Iron(III) nitrate nonahydrate
Iron(III) nitrate nonahydrate, CAS 7782-61-8, with the formula Fe(NO3)3 · 9H2O and a molecular weight of 404.00 g/mol, is a hydrated salt of ferric nitrate. It appears as light-sensitive, crystalline solid. This compound serves as a versatile reagent in various chemical applications, particularly in catalysis and synthesis, owing to its iron(III) content.
- IUPAC
- Ferric nitrate nonahydrate

Catalysis
Iron(III) nitrate nonahydrate can function as a catalyst or catalyst precursor in organic synthesis reactions. Its Lewis acidic nature allows it to promote transformations such as oxidations and nitrations.
Chemical Synthesis
As a source of ferric ions, it is employed in the preparation of various iron-containing compounds and materials. It is also used as an oxidizing agent in specific synthetic pathways.
Inorganic Chemistry
This compound is utilised in inorganic synthesis for the preparation of coordination complexes and other iron-based inorganic materials. It is a convenient source of hydrated iron(III) ions in aqueous solutions.
| Molecular weight | 404.00 |
|---|---|
| Linear formula | Fe(NO3)3 · 9H2O |
| Assay | ≥99.0% |
| Melting point | 47 °C(lit.) |


Hazard statements
- H272May intensify fire; oxidiser
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P220Keep away from clothing and combustible materials
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1466 5.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | O,Xi |
| Risk statements (R) | 8-36/37/38 |
| Safety statements (S) | 17-26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Iron(III) nitrate nonahydrate used for?
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Iron(III) nitrate nonahydrate is primarily used in catalysis, chemical synthesis, and inorganic chemistry. It acts as an oxidizing agent and a precursor for iron-containing compounds.
What is the CAS number and chemical formula for Iron(III) nitrate nonahydrate?
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The CAS number is 7782-61-8 and the chemical formula is Fe(NO3)3 · 9H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Iron(III) nitrate nonahydrate with an assay of ≥99.0%. This product is not classified as USP, BP, or EP grade.
How should Iron(III) nitrate nonahydrate be handled?
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Handle with care as it is an oxidizer (H272) and an irritant (H315, H319, H335). Wear appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Avoid contact with combustible materials.
Is Iron(III) nitrate nonahydrate a controlled substance?
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No, the provided data does not indicate that Iron(III) nitrate nonahydrate is a controlled substance.
How is Iron(III) nitrate nonahydrate packed, shipped, and exported?
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Product is packed and shipped in compliance with relevant transportation regulations, including UN 1466, Class 5.1, Packing Group III. TSS can arrange for global export.
How can I request a sample or quote?
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Please contact our sales team via the website or direct email to request a sample or a quotation for Iron(III) nitrate nonahydrate.
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