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Dipotassium hydrogen phosphate trihydrate

CAT: 0013-GTR19277471Size: 100 gDry Ice: NoHazardous: No
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Description
Dipotassium hydrogen phosphate trihydrate is a water-soluble inorganic salt that provides potassium ions and hydrogen phosphate ions, and is used in the preparation of buffer systems and culture media. Dipotassium hydrogen phosphate trihydrate serves as a buffer or source of electrolytes in cell culture, microbial culture, and biochemical experiments, helping to maintain the pH and ionic strength of the solution. In analytical chemistry, dipotassium hydrogen phosphate trihydrate is used as a reagent for determining calcium and magnesium ions in water samples.
CAS Number
16788-57-1
Molecular Formula
K2HPO4.3H2O
Molecular Weight
228.22
Storage Conditions
-20°C
Notes
For research use only.

Chemical Information

Potassium phosphate, dibasic, trihydrate
CAS Number16788-57-1
PubChem CID16217523
IUPAC Namedipotassium;hydrogen phosphate;trihydrate
Molecular FormulaH7K2O7P
Molecular Weight228.22
Topological Polar Surface Area86.4
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count7
Rotatable Bond Count0
Heavy Atom Count10
Formal Charge0
Complexity46
SMILES
O.O.O.OP(=O)([O-])[O-].[K+].[K+]
InChI
InChI=1S/2K.H3O4P.3H2O/c;;1-5(2,3)4;;;/h;;(H3,1,2,3,4);3*1H2/q2*+1;;;;/p-2
InChIKey
XQGPKZUNMMFTAL-UHFFFAOYSA-L
Chemical Structure
2D Structure
2D structure of Potassium phosphate, dibasic, trihydrate
CAS: 16788-57-1
CID: 16217523
Formula: H7K2O7P
MW: 228.22
Interactive 3D Structure
Loading 3D structure...
View on PubChemRaw 3D data
Computed Properties
PropertyValue
Molecular Weight228.22
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count7
Rotatable Bond Count0
Exact Mass227.9203525
Monoisotopic Mass227.9203525
Topological Polar Surface Area86.4 Ų
Heavy Atom Count10
Formal Charge0
Complexity46.5
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently-Bonded Unit Count6
Compound Is CanonicalizedYes

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