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Tetrasodium pyrophosphate

View entire compound with spectra: 7 FTIR, and 3 Raman

Tetrasodium pyrophosphate
SpectraBase Compound ID L0KANu3dMdU
InChI InChI=1S/4Na.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)/q4*+1;/p-4
InChIKey FQENQNTWSFEDLI-UHFFFAOYSA-J
Mol Weight 265.9 g/mol
Molecular Formula Na4O7P2
Exact Mass 265.871003 g/mol

Transmission Infrared (IR) Spectrum

Transmission Infrared (IR) Spectrum

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SpectraBase Spectrum ID Fu1DW4ZHZ3P
Name SODIUM PYROPHOSPHATE
Source of Sample Monsanto Company, St. Louis, Missouri
CAS Registry Number 7722-88-5
Chemical Description SODIUM PYROPHOSPHATE
Color Properties Color and Crystallization= WHITE CRYSTALS
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Density 2.34
Formula Na4O7P2
InChI InChI=1S/4Na.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)/q4*+1;/p-4
InChIKey FQENQNTWSFEDLI-UHFFFAOYSA-J
Melting Point 880C
Molecular Weight 265.90
RTECS Number UX7350000
Solubility Solubility Parameter= (0C) 3.16; (100C) 40.26
Synonyms PYRO TSPP TETRASODIUM PYROPHOSPHATE PYROPHOSPHORIC ACID, TETRASODIUM SALT
Technique KBr WAFER