Description

Methanesulphonyl Trifluorometanesulphonyl Imide, Sodium Salt is a highly specialized fluorinated sulfonimide salt, valued for its role as a precursor to superacid anions. This compound is critical for applications requiring exceptionally strong, non-coordinating anions with high thermal and chemical stability. It is primarily sought by researchers and manufacturers in advanced battery technology, particularly for lithium-ion electrolytes, and in specialized organic synthesis as a catalyst or reagent.

Application

• Lithium-Ion Battery Electrolytes: As a key precursor for lithium bis(trifluoromethanesulfonyl)imide (LiTFSI) analogs and other conductive salts to enhance ionic conductivity and thermal stability.
• Superacid Catalyst Synthesis: Generation of strong, non-coordinating Brønsted or Lewis acid catalysts for demanding organic transformations, including polymerization and Friedel-Crafts reactions.
• Ionic Liquid Production: Serving as a building block for creating novel, task-specific ionic liquids with unique physicochemical properties.
• Polymer Electrolytes: Development of solid polymer electrolytes for next-generation energy storage devices.
• Pharmaceutical & Agrochemical Intermediates: Use in the synthesis of complex molecules where the introduction of a stable, fluorinated sulfonimide group is required.
• Specialty Reagents: Employed in academic and industrial R&D for fluorination reactions and the study of superacid chemistry.

Basic Information

Product Name	Methanesulphonyl Trifluorometanesulphonyl Imide, Sodium Salt
CAS No.	223683-79-2
Molecular Formula	C2H2F3NNaO4S2
Molecular Weight	279.16 g/mol
Synonyms	Sodium Methanesulfonyl(trifluoromethanesulfonyl)imide; Sodium (Methanesulfonyl)(trifluoromethanesulfonyl)amide; Sodium MTFSI; Sodium Methanesulfonyl-triflimide; Sodium (Trifluoromethanesulfonyl)(methanesulfonyl)imide; 1,1,1-Trifluoro-N-(methanesulfonyl)-N-(sodiooxy)methanesulfonamide; Sodium (Trifluoromethylsulfonyl)(methylsulfonyl)imide
EINECS	Contact for details

Quality Control

Our production of Methanesulphonyl Trifluorometanesulphonyl Imide, Sodium Salt adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including NMR, HPLC, and ion chromatography. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment, supporting applications in critical research and development.

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). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Fluoride Ion (IC)	≤ 100 ppm
Sodium Content (AAS)	Conforms to theoretical

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