Calcium carbonate

CAS Registry Number®

471-34-1
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CAS Name

Calcium carbonate

Molecular Formula

CH2O3.Ca

Cite this Page

Calcium carbonate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=471-34-1 (retrieved 2021-09-26) (CAS RN: 471-34-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    800 °C
  • Melting Point (2)

    825 °C (decomp)
  • Density (2)

    2.8 g/cm3

Source(s)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=FYHXNYLLNIKZMR-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

[Ca].O=C(O)O

Other Names for this Substance

  • Carbonic acid calcium salt (1:1)
  • Calcium carbonate (CaCO3)
  • Calcium carbonate (1:1)
  • Allied Whiting
  • Calcene CO

Deleted or Replaced CAS Registry Numbers

39454-55-2, 60083-79-6, 63660-97-9, 71060-88-3, 72608-12-9, 114453-69-9, 137803-94-2, 146358-95-4, 148092-93-7, 166516-01-4, 172307-27-6, 180616-31-3, 197809-38-4, 198352-33-9, 251358-28-8, 459411-10-0, 878759-26-3, 1118543-25-1, 1312764-88-7, 1352815-51-0, 1437084-75-7, 1641572-50-0, 1883798-64-8, 1994316-62-9, 2222732-78-5, 2390374-02-2, 2470702-35-1