Ferric pyrophosphate

The active substance and residue definition Ferric pyrophosphate, term code RF-00007594-PAR of the EFSA Harmonized terminology for scientific research, common names: 'Iron(III) pyrophosphate, Iron(3+) pyrophosphate, Diphosphoric acid, iron(3+) salt (3:4)'. IDENTIFIERS: European Community number (EC Number): 233-190-0. IUPAC name: tetrairon tris(pyrophosphate). Chemical Abstracts Service (CAS) number: 10058-44-3. Chemical formula: Fe4O21P6. Simplified molecular-input line-entry system (SMILES) notation: [Fe+3].[Fe+3].[Fe+3].[Fe+3].[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O. International Chemical Identifier (InChITM): InChI=1S/4Fe.3H4O7P2/c;;;;31-8(2,3)7-9(4,5)6/h;;;;3(H2,1,2,3)(H2,4,5,6)/q4*+3;;;/p-12.