Description

3-Methyl-1-Octylimidazolium Bis(Trifluoromethylsulfonyl)Imide is a high-purity ionic liquid belonging to the imidazolium cation family. This compound is valued for its exceptional thermal stability, low viscosity, and wide electrochemical window, making it a superior solvent and electrolyte component. It is primarily utilized by researchers and manufacturers in advanced material science, electrochemistry, and green chemistry applications.

Application

• Electrolyte for Energy Storage: As a key component in electrolytes for lithium-ion batteries, supercapacitors, and dye-sensitized solar cells (DSSCs) due to its high ionic conductivity and stability.
• Green Solvent Medium: Used as a non-volatile, recyclable solvent for catalysis, organic synthesis, and polymerization reactions, replacing traditional volatile organic compounds (VOCs).
• Gas Separation & Capture: Employed in supported ionic liquid membranes (SILMs) for the selective separation of CO2 and other gases from industrial streams.
• Lubricant & Additive: Functions as a high-performance lubricant or anti-wear additive for demanding mechanical and aerospace applications.
• Analytical Chemistry: Serves as a stationary phase modifier in gas chromatography (GC) and capillary electrophoresis for improved separation efficiency.
• Material Processing: Acts as a processing aid or dispersion medium for nanomaterials like carbon nanotubes and graphene.

Basic Information

Product Name	3-Methyl-1-Octylimidazolium Bis(Trifluoromethylsulfonyl)Imide
CAS No.	178631-04-4
Molecular Formula	C15H25F6N3O4S2
Molecular Weight	489.50 g/mol
Synonyms	[MOIM][TFSI]; 1-Octyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide; OMIM TFSI; OMIM NTf2; 1-Methyl-3-octylimidazolium bis(trifluoromethanesulfonyl)imide; 3-Methyl-1-octylimidazolium bis(trifluoromethanesulfonyl)amide; Octylmethylimidazolium Bis(trifluoromethylsulfonyl)imide; C8MIM TFSI
EINECS	Contact for details

Quality Control

Our 3-Methyl-1-Octylimidazolium Bis(Trifluoromethylsulfonyl)Imide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR, HPLC, and Karl Fischer titration, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing exact specifications are available upon request to support your quality assurance protocols.

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 should be handled under a dry atmosphere to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1000 ppm
Halide Content (Cl⁻, Br⁻)	≤ 100 ppm

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