Potassium carbonate

CAS Registry Number®

584-08-7
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CAS Name

Potassium carbonate

Molecular Formula

CH2O3.2K

Cite this Page

Potassium carbonate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=584-08-7 (retrieved 2021-10-25) (CAS RN: 584-08-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    891 °C
  • Density (1)

    2.29 g/cm3

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;

InChIKey

InChIKey=ILOXEKOBBABVRN-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

[K].O=C(O)O

Other Names for this Substance

  • Carbonic acid, potassium salt (1:2)
  • Potassium carbonate (K2CO3)
  • Carbonic acid, dipotassium salt
  • Pearl ash
  • Potassium carbonate (K2(CO3))

Deleted or Replaced CAS Registry Numbers

30095-94-4, 1643774-52-0