Molekula
Iron (III) stearate
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) stearate is an organometallic compound used primarily as a corrosion inhibitor, lubricant, and release agent in plastics, coatings, and metalworking industries. It improves processing efficiency and extends the lifespan of metal surfaces by preventing rust. This chemical has a CAS number of 555-36-2, with the molecular formula C54H105FeO6 and a molecular weight of 906.25. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Iron (III) stearate 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.
Need a different quantity or pack?
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 | Orange to red powder |
| Melting Point | >80 Deg C |
| Water | <3.0% |
| Particle Size | >99% (200mesh pass) |
| Free acid | 2%max |
| Iron (Fe) | 6.0% to 8.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 89994391 |
| CAS Number | 555-36-2 |
| IUPAC Name | iron(3+);tris(octadecanoate) |
| EC Number | 209-095-5 |
| Molecular Formula | C54H105FeO6 |
| Molecular Weight | 906.25 |
| Exact Mass | 905.7261 |
| SMILES | CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].[Fe+3] |
| InChIKey | XHQSLVIGPHXVAK-UHFFFAOYSA-K |
| InChI | InChI=1S/3C18H36O2.Fe/c3*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h3*2-17H2,1H3,(H,19,20);/q;;;+3/p-3 |
| PubChem CID | 68388 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2915700120 |
| Tariff Code | 2915705090 |
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
- FERRIC STEARATE
- Iron stearate
- Iron Tristearate
- Iron tristearate, pure
- iron(3+) trioctadecanoate
- iron(3+);octadecanoate
- Octadecanoic acid, iron salt
- Octadecanoic acid, iron salt (1:?)
- Octadecanoic acid, iron(3+) salt
- Octadecanoic acid, iron(3+) salt (3:1)
Frequently asked questions
What is Iron (III) stearate commonly used for?
Iron (III) stearate is primarily used as a drying agent in paints and coatings, a lubricant in plastics and rubber processing, and as a waterproofing agent in textiles and paper.
What is the molecular formula and molecular weight of Iron (III) stearate?
The molecular formula is **C₅₄H₁₀₅FeO₆**, and the molecular weight is **906.25 g/mol**.
How should Iron (III) stearate be stored?
Store Iron (III) stearate at **ambient temperature** in a cool, dry place, away from direct sunlight and moisture.
What grade or purity levels are available for Iron (III) stearate?
Molekula supplies Iron (III) stearate in **technical/industrial grade** purity, typically ≥95% purity unless otherwise specified.
Can Molekula supply Iron (III) stearate in bulk quantities?
Yes, Molekula can provide Iron (III) stearate in bulk, with packaging options including drums, bags, or custom solutions based on your requirements.
What documentation comes with an order of Iron (III) stearate?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **packing list** for traceability and compliance.
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.