Calcium sulfate hemihydrate
[CAS# 26499-65-0]

Identification

• Name: Calcium sulfate hemihydrate
• Synonyms: Gypsum Hemihydrate; 12090_Riedel; 2Caso4.H2o
• Molecular Formula: Ca₂H₂O₉S₂
• Molecular Weight: 290.29
• CAS Registry Number: 26499-65-0
• SMILES: O=[S](=O)([O-])[O-].O=[S](=O)([O-])[O-].O.[Ca++].[Ca++]
• 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

Properties

• Boiling point: 330°C at 760 mmHg (Cal.)