Molekula
Iron (III) pyrophosphate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Iron (III) pyrophosphate is an inorganic iron salt used primarily as a dietary iron supplement, mineral fortifier in food and beverages, and in pharmaceutical formulations to prevent or treat iron deficiency. It is also employed in industrial applications such as a corrosion inhibitor and in water treatment. It also serves as a catalyst, a fireproofing agent for synthetic fibers in textile manufacturing, and a component of corrosion-resistant pigments for paints and coatings. This compound has the CAS number 10058-44-3, with a molecular formula of Fe4(P2O7)3 and a molecular weight of 745.21 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Iron (III) pyrophosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Off-white to yellow powder |
| Loss on Drying | ≤22% |
| Assay (Fe) | ≥24% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| pKa | pKa = 22.2 |
Source: PubChem CID 24877 (DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 90030495 |
| CAS Number | 10058-44-3 |
| IUPAC Name | tetrakis(iron(3+));phosphonato phosphate |
| EC Number | 233-190-0 |
| Molecular Formula | Fe4(P2O7)3 |
| Molecular Weight | 745.21 |
| Exact Mass | 745.4755 |
| SMILES | [O-]P(=O)([O-])OP(=O)([O-])[O-].[O-]P(=O)([O-])OP(=O)([O-])[O-].[O-]P(=O)([O-])OP(=O)([O-])[O-].[Fe+3].[Fe+3].[Fe+3].[Fe+3] |
| InChIKey | CADNYOZXMIKYPR-UHFFFAOYSA-B |
| InChI | 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 |
| PubChem CID | 24877 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 28353950 |
| Tariff Code | 2835390000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Bestmade Natural Products Ferr Phos
- Diphosphoric acid, iron(3+) salt (3:4)
- Ferr Phos
- FERRIC PYROPHOSPHATE
- Iron (as pyrophosphate)
- Iron pyrophosphate
- Iron(3+) pyrophosphate
- Pyrophosphoric acid, iron(3+) salt (3:4)
- Sunactive Fe
- Tetrairon tris(pyrophosphate)
Frequently asked questions
What is Iron (III) pyrophosphate commonly used for?
Iron (III) pyrophosphate is primarily used as an iron fortificant (nutrient source of iron), such as in iron-enriched cereals, bread, infant formula and dietary supplements, as well as a stabilizer in pharmaceuticals and cosmetics.
What is the chemical formula and molecular weight of Iron (III) pyrophosphate?
The chemical formula is Fe4(P2O7)3, and the molecular weight is 745.21 g/mol.
How should Iron (III) pyrophosphate be stored?
Store in a cool, dry place at ambient temperature, away from moisture and strong oxidizing agents.
What grades or purity levels does Molekula supply for Iron (III) pyrophosphate?
Molekula supplies Iron (III) pyrophosphate in food-grade and technical-grade purity levels, with documentation confirming compliance where applicable.
Can Molekula supply Iron (III) pyrophosphate in bulk quantities?
Yes, Molekula can supply Iron (III) pyrophosphate in bulk, with quantities tailored to your requirements. Please contact us for pricing and lead times.
What documentation comes with an order of Iron (III) pyrophosphate?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and, for food-grade, a Certificate of Conformity (CoC) where applicable.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.