1-Butyl-2,3-dimethylimidazolium tetrafluoroborate
1-Butyl-2,3-dimethylimidazolium tetrafluoroborate (CAS: 402846-78-0) is a heterocyclic ammonium salt with the molecular formula C9H17BF4N2 and a molecular weight of 240.05 g/mol. This ionic liquid exhibits a density of 1.198 g/mL at 20°C and a melting point of 37°C. It is primarily utilised in chemical synthesis, particularly as a phase transfer catalyst and a component in specialty synthesis, contributing to efficient reaction pathways.
- Synonyms
- C9H17BF4N2

Phase Transfer Catalysis
This compound functions effectively as a phase transfer catalyst, facilitating reactions between reactants in different phases. Its ionic nature and solubility properties enable efficient transport of ions across phase boundaries.
Specialty Chemical Synthesis
As a key intermediate in specialty synthesis, it is employed in the development of novel chemical entities. Its unique structure as an imidazolium salt makes it valuable in complex organic transformations.
Ionic Liquid Applications
Belonging to the class of ionic liquids, this salt can be used in various applications where its specific solvent properties or electrochemical stability are advantageous. This includes potential use in electrochemical devices or as a reaction medium.
| Molecular weight | 240.05 |
|---|---|
| Empirical formula | C9H17BF4N2 |
| Assay | ≥99.0% (HPLC/T) |
| Density | 1.198 g/mL at 20 °C(lit.) |
| Impurities tested | ≤0.3% water≤50 mg/kg halogens (as chloride) |
| Melting point | 37 °C |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 1-Butyl-2,3-dimethylimidazolium tetrafluoroborate used for?
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1-Butyl-2,3-dimethylimidazolium tetrafluoroborate is primarily used in chemical synthesis as a phase transfer catalyst and in specialty synthesis applications. It is also recognised for its utility as an ionic liquid.
What is the CAS number and formula for 1-Butyl-2,3-dimethylimidazolium tetrafluoroborate?
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The CAS number is 402846-78-0 and the empirical formula is C9H17BF4N2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Butyl-2,3-dimethylimidazolium tetrafluoroborate with an assay of ≥99.0% (HPLC/T). This product is not represented as USP, BP, EP, or pharmaceutical grade.
How is 1-Butyl-2,3-dimethylimidazolium tetrafluoroborate handled and stored?
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When handling, it is recommended to wear eyeshields and gloves. Store in a cool, dry place. WGK Germany classification is 3, indicating a high level of hazard to water.
How is this chemical packed and shipped by TSS?
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Tech Serve Solutions exports and supplies this chemical in appropriate packaging suitable for its properties, adhering to all relevant shipping regulations for global distribution.
How can I request a sample or quote for 1-Butyl-2,3-dimethylimidazolium tetrafluoroborate?
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To request a sample or a quotation, please contact the Tech Serve Solutions sales team directly through the website or by phone.
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