1-Ethyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide
1-Ethyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide (CAS: 223436-99-5), a key ionic liquid, possesses the molecular formula C9H16F6N2O4S2 and a molecular weight of 394.35 g/mol. This compound serves as a versatile medium in various chemical synthesis applications. Its unique properties make it suitable for advanced research and development within specialised chemical fields.

Chemical Synthesis
Utilised as a reaction medium or catalyst in organic synthesis, facilitating reactions where traditional solvents may be unsuitable. Its ionic nature can influence reaction pathways and product selectivity.
Ionic Liquid Applications
Serves as an electrolyte in electrochemical devices or as a component in separation processes due to its ionic conductivity and thermal stability. Its low volatility is advantageous in many applications.
Pyrrolidinium Salt Utilisation
As a pyrrolidinium-based ionic liquid, it finds use in specialised applications requiring specific cation-anion interactions. Potential uses include catalysis and material science.
Specialty Synthesis Reagent
Employed in niche chemical processes requiring high purity and specific solvent properties. Its performance characteristics are valuable in advanced research settings.
| Molecular weight | 394.35 |
|---|---|
| Empirical formula | C9H16F6N2O4S2 |
| Assay | ≥98.5% (T)99% |
| Impurities tested | ≤0.5% water |


Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 24/25-34-51/53 |
| Safety statements (S) | 26-36/37/39-45-61 |
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-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide used for?
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1-Ethyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide is primarily used in chemical synthesis, as an ionic liquid, and in specialty synthesis applications. It can serve as a reaction medium or electrolyte.
What are the CAS number and formula for 1-Ethyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide?
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The CAS number is 223436-99-5 and the empirical formula is C9H16F6N2O4S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Ethyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide with an assay of ≥98.5% (T) or 99%, containing ≤0.5% water. TSS does not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How should 1-Ethyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide be handled safely?
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This compound is classified as Danger (GHS05, GHS06). It is toxic if swallowed and in contact with skin, and causes severe skin burns and eye damage (H301-H311-H314). Strict adherence to safety protocols, including wearing appropriate personal protective equipment such as eyeshields, face shields, gloves, and suitable respirators, is essential. Consult the Safety Data Sheet for detailed handling instructions.
Is this chemical suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals. We can facilitate the export of 1-Ethyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide, adhering to all relevant shipping regulations.
How can I request a sample or quote?
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To request a sample or a quotation for 1-Ethyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide, please use the contact form on our website or reach out to our sales department directly.
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