Description

Tributyl(2-Methoxyethyl)Phosphonium Bis(Trifluoromethanesulfonyl)Imide is a high-purity ionic liquid and specialty electrolyte salt, valued for its unique combination of thermal stability and ionic conductivity. This compound is critical for advanced applications requiring non-aqueous, electrochemically stable media with low volatility. It is primarily sought by researchers and manufacturers in the energy storage, electronics, and specialty chemical synthesis sectors for developing next-generation materials.

Application

• Electrolyte Component for Lithium-Ion Batteries: Used as an additive or co-salt in electrolytes to enhance thermal stability, safety, and cycling performance at high voltages.
• Electrochemical Devices: Serves as a conductive component in supercapacitors, dye-sensitized solar cells (DSSCs), and other electrochemical sensors.
• Catalyst and Reaction Medium: Functions as a solvent and catalyst in various organic synthesis reactions, including Friedel-Crafts alkylation and Diels-Alder reactions.
• Lubricant and Additive: Employed as a high-performance lubricant or anti-wear additive due to its ionic liquid properties and stability.
• Gas Separation Membranes: Incorporated into polymer membranes to improve selectivity and permeability for CO2 capture and separation processes.
• Antistatic Agent: Used in coatings and polymers to provide durable antistatic properties.

Basic Information

Product Name	Tributyl(2-Methoxyethyl)Phosphonium Bis(Trifluoromethanesulfonyl)Imide
CAS No.	959698-44-3
Molecular Formula	C19H38F6NO5PS2
Molecular Weight	577.57 g/mol
Synonyms	Tributyl(2-methoxyethyl)phosphonium bis(trifluoromethylsulfonyl)imide; [P2,2,2,2O1][TFSI]; Tributyl(2-methoxyethyl)phosphonium TFSI; Tributyl(methoxyethyl)phosphonium bis(trifluoromethanesulfonyl)amide; Phospholium TFSI salt; Ionic Liquid [P2,2,2,2O1][NTf2]; TBMOEP TFSI; 959698-44-3
EINECS	Contact for details

Quality Control

Our Tributyl(2-Methoxyethyl)Phosphonium Bis(Trifluoromethanesulfonyl)Imide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including NMR, HPLC, and Karl Fischer titration, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research or 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 material is hygroscopic (moisture-sensitive) and should be handled under a dry inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from strong bases and fluorides.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Halide Content (as Cl)	≤ 50 ppm
Density (at 20°C)	~1.4 g/cm³

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