P6526

Iron(III) pyrophosphate

soluble crystals

• Synonym(s): Diphosphoric acid iron(III) salt, Ferric pyrophosphate
• Linear Formula: Fe₄(P₂O₇)₃
• CAS Number: 10058-44-3
• Molecular Weight: 745.21
• EC Number: 233-190-0
• MDL number: MFCD00016091
• UNSPSC Code: 12352302
• PubChem Substance ID: 57654547
• NACRES: NA.23
• form: soluble crystals

Properties

• form: soluble crystals
• Quality Level: 200
• composition: Iron content, 10.5-12.5%
• reaction suitability: core: iron
• concentration: 10.5-12.5% (titration)
• SMILES string: [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
• InChI: 1S/4Fe.3H4O7P2/c;;;;3*1-8(2,3)7-9(4,5)6/h;;;;3*(H2,1,2,3)(H2,4,5,6)/q4*+3;;;/p-12
• InChI key: CADNYOZXMIKYPR-UHFFFAOYSA-B

Description

General description

Ferric Phosphate is a tan or yellowish-white odorless powder. It is insoluble in water and soluble in mineral acids. It can be prepared by reacting sodium pyrophosphate with ferric citrate. It shows good bioaccesibility.

Application

Iron(III) pyrophosphate can be used:

• As a cathode material for rechargeable batteries such as Na-ion batteries.
• To fabricate a hybrid overlayer on the surface of metal oxides to boost photo electrochemical solar water splitting reaction.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves