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Substance Name: Calcium sulfate hemihydrate
RN: 10034-76-1
UNII: 3RW091J48V
InChIKey: ZOMBKNNSYQHRCA-UHFFFAOYSA-J

Molecular Formula

  • Ca.H2-O4-S.1/2H2-O

Molecular Weight

  • 290.2948
 
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Names and Synonyms

Name of Substance

  • Calcium sulfate hemihydrate

Synonyms

  • Calcium sulfate hemihydrate
  • P 23 (sulfate)
  • UNII-3RW091J48V

Systematic Names

  • Sulfuric acid, calcium salt (1:1), hemihydrate
  • Sulfuric acid, calcium salt, hydrate (2:2:1)

Superlist Name

  • Calcium sulfate, hemihydrate

Registry Numbers

CAS Registry Number

  • 10034-76-1

FDA UNII

  • 3RW091J48V

Other Registry Number

  • 31745-33-2

Related Registry Number

  • 7778-18-9 (Parent)

System Generated Number

  • 0010034761

Molecular Formulas

Molecular Formula

  • Ca.H2-O4-S.1/2H2-O

Molecular Formula Fragments

  • Ca
  • COMPONENT
  • H2-O
  • H2-O4-S

Structure Descriptors

InChI

1S/2Ca.2H2O4S.H2O/c;;2*1-5(2,3)4;/h;;2*(H2,1,2,3,4);1H2/q2*+2;;;/p-4

InChIKey

ZOMBKNNSYQHRCA-UHFFFAOYSA-J

Smiles

O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Ca+2].[Ca+2]