Sodium oxalate

CAS Registry Number®

62-76-0

CAS Name

Sodium oxalate

Molecular Formula

C2H2O4.2Na

Molecular Mass

136.01

Cite this Page

Sodium oxalate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=62-76-0 (retrieved 2025-07-18) (CAS RN: 62-76-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    260 °C (decomp)

  • Density (2)

    2.340 g/cm³

Source(s)

  • (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)
  • (2) Metal-Organics Catalog physical property data were obtained from Gelest, Inc. of Morrisville, Pennsylvania (US)

Other Names and Identifiers

InChI

InChI=1S/C2H2O4.2Na/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);;

InChIKey

InChIKey=GRZMEERIPCJGSO-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

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

Other Names for this Substance

  • Ethanedioic acid, sodium salt (1:2)
  • Oxalic acid, disodium salt
  • Ethanedioic acid, disodium salt
  • Sodium oxalate
  • Disodium oxalate

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Deleted or Replaced CAS Registry Numbers

1620061-50-8