CAS: 10101-41-4 Molecular Formula: CaH4O6S Molecular Weight (g/mol): 172.16 MDL Number: MFCD00149625 InChI Key: PASHVRUKOFIRIK-UHFFFAOYSA-L Synonym: calcium sulfate dihydrate,phosphogypsum,landplaster,annaline,compactrol,gips,gypsite,primoplast,satinite,gypsum stone PubChem CID: 24928 ChEBI: CHEBI:32583 IUPAC Name: calcium;sulfate;dihydrate SMILES: O.O.[Ca++].[O-]S([O-])(=O)=O