![Tetrasodium pyrophosphate[焦磷酸四钠]](https://newcny.com/wp-content/uploads/2024/06/7722-88-5.svg)
CAS Registry Number®
7722-88-5
CAS Name
Tetrasodium pyrophosphate
Molecular Formula
H4O7P2.4Na
Compound Properties
-
Melting Point (1)
988 °C
-
Density (1)
2.534 g/cm³
Source(s)
- (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)
Other Names and Identifiers
InChI
InChI=1S/4Na.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)
InChIKey
InChIKey=WTXQIGCNRZDSJU-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 (1:4)
- Pyrophosphoric acid, tetrasodium salt
- Diphosphoric acid, tetrasodium salt
- Anhydrous tetrasodium pyrophosphate
- Phosphotex
- Tetrasodium diphosphate
- Tetrasodium pyrophosphate
- TSPP
- Victor TSPP
- Sodium pyrophosphate (Na4P2O7)
- Sodium pyrophosphate
- Sodium diphosphate (Na4P2O7)
- Sodium phosphate (Na4P2O7)
- Tetrasodium pyrophosphate (Na4P2O7)
- Tetrasodium diphosphate (Na4P2O7)
- Sodium diphosphate
- Accoline 126
- SPP (phosphate)
- SPP
- Thermphos Pyro E 450
- Sodium phosphorus oxide (Na4P2O7)
- Phosphomix 110
- Nankarin S 1
- TSPPC
Deleted or Replaced CAS Registry Numbers
93269-17-1, 156460-73-0, 192507-07-6, 1269628-79-6
