1,3-Dimethoxyimidazolium bis(trifluoromethylsulfonyl)imide
1,3-Dimethoxyimidazolium bis(trifluoromethylsulfonyl)imide (CAS 951021-03-7) is a fluorinated organic salt with a molecular weight of 409.28 g/mol. This compound serves as a valuable ionic liquid and a precatalyst in N-heterocyclic carbene (NHC) applications. Its unique properties make it suitable for various chemical synthesis applications, particularly within specialty synthesis and as a component in ionic liquid research.
- IUPAC
- (OMe)2Im-NTf2
- Synonyms
- C7H9F6N3O6S2(OMe)2Im-NTf2

Ionic Liquid Applications
As an ionic liquid, 1,3-Dimethoxyimidazolium bis(trifluoromethylsulfonyl)imide exhibits unique solvent properties, enabling its use in diverse chemical processes and material science research. Its stability and conductivity are key advantages.
N-Heterocyclic Carbene (NHC) Precatalyst
This compound functions as a precatalyst for generating N-heterocyclic carbenes (NHCs). NHCs are potent organocatalysts and ligands in transition metal catalysis, facilitating a range of organic transformations.
Chemical Synthesis
It is employed in various chemical synthesis pathways, acting as a versatile building block or reaction medium. Its specific structure lends itself to applications in specialty synthesis and academic research.
| Molecular weight | 409.28 |
|---|---|
| Empirical formula | C7H9F6N3O6S2 |
| Assay | ≥98% (13C-NMR)≥98% (19F-NMR)≥98% (31P-NMR)98% |
| Refractive index | n20/D 1.4249 |
| Impurities tested | 0.8% Pf6 (19F-NMR) |
| Application | Ionic liquid and NHC precatalyst1 |
| Suitability | complies for IR spectroscopy |
| 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 1,3-Dimethoxyimidazolium bis(trifluoromethylsulfonyl)imide used for?
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1,3-Dimethoxyimidazolium bis(trifluoromethylsulfonyl)imide is primarily used as an ionic liquid and an N-heterocyclic carbene (NHC) precatalyst in chemical synthesis.
What is the CAS number and formula for this compound?
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The CAS number is 951021-03-7 and its empirical formula is C7H9F6N3O6S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Dimethoxyimidazolium bis(trifluoromethylsulfonyl)imide with an assay of ≥98% (verified by 13C-NMR, 19F-NMR, and 31P-NMR). This is suitable for research purposes, and TSS does not represent it as USP, BP, or EP grade.
How should this chemical be handled?
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As per the safety data, this compound has a WGK Germany classification of 3. Recommended personal protective equipment includes eyeshields and gloves to ensure safe handling.
How is 1,3-Dimethoxyimidazolium bis(trifluoromethylsulfonyl)imide packed and shipped?
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Tech Serve Solutions professionally packs and exports chemicals globally, adhering to all necessary regulations for safe and compliant transport.
How can I request a sample or quote?
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To request a sample or a quote for 1,3-Dimethoxyimidazolium bis(trifluoromethylsulfonyl)imide, please contact our sales department through the website or by phone.
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