Gypsum (Ca(SO4).2H2O)

CAS Registry Number®

13397-24-5
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CAS Name

Gypsum (Ca(SO4).2H2O)

Molecular Formula

Ca.H2O4S.2H2O

Cite this Page

Gypsum (Ca(SO4).2H2O).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=13397-24-5 (retrieved 2021-07-25) (CAS RN: 13397-24-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    100 °C
  • Density (1)

    2.3 g/cm3

Source(s)

  • (1) International Chemical Safety Cards data were obtained from the National Institute for Occupational Safety and Health (US)

Other Names and Identifiers

InChI

InChI=1S/Ca.H2O4S.2H2O/c;1-5(2,3)4;;/h;(H2,1,2,3,4);2*1H2

InChIKey

InChIKey=SYBAEPIGGIQOHW-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

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

Other Names for this Substance

  • Gypsum (Ca(SO4).2H2O)
  • Gypsum
  • Gypsite
  • Landplaster
  • Gips

Deleted or Replaced CAS Registry Numbers

70513-70-1, 77030-59-2, 860619-11-0