1-Ethyl-3-methylimidazolium tetrafluoroborate
1-Ethyl-3-methylimidazolium tetrafluoroborate (CAS 143314-16-3, C6H11BF4N2) is an ionic liquid with a molecular weight of 197.97 g/mol. Characterised by its low melting point and wide electrochemical window, it is primarily utilised as an electrolyte in electrochemical applications and as a versatile solvent or catalyst in chemical synthesis. Its unique properties make it valuable in advanced materials research and specialised industrial processes.
- IUPAC
- EMIMBF4
Electrolyte for Electrochemical Devices
This ionic liquid serves as a key component in electrolytes for batteries, supercapacitors, and other electrochemical cells, owing to its excellent ionic conductivity and wide electrochemical stability window of -2.2 to +3.5 V.
Solvent in Organic Synthesis
Its ability to dissolve a wide range of organic and inorganic compounds makes it a useful and tuneable solvent for various organic reactions, offering potential advantages in reaction rates and selectivities.
Catalysis
1-Ethyl-3-methylimidazolium tetrafluoroborate can act as a catalyst or co-catalyst in certain chemical transformations, promoting reactions under mild conditions.
Materials Science
It finds application in the development of novel materials, including polymer electrolytes and ionic liquid-based gels, for diverse technological applications.
| Molecular weight | 197.97 |
|---|---|
| Empirical formula | C6H11BF4N2 |
| Assay | ≥99.0% (HPLC) |
| Grade | for electrochemistry |
| Boiling point | >350 °C(lit.) |
| Density | 1.294 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.413(lit.) |
| Melting point | 15 °C(lit.) |
| Impurities tested | ≤200 ppm water |
Hazard statements
- H302Harmful if swallowed
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3082 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-51/53 |
| Safety statements (S) | 61 |
| Anion traces | bromide (Br-): ≤10 mg/kgchloride (Cl-): ≤10 mg/kgnitrate (NO3-): ≤10 mg/kgsulfate (SO42-): ≤10 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Electrochemical Window | -2.2-+3.5 V |
|---|---|
| Conductivity | ~11500 μS/cm |
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-Ethyl-3-methylimidazolium tetrafluoroborate used for?
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This compound is primarily used as an electrolyte in electrochemical applications and as a solvent or catalyst in chemical synthesis and materials science.
What is the CAS number and chemical formula?
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The CAS number is 143314-16-3, and the empirical formula is C6H11BF4N2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Ethyl-3-methylimidazolium tetrafluoroborate with an assay of ≥99.0% (HPLC) and is suitable for electrochemistry applications. It contains ≤200 ppm water. We do not represent this product as USP, BP, or EP grade.
How should 1-Ethyl-3-methylimidazolium tetrafluoroborate be handled?
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As indicated by GHS07, this compound is a Warning substance (H302). Appropriate personal protective equipment, including eyeshields, face shields, and gloves, should be worn. Use a full-face respirator with an ABEK filter. Avoid release to the environment (R22, R51/53).
Is this product packed and shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 1-Ethyl-3-methylimidazolium tetrafluoroborate, which is shipped internationally according to relevant regulations (UN 3082, 9 / PG III).
How can I request a sample or quote?
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Please contact our sales team through the website or by phone to request a sample or a quotation for 1-Ethyl-3-methylimidazolium tetrafluoroborate.
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