Monosodium phosphate

CAS Registry Number®

7558-80-7
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CAS Name

Monosodium phosphate

Molecular Formula

H3O4P.Na

Cite this Page

Monosodium phosphate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?ref=7558-80-7 (retrieved 2022-08-13) (CAS RN: 7558-80-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    60 °C

Source(s)

  • (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=NFIYTPYOYDDLGO-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

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

Other Names for this Substance

  • Phosphoric acid, sodium salt (1:1)
  • Phosphoric acid, monosodium salt
  • Monosodium phosphate
  • Sodium phosphate (Na(H2PO4))
  • Monobasic sodium phosphate

Deleted or Replaced CAS Registry Numbers

1333-80-8, 89140-32-9, 943540-07-6