, 2223678-13-3
