Description

1-Ethyl-2,3-Dimethylimidazolium Tosylate [Edimim] [Tos] is a high-purity ionic liquid belonging to the imidazolium salt family. This compound is valued for its excellent thermal stability and tunable physicochemical properties, making it a versatile component in advanced material synthesis and electrochemical applications. It is primarily sought after by researchers and industrial chemists working in the fields of green chemistry, catalysis, and energy storage. The CAS number for this material is 783321-71-1.

Application

• Electrolyte Component for advanced batteries, supercapacitors, and dye-sensitized solar cells (DSSCs).
• Green Solvent & Reaction Medium for organic synthesis and catalysis, offering an alternative to volatile organic compounds (VOCs).
• Catalyst or Co-catalyst in various chemical transformations, including polymerization and alkylation reactions.
• Functional Material Precursor for the synthesis of conductive polymers, membranes, and other advanced materials.
• Analytical Chemistry as a stationary phase modifier in chromatography or as a matrix additive in mass spectrometry.
• Gas Separation & Capture in supported ionic liquid membranes for CO2 absorption and separation processes.

Basic Information

Product Name	1-Ethyl-2,3-Dimethylimidazolium Tosylate
CAS No.	783321-71-1
Molecular Formula	C14H20N2O3S
Molecular Weight	296.39 g/mol
Synonyms	Edimim Tos; 1-Ethyl-2,3-dimethylimidazolium p-toluenesulfonate; 1-Ethyl-2,3-dimethyl-1H-imidazol-3-ium 4-methylbenzenesulfonate; [EDMIM][OTs]; 1-Ethyl-2,3-dimethylimidazolium tosylate; Ionic Liquid [EDMIM][TOS]; 2,3-Dimethyl-1-ethylimidazolium Tosylate
EINECS	Contact for details

Quality Control

Our 1-Ethyl-2,3-Dimethylimidazolium Tosylate 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. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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 material is hygroscopic (moisture-sensitive) and should be handled under a dry atmosphere to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5% w/w
Halide Content (as 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.