PubChem Notes:

Calcium Sulfate A calcium salt that is used for a variety of purposes including: building materials, as a desiccant, in dentistry as an impression material, cast, or die, and in medicine for immobilizing casts and as a tablet excipient. It exists in various forms and states of hydration. Plaster of Paris is a mixture of powdered and heat-treated gypsum.

MediLexicon calcium sulfate - Medical Dictionary Definition for Term 'calcium sulfate'

[1. used in exsiccated form to make plaster of Paris.

Molecular Formula: CaO4S

InChI: InChI=1/Ca.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2/fCa.O4S/qm;-2

SMILES: [Ca++].[O-]S([O-])(=O)=O

CAS number 7778-18-9

    anhydrous gypsum
    Calcium sulfate, anhydrous
    calcium sulfate
    Calcium sulfate
    calcium sulfate, anhydrous
    calcium sulfate
    calcium sulphate

    PubChem CID 522675
    CAS 7778-18-9 (from NIST)
    ChEBI 31346
    Kegg C13194
    PubChem ID 10535666
    PubChem ID 585938