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Substance Name: Pentapotassium triphosphate
RN: 13845-36-8
UNII: NCS08RO8PB
InChIKey: ATGAWOHQWWULNK-UHFFFAOYSA-I

Molecular Formula

  • H5-O10-P3.5K

Molecular Weight

  • 448.402
 
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Names and Synonyms

Name of Substance

  • Pentapotassium triphosphate
  • Potassium tripolyphosphate
  • Triphosphoric acid, pentapotassium salt

Synonyms

  • EC 237-574-9
  • EINECS 237-574-9
  • Pentapotassium triphosphate
  • Potassium triphosphate (K5P3O10)
  • Potassium tripolyphosphate
  • Triphosphoric acid, pentapotassium salt
  • UNII-NCS08RO8PB

Systematic Names

  • Pentapotassium triphosphate
  • Triphosphoric acid, pentapotassium salt
  • Triphosphoric acid, potassium salt (1:5)

Superlist Name

  • Potassium tripolyphosphate

Registry Numbers

CAS Registry Number

  • 13845-36-8

FDA UNII

  • NCS08RO8PB

Related Registry Number

  • 10380-08-2 (Parent)

System Generated Number

  • 0013845368

Molecular Formulas

Molecular Formula

  • H5-O10-P3.5K

Molecular Formula Fragments

  • COMPONENT
  • H5-O10-P3
  • K

Structure Descriptors

InChI

1S/5K.H5O10P3/c;;;;;1-11(2,3)9-13(7,8)10-12(4,5)6/h;;;;;(H,7,8)(H2,1,2,3)(H2,4,5,6)/q5*+1;/p-5

InChIKey

ATGAWOHQWWULNK-UHFFFAOYSA-I

Smiles

O(P(OP(=O)([O-])[O-])(=O)[O-])P(=O)([O-])[O-].[K+].[K+].[K+].[K+].[K+]