Antimony(III) fluoride
Antimony(III) fluoride (CAS 7783-56-4; SbF3) is a chemical compound with a molecular weight of 178.76 g/mol. This white crystalline solid serves as a fluorinating agent and finds utility in organic synthesis and as a catalyst. Its applications span chemical research and industrial processes requiring precise fluorination.
- IUPAC
- Antimony trifluoride,Trifluorostibine

Fluorinating Agent in Organic Synthesis
Antimony(III) fluoride is employed as a reagent for introducing fluorine atoms into organic molecules. It is particularly useful for the conversion of alkyl chlorides to alkyl fluorides.
Catalysis
This compound can act as a catalyst in various chemical reactions. Its Lewis acidic properties make it suitable for promoting certain organic transformations.
Material Science
Antimony(III) fluoride is investigated for its potential applications in material science, including the development of new materials with specific electronic or optical properties.
Chemical Research
As a fundamental antimony salt, SbF3 is a valuable reagent in academic and industrial research laboratories for exploring new chemical pathways and developing novel compounds.
| Molecular weight | 178.76 |
|---|---|
| Linear formula | SbF3 |
| Assay | 98% |
| Density | 4.38 g/mL at 25 °C(lit.) |
| Melting point | 235 °C (dec.)(lit.) |


Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H331Toxic if inhaled
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3260 8/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 23/24/25-51/53 |
| Safety statements (S) | 7-26-45-61 |
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 Antimony(III) fluoride used for?
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Antimony(III) fluoride is primarily used as a fluorinating agent in organic synthesis and as a catalyst in various chemical reactions. It also finds applications in material science and general chemical research.
What is the CAS number and chemical formula for Antimony(III) fluoride?
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The CAS number for Antimony(III) fluoride is 7783-56-4, and its chemical formula is SbF3.
What grade and purity does Tech Serve Solutions supply for Antimony(III) fluoride?
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Tech Serve Solutions supplies Antimony(III) fluoride with an assay of 98%. This is typically considered a technical or research grade; TSS does not represent this product as USP, BP, or EP grade.
How should Antimony(III) fluoride be handled safely?
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Antimony(III) fluoride is a dangerous substance. It is toxic if swallowed, in contact with skin, or if inhaled (H301-H311-H331). It is also toxic to aquatic life with long-lasting effects (H411). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and P2 respirator cartridges, should be used. Handle only in a well-ventilated area.
How is Antimony(III) fluoride packed and exported by TSS?
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Antimony(III) fluoride is shipped and exported according to UN 3260, Class 8, Packing Group II regulations. We ensure compliant packaging and documentation for international trade.
How can I request a quote or sample for Antimony(III) fluoride?
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To request a quote or a sample of Antimony(III) fluoride, please contact our sales department via the website or by calling our customer service line. Please specify the quantity required.
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