All Photos(3)
Synonym(s):
Potassium diphosphate tetrabasic, Tetrapotassium diphosphate
Linear Formula:
K4P2O7
CAS Number:
Molecular Weight:
330.34
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23
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Quality Level
Assay
97%
form
solid
mp
1300 °C (lit.)
SMILES string
[K+].[K+].[K+].[K+].[O-]P([O-])(=O)OP([O-])([O-])=O
InChI
1S/4K.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)/q4*+1;/p-4
InChI key
RYCLIXPGLDDLTM-UHFFFAOYSA-J
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General description
Potassium pyrophosphate (K4P2O7) is a water soluble, buffering and chelating agent. It can also be used as an ionic dispersant to form a low viscous solution. It is a biocompatible and a non-toxic compound that is commonly used as a food additive.
Application
K4P2O7 can be used in the preparation of an electrolytic solution, which can further be used in the fabrication of lithium ion batteries and arrays of copper nanowires.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Certificates of Analysis (COA)
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