Description

n-Methyl-Bis(Trifluoromethanesulfonimide) is a high-purity, specialized lithium salt electrolyte additive. This compound is valued for its role in enhancing the ionic conductivity and electrochemical stability of advanced battery systems. It is primarily sought by manufacturers and R&D teams in the energy storage, lithium-ion battery, and specialty chemical sectors for developing next-generation high-voltage and high-performance electrolytes.

Application

• Lithium-Ion Battery Electrolyte Additive: Used to improve cycle life and thermal stability in high-voltage cathode applications.
• Solid-State Electrolyte Development: Serves as a key component or precursor in the formulation of polymer and ceramic solid electrolytes.
• Supercapacitor Electrolytes: Enhances conductivity and operating voltage window in advanced capacitor systems.
• Electrochemical Research: Employed in academic and industrial R&D for studying novel energy storage mechanisms and materials.
• Specialty Ionic Liquids: Acts as a building block for synthesizing tailored ionic liquids with specific electrochemical properties.
• Lithium Metal Battery Prototypes: Investigated for use in electrolytes designed to stabilize the lithium metal anode interface.

Basic Information

Product Name	n-Methyl-Bis(Trifluoromethanesulfonimide)
CAS No.	537031-78-0
Molecular Formula	C3H4F6LiNO4S2
Molecular Weight	291.09 g/mol
Synonyms	Lithium Methyl(trifluoromethanesulfonyl)imide; Lithium (Methylsulfonyl)(trifluoromethanesulfonyl)imide; LiMTFSI; Methyl Lithium Bis(trifluoromethanesulfonyl)imide; N-Methyl Lithium Bis(trifluoromethanesulfonimide); Li[N(SO2CF3)(SO2CH3)]; Lithium N-Methyl-N-(trifluoromethanesulfonyl)trifluoromethanesulfonamide
EINECS	Contact for details

Quality Control

Our n-Methyl-Bis(Trifluoromethanesulfonimide) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for electrochemical and energy storage applications. Certificates of Analysis (COA) detailing purity, moisture content, and key impurity profiles are provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 99.0%
Water Content (KF)	≤ 200 ppm
Chloride (Cl⁻)	≤ 50 ppm
Sulfate (SO₄²⁻)	≤ 50 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.