1-Butyl-3-methylimidazolium trifluoroacetate
1-Butyl-3-methylimidazolium trifluoroacetate (CAS: 174899-94-6; Formula: C10H15F3N2O2) is an ionic liquid characterised by its unique solvent properties. With a molecular weight of 252.23 g/mol, it finds application as a versatile medium in various chemical synthesis processes, particularly where a non-volatile, tunable solvent is beneficial. Its chemical structure makes it useful in catalysis and materials science.
- IUPAC
- BMIM CF3CO2

Ionic Liquid Solvent
Utilised as a reaction medium for organic syntheses, offering a potentially greener alternative to volatile organic solvents due to its negligible vapour pressure. It can influence reaction rates and selectivities.
Catalysis
Can act as a catalyst or a co-catalyst in various chemical transformations. Its ionic nature can facilitate certain reaction mechanisms and stabilise intermediates.
Electrochemical Applications
Explored for use in electrochemical devices as an electrolyte component, leveraging its ionic conductivity and electrochemical stability window.
Materials Science
Investigated for its role in the synthesis and processing of novel materials, including polymers and nanostructures, due to its unique solvation capabilities.
| Molecular weight | 252.23 |
|---|---|
| Empirical formula | C10H15F3N2O2 |
| Assay | ≥96.5% (HPLC) |
| Impurities tested | ≤0.5% water |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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-3-methylimidazolium trifluoroacetate used for?
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1-Butyl-3-methylimidazolium trifluoroacetate is primarily used as a solvent in chemical synthesis, catalysis, and materials science research. It is also explored for electrochemical applications.
What are the CAS number and formula for 1-Butyl-3-methylimidazolium trifluoroacetate?
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The CAS number is 174899-94-6, and the formula is C10H15F3N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Butyl-3-methylimidazolium trifluoroacetate with an assay of ≥96.5% (HPLC) and impurities of ≤0.5% water. This product is supplied for research and development purposes and is not intended for pharmaceutical, food, or other specified uses unless otherwise stated.
How should 1-Butyl-3-methylimidazolium trifluoroacetate be handled safely?
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This compound is a warning irritant, causing skin, eye, and respiratory tract irritation (H315-H319-H335). Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation or use a suitable respirator. Refer to the Safety Data Sheet for comprehensive handling instructions.
Is 1-Butyl-3-methylimidazolium trifluoroacetate a controlled substance?
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Based on the provided data, there is no indication that 1-Butyl-3-methylimidazolium trifluoroacetate is a controlled substance.
How is this chemical packed and shipped?
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Tech Serve Solutions packages and exports chemicals in compliance with all relevant national and international shipping regulations to ensure safe transit.
How can I request a sample or quote for 1-Butyl-3-methylimidazolium trifluoroacetate?
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To request a sample or quote, please contact our sales team via the website or provide your details through the online enquiry form.
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