1-Ethyl-2,3-dimethylimidazolium trifluoromethanesulfonate
1-Ethyl-2,3-dimethylimidazolium trifluoromethanesulfonate (CAS: 174899-72-0), with a molecular formula of C8H13F3N2O3S, is a specialised ionic liquid. It is characterised by its imidazolium cation and trifluoromethanesulfonate anion. Primarily utilised in electrochemistry due to its unique ionic properties, it serves as a valuable component in advanced chemical synthesis and research applications, offering distinct advantages in specific experimental conditions.
- Synonyms
- C8H13F3N2O3S

Electrochemical Applications
This ionic liquid is specifically graded for electrochemical applications, serving as an electrolyte or a component within electrolytes. Its ionic conductivity and electrochemical window make it suitable for various electrochemical studies and devices.
Chemical Synthesis
As a specialised ionic liquid, it can be employed as a reaction medium or catalyst in specific organic synthesis pathways. Its properties may influence reaction rates, selectivity, and product yields in specialised synthetic procedures.
Research and Development
Utilised in laboratory settings for fundamental research in materials science, physical chemistry, and catalysis. Its unique characteristics offer researchers a versatile tool for exploring novel chemical processes and material properties.
| Molecular weight | 274.26 |
|---|---|
| Empirical formula | C8H13F3N2O3S |
| Assay | ≥99.0% (HPLC) |
| Grade | for electrochemistry |
| Impurities tested | ≤0.25% 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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
| Anion traces | bromide (Br-): ≤100 ppmchloride (Cl-): ≤100 ppmfluoride (F-): ≤100 ppm |
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-Ethyl-2,3-dimethylimidazolium trifluoromethanesulfonate used for?
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This compound is primarily used in electrochemical applications, such as electrolytes, and in specialised chemical synthesis and research.
What are the CAS number and formula for this compound?
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The CAS number is 174899-72-0, and its empirical formula (Hill notation) is C8H13F3N2O3S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with an assay of ≥99.0% (HPLC) and a grade 'for electrochemistry', with ≤0.25% water as an impurity. We do not represent this product as USP, BP, or EP grade.
How should 1-Ethyl-2,3-dimethylimidazolium trifluoromethanesulfonate be handled?
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Handle with appropriate personal protective equipment, including Eyeshields and Gloves, and a dust mask type N95 (US). Avoid breathing dust. It is labelled with GHS07, Signal Word: Warning, and Hazard Statements H315-H319-H335 (Causes skin irritation, Causes serious eye irritation, May cause respiratory irritation).
Is this product suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including this compound.
How can I request a sample or quote?
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Please contact our sales team directly via our website or telephone to request a sample or a formal quotation.
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