Calcium sulfate dihydrate

CAS Registry Number®

10101-41-4

CAS Name

Calcium sulfate dihydrate

Molecular Formula

Ca.H2O4S.2H2O

Molecular Mass

174.19

Cite this Page

Calcium sulfate dihydrate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=10101-41-4 (retrieved 2025-03-28) (CAS RN: 10101-41-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Density (1)

    0.545 g/cm³ (solid)

Source(s)

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

  • Sulfuric acid, calcium salt, hydrate (1:1:2)
  • Sulfuric acid, calcium salt (1:1), dihydrate
  • Annaline
  • Calcium sulfate dihydrate
  • Mineral White

View All

Deleted or Replaced CAS Registry Numbers

2567887-25-4

CAS INSIGHTSTM
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