Description

1-Butyl-3-Methylimidazolium Trifluoromethanesulfonate is a high-purity ionic liquid belonging to the imidazolium cation family, valued for its excellent thermal stability and low vapor pressure. This compound serves as a versatile and environmentally friendlier alternative to conventional volatile organic solvents in demanding chemical processes. It is primarily sought by researchers and manufacturers in the fields of electrochemistry, catalysis, and green chemistry for applications requiring a stable, conductive, and non-volatile reaction medium.

Application

• Electrolyte Component in advanced electrochemical devices such as lithium-ion batteries, supercapacitors, and dye-sensitized solar cells (DSSCs).
• Green Solvent & Reaction Medium for catalysis, organic synthesis, and polymerization, offering advantages in separation and recyclability.
• Catalyst & Co-catalyst in various organic transformations, including Friedel-Crafts alkylation and Diels-Alder reactions.
• Separation Science as a stationary phase modifier in gas chromatography (GC) or as an extractant in liquid-liquid extraction processes.
• Material Synthesis for the preparation of functional materials, nanoparticles, and polymeric composites.
• Analytical Chemistry as a matrix additive in mass spectrometry or as a medium for spectroscopy.

Basic Information

Product Name	1-Butyl-3-Methylimidazolium Trifluoromethanesulfonate
CAS No.	145022-48-6
Molecular Formula	C9H15F3N2O3S
Molecular Weight	288.29 g/mol
Synonyms	BMIM OTF; BMIM Triflate; 1-Butyl-3-methylimidazolium triflate; [BMIM][OTf]; 1-Butyl-3-methyl-1H-imidazol-3-ium trifluoromethanesulfonate; Ionic Liquid BMIM OTf; 1-n-Butyl-3-methylimidazolium trifluoromethanesulfonate
EINECS	Contact for details

Quality Control

Our 1-Butyl-3-Methylimidazolium Trifluoromethanesulfonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR, HPLC, and Karl Fischer titration, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) 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)	≤ 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.