Potassium phosphate (KH5(PO4)2)

CAS Registry Number®

14887-42-4

CAS Name

Potassium phosphate (KH5(PO4)2)

Molecular Formula

H3O4P.1/2K

Molecular Mass

235.09

Cite this Page

Potassium phosphate (KH5(PO4)2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=14887-42-4 (retrieved 2025-06-07) (CAS RN: 14887-42-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)

InChIKey

InChIKey=PJNZPQUBCPKICU-UHFFFAOYSA-N

SMILES

P(=O)(O)(O)O.[K]

Canonical SMILES

[K].O=P(O)(O)O

Other Names for this Substance

  • Phosphoric acid, potassium salt (2:1)
  • Potassium phosphate (KH5(PO4)2)

Deleted or Replaced CAS Registry Numbers

1608125-41-2, 2139271-06-8

CAS INSIGHTSTM
A graphic depiction of “six trends” hexagon-shaped images