Trisodium phosphate

CAS Registry Number®

7601-54-9
No image available.

CAS Name

Trisodium phosphate

Molecular Formula

H3O4P.3Na

Cite this Page

Trisodium phosphate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?ref=7601-54-9 (retrieved 2022-05-21) (CAS RN: 7601-54-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    75 °C (decomp)
  • Density (2)

    2.536 g/cm3 @ Temp: 17.5 °C

Source(s)

  • (1) International Chemical Safety Cards data were obtained from the National Institute for Occupational Safety and Health (US)
  • (2) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=RFRIWRLHYDZFRS-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 (1:3)
  • Phosphoric acid, trisodium salt
  • Dri-Tri
  • Sodium phosphate
  • Tribasic sodium phosphate

Deleted or Replaced CAS Registry Numbers

96337-98-3, 1269628-78-5