Description

1‐Methylimidazolium Bis(Trifluoromethylsulfonyl)Imide is a high-purity ionic liquid belonging to the imidazolium cation family. This compound is valued for its exceptional thermal stability, wide electrochemical window, and low volatility, making it a superior solvent and electrolyte component. It is primarily sought by researchers and manufacturers in the fields of advanced energy storage, electrochemistry, and green synthesis.

Application

• As a key electrolyte component in high-performance lithium-ion batteries, supercapacitors, and dye-sensitized solar cells (DSSCs).
• As a green solvent and catalyst for organic synthesis, polymerization reactions, and separation processes.
• In electroplating and metal finishing applications, particularly for aluminum and other reactive metals.
• As a functional additive in lubricants and advanced materials to enhance thermal and conductive properties.
• For gas separation and capture technologies, including CO2 absorption.
• In analytical chemistry as a stationary phase modifier in chromatography.

Basic Information

Product Name	1‐Methylimidazolium Bis(Trifluoromethylsulfonyl)Imide
CAS No.	353239-08-4
Molecular Formula	C7H8F6N2O4S2
Molecular Weight	386.27 g/mol
Synonyms	1-Methylimidazolium bis(trifluoromethanesulfonyl)imide; [HMIM][NTf2]; 1-Methyl-1H-imidazol-3-ium 1,1,1-trifluoro-N-[(trifluoromethyl)sulfonyl]methanesulfonamide; HMIM TFSI; HMIM NTf2; 1-Methylimidazolium triflimide; 1-Methylimidazolium TFSI; HMIM Bis(trifluoromethylsulfonyl)imide
EINECS	Contact for details

Quality Control

Our 1‐Methylimidazolium Bis(Trifluoromethylsulfonyl)Imide is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing exact specifications are provided with every shipment.

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 material is hygroscopic (moisture-sensitive) and must be handled under a dry inert atmosphere (e.g., nitrogen or argon) to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Water Content (KF)	≤ 100 ppm
Halide Content (Cl⁻)	≤ 10 ppm
Heavy Metals (as Pb)	≤ 5 ppm

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