Description

1,3-Dimethylimidazolium Bis((Trifluoromethyl)Sulfonyl)Imide is a high-purity ionic liquid belonging to the imidazolium family, known for its excellent thermal stability and low viscosity. This compound is a critical component in advanced electrochemical and energy storage applications due to its high ionic conductivity and wide electrochemical window. It is primarily sought after by researchers and manufacturers in the fields of lithium-ion batteries, supercapacitors, and as a green solvent or catalyst in specialized organic synthesis.

Application

• Electrolyte Component for Lithium-Ion Batteries: Used as a co-solvent or additive to enhance thermal stability, safety, and cycle life of high-performance batteries.
• Electrolyte for Supercapacitors (EDLCs): Serves as a key ionic liquid electrolyte to achieve high operating voltages and energy density.
• Green Solvent for Organic Synthesis: Acts as a recyclable, non-volatile reaction medium for various catalytic and separation processes.
• Gas Separation Membranes: Incorporated into polymer matrices to improve selectivity and permeability for CO2 capture and other separation technologies.
• Lubricant and Additive: Used in specialized formulations for high-temperature or extreme environment lubrication due to its low volatility and stability.
• Electroplating and Metal Finishing: Employed in electrodeposition processes for metals and alloys from non-aqueous solutions.
• Analytical Chemistry: Utilized as a stationary phase in gas chromatography (GC) or as a matrix in MALDI-MS for specific separations and analyses.
• Research & Development: A fundamental material for academic and industrial R&D in materials science, electrochemistry, and ionic liquid technology.

Basic Information

Product Name	1,3-Dimethylimidazolium Bis((Trifluoromethyl)Sulfonyl)Imide
CAS No.	174899-81-1
Molecular Formula	C8H11F6N3O4S2
Molecular Weight	391.31 g/mol
Synonyms	DMIm TFSI; 1,3-Dimethylimidazolium bis(trifluoromethanesulfonyl)imide; [DMIM][NTf2]; 1,3-Dimethyl-1H-imidazol-3-ium 1,1,1-trifluoro-N-[(trifluoromethyl)sulfonyl]methanesulfonamide; N,N-Dimethylimidazolium bis(trifluoromethylsulfonyl)imide; 1,3-Dimethylimidazolium triflimide; Ionic Liquid [DMIM][TFSI]; 1,3-Dimethylimidazolium bis(trifluoromethanesulfonyl)amide
EINECS	Contact for details

Quality Control

Our 1,3-Dimethylimidazolium Bis((Trifluoromethyl)Sulfonyl)Imide is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including NMR, HPLC, and Karl Fischer titration, to ensure high purity and consistency for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, water content, and halide impurities is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). For long-term storage, it is recommended to keep the container under an inert atmosphere such as argon or nitrogen to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1000 ppm
Halide Content (Cl⁻, Br⁻)	≤ 100 ppm
Density (at 20°C)	~1.57 g/cm³

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.