Description

1‐Ethylimidazolium Trifluoromethanesulfonate is a high-purity ionic liquid, also known as 1-Ethyl-3-methylimidazolium triflate, with CAS number 501693-46-5. This compound serves as a versatile and efficient catalyst and solvent in advanced organic synthesis and materials science. It is essential for researchers and manufacturers in the pharmaceutical, electrochemistry, and specialty chemical sectors seeking non-volatile, thermally stable reaction media.

Application

• Green Solvent & Catalyst: Used as a recyclable solvent and catalyst in various organic transformations, including Friedel-Crafts alkylation and Diels-Alder reactions.
• Electrolyte Component: Employed in electrochemical devices such as lithium-ion batteries, supercapacitors, and dye-sensitized solar cells due to its high ionic conductivity and wide electrochemical window.
• Polymer Synthesis: Acts as a solvent and catalyst in polymerization processes, including the synthesis of conductive polymers and polyesters.
• Separation Technology: Utilized in gas separation membranes and liquid-liquid extraction processes for its selective solvation properties.
• Pharmaceutical Intermediates: Facilitates the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs) under mild conditions.
• Material Science: Serves as a templating agent or reaction medium in the fabrication of nanomaterials, metal-organic frameworks (MOFs), and advanced composites.

Basic Information

Product Name	1‐Ethylimidazolium Trifluoromethanesulfonate
CAS No.	501693-46-5
Molecular Formula	C7H11F3N2O3S
Molecular Weight	260.24 g/mol
Synonyms	1-Ethyl-3-methylimidazolium trifluoromethanesulfonate; 1-Ethyl-3-methylimidazolium triflate; EMIM Triflate; EMIM OTF; 1-Ethyl-3-methyl-1H-imidazol-3-ium trifluoromethanesulfonate; [EMIM][OTf]; 1-Ethylimidazolium triflate; Ionic Liquid [EMIM][CF3SO3]
EINECS	Contact for details

Quality Control

Our 1‐Ethylimidazolium Trifluoromethanesulfonate is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the specifications required for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be handled under a dry inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Halide Content (Cl⁻)	≤ 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.