CAS: 12068-85-8 Molecular Formula: FeS2 Molecular Weight (g/mol): 119.97 MDL Number: MFCD00064690 InChI Key: NFMAZVUSKIJEIH-UHFFFAOYSA-N Synonym: iron disulfide,iron sulfide,pyrite,bis sulfanylidene iron,disulfanylideneiron,iron disulfide iron pyrite,marcasite, naturally occuring mineral, grains, approximately 0.06-0.19 in,pyrite, naturally occurring mineral, grains, approximately 0.06-0.19in PubChem CID: 14788 SMILES: S=[Fe]=S