Description

n-Ethyl-N,n-Dimethyl-2-Methoxyethylammonium Bis(Trifluoromethylsulfonyl)Imide is a high-purity ionic liquid belonging to the class of quaternary ammonium salts paired with the bis(trifluoromethanesulfonyl)imide anion. This compound is valued for its exceptional electrochemical stability, low viscosity, and high ionic conductivity, making it a critical component in advanced energy storage and conversion systems. It is primarily sought after by researchers and manufacturers in the fields of electrolyte formulation for lithium-ion batteries, supercapacitors, and other electrochemical devices where performance and reliability are paramount.

Application

• Electrolyte Additive/Solvent for Lithium-Ion Batteries: Enhances ionic conductivity, thermal stability, and cycle life of high-voltage battery systems.
• Electrolyte for Electrochemical Double-Layer Capacitors (Supercapacitors): Used to formulate electrolytes that operate over a wide voltage window with high efficiency.
• Component in Ionic Liquid-Based Lubricants: Serves as a high-performance, non-flammable lubricant additive for specialized industrial applications.
• Reaction Medium in Organic Synthesis: Acts as a green solvent or catalyst for various organic transformations, including polymerization and alkylation reactions.
• Gas Separation and Capture Media: Utilized in supported ionic liquid membranes for the selective absorption of gases like CO2.
• Antistatic Agent: Incorporated into polymers and coatings to provide durable static dissipation properties.

Basic Information

Product Name	n-Ethyl-N,n-Dimethyl-2-Methoxyethylammonium Bis(Trifluoromethylsulfonyl)Imide
CAS No.	557788-37-1
Molecular Formula	C11H21F6N2O5S2
Molecular Weight	439.41 g/mol
Synonyms	N-Ethyl-N,N-dimethyl-2-methoxyethanaminium bis(trifluoromethylsulfonyl)imide; [EtMe2MoEt][TFSI]; [N112(2O1)][TFSI]; 2-Methoxy-N-ethyl-N,N-dimethylethanaminium bis(trifluoromethanesulfonyl)amide; Ethyl(2-methoxyethyl)dimethylammonium bis(trifluoromethanesulfonyl)imide; Ionic Liquid [C2mmo2][NTf2]; DEME TFSI; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our n-Ethyl-N,n-Dimethyl-2-Methoxyethylammonium Bis(Trifluoromethylsulfonyl)Imide is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, Karl Fischer titration for water content, and ICP-MS for trace metal analysis, to ensure it meets the exacting standards required for electrochemical applications. A comprehensive Certificate of Analysis (COA) detailing all specifications 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 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.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 99.0%
Water Content (KF)	≤ 100 ppm
Halide Content (Cl⁻, Br⁻)	≤ 10 ppm
Heavy Metals (as Pb)	≤ 5 ppm
Density (at 20°C)	~1.45 g/cm³
Viscosity (at 20°C)	~80 mPa·s

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