Description

Choline Bis(Trifluoromethylsulfonyl)Imide is an ionic liquid salt featuring a choline cation paired with the bis(trifluoromethylsulfonyl)imide anion. This compound matters as a high-performance, task-specific ionic liquid prized for its excellent thermal stability, low volatility, and high ionic conductivity. It is primarily needed by researchers and manufacturers in the fields of advanced electrolytes for energy storage, green chemistry solvents, and as a functional additive in specialty chemical formulations.

Application

• Electrolyte Component for lithium-ion batteries, supercapacitors, and other advanced energy storage devices.
• Green Solvent Medium for catalysis, organic synthesis, and separation processes requiring non-volatile and tunable reaction environments.
• Functional Additive in lubricants, coatings, and polymer matrices to enhance thermal stability and ionic properties.
• Electrochemical Applications including sensors, electroplating, and electrodeposition due to its wide electrochemical window.
• Research & Development as a model ionic liquid for studying physicochemical properties and structure-activity relationships.

Basic Information

Product Name	Choline Bis(Trifluoromethylsulfonyl)Imide
CAS No.	827027-25-8
Molecular Formula	C9H15F6N2O4S2
Molecular Weight	417.35 g/mol
Synonyms	Choline NTf2; Choline TFSI; Choline Bis(trifluoromethanesulfonyl)imide; 2-Hydroxy-N,N,N-trimethylethanaminium bis(trifluoromethylsulfonyl)imide; [Choline][TFSI]; [Choline][NTf2]; (2-Hydroxyethyl)trimethylammonium bis(trifluoromethanesulfonyl)imide; Choline Bis(perfluoroethylsulfonyl)imide (common alternate naming)
EINECS	Contact for details

Quality Control

Our Choline Bis(Trifluoromethylsulfonyl)Imide is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting requirements of research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is 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 product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Halide Content (Cl⁻, Br⁻)	≤ 100 ppm
Heavy Metals (as Pb)	≤ 10 ppm

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