CAS: 7440-57-5 Molecular Formula: Au Molecular Weight (g/mol): 196.97 MDL Number: MFCD00003436 InChI Key: PCHJSUWPFVWCPO-UHFFFAOYSA-N Synonym: colloidal,powder,flake,leaf,gold, colloidal,burnish,shell,ci pigment metal 3,magnesium purple,c.i. pigment metal 3 PubChem CID: 23985 ChEBI: CHEBI:30050 IUPAC Name: gold SMILES: [Au]