Boron trifluoride acetonitrile complex solution
Boron trifluoride acetonitrile complex solution (CAS: 420-16-6, C2H3BF3N) is a Lewis acid with a molecular weight of 108.86 g/mol. This solution is recognised for its utility as a catalyst and reagent in organic synthesis. It is particularly valuable in reactions requiring a strong Lewis acid, offering controlled reactivity and efficient product formation across various chemical transformations. Its specific properties make it a key component in sophisticated synthetic pathways.

Catalysis in Organic Synthesis
This complex serves as an effective Lewis acid catalyst for a variety of organic reactions, including Diels-Alder cycloadditions, Friedel-Crafts acylations, and isomerizations. Its ability to activate substrates promotes efficient bond formation and accelerates reaction rates.
Reagent for Chemical Transformations
It is employed as a versatile reagent in synthetic chemistry for transformations such as ether cleavages and polymerisation initiation. The controlled release of the Lewis acidic species facilitates precise chemical modifications.
Intermediate in Specialty Chemicals
Used in the synthesis of complex molecules and specialty chemicals, this compound contributes to the development of advanced materials and pharmaceutical intermediates. Its application is crucial in multi-step synthetic routes.
| Molecular weight | 108.86 |
|---|---|
| Empirical formula | C2H3BF3N |
| Assay | 15.2-16.8% BF3 basis |
| Density | 0.87-0.88 g/mL at 20 °C |
| Storage temperature | 2-8°C |



Hazard statements
- H225Highly flammable liquid and vapour
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 10 °C / 50 °F |
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | F,T+ |
| Risk statements (R) | 11-14-21/22-26-35 |
| Safety statements (S) | 16-26-28-36/37/39-45 |
| Supplemental hazards | Reacts violently with water. |
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 Boron trifluoride acetonitrile complex solution primarily used for?
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Boron trifluoride acetonitrile complex solution is primarily used as a Lewis acid catalyst and reagent in various organic synthesis applications, including Diels-Alder reactions, Friedel-Crafts acylations, and ether cleavages.
What are the CAS number and chemical formula?
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The CAS number is 420-16-6 and the chemical formula is C2H3BF3N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Boron trifluoride acetonitrile complex solution with an assay of 15.2-16.8% BF3 basis. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Boron trifluoride acetonitrile complex solution be handled safely?
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This product is highly flammable and corrosive, causing severe skin burns and eye damage. It is toxic if inhaled and harmful if swallowed. Handle with extreme care, using appropriate personal protective equipment including gloves, eye protection, and respiratory protection in a well-ventilated area. It reacts violently with water.
Is Boron trifluoride acetonitrile complex solution a controlled substance?
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The provided data does not indicate that Boron trifluoride acetonitrile complex solution is a controlled substance.
How is this product packed and shipped?
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This product is typically packed and shipped according to international regulations for hazardous materials, often classified under UN 2924, Hazard Class 8(3), Packing Group II.
How can I request a sample or quote?
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To request a sample or a quote for Boron trifluoride acetonitrile complex solution, please contact our sales department through the website or by phone.
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