Description

Tetrabutylammonium Bis(trifluoromethanesulfonyl)imide is a high-purity ionic liquid and phase-transfer catalyst (PTC) of significant commercial importance. Its unique combination of a tetrabutylammonium cation and a bis(trifluoromethanesulfonyl)imide anion provides exceptional thermal stability, low viscosity, and high electrochemical window. This compound is essential for researchers and manufacturers in the fields of advanced battery electrolytes, organic synthesis, and specialty chemical production.

Application

• Electrolyte Additive for Lithium-Ion Batteries: Used to enhance ionic conductivity, thermal stability, and safety in high-performance battery formulations.
• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, crucial for alkylation, esterification, and polymerization processes.
• Ionic Liquid Solvent/Medium: Serves as a green, non-volatile solvent for organic synthesis, catalysis, and electrochemical applications.
• Electroplating & Metal Finishing: Employed in electrodeposition baths for metals and alloys, offering improved throwing power and deposit quality.
• Analytical Chemistry Reagent: Utilized as a mobile phase modifier in chromatography and as an ion-pairing agent.
• Polymer & Material Science: Acts as a component in polymer electrolytes, conductive films, and other advanced functional materials.

Basic Information

Product Name	Tetrabutylammonium Bis(trifluoromethanesulfonyl)imide
CAS No.	210230-40-3
Molecular Formula	C18H36F6N2O4S2
Molecular Weight	546.60 g/mol
Synonyms	TBA-TFSI; Tetrabutylammonium Bis(trifluoromethylsulfonyl)imide; Tetra-n-butylammonium Bis(trifluoromethanesulfonyl)imide; TBATFSI; N,N,N-Tributyl-1-butanaminium 1,1,1-trifluoro-N-[(trifluoromethyl)sulfonyl]methanesulfonamide; Tetrabutylammonium Bis(trifluoromethanesulfonyl)amide; TBA NTf2; Tetrabutylammonium Triflimide
EINECS	Contact for details

Quality Control

Our Tetrabutylammonium Bis(trifluoromethanesulfonyl)imide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area 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 to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Halide Content (as Cl)	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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