Description

Lithium (Fluorosulfonyl)(trifluoromethanesulfonyl)imide (CAS: 192998-62-2) is a high-purity lithium salt widely used in advanced electrochemical applications. With the molecular formula CF₄LiNO₄S₂, this compound serves as a key electrolyte additive for lithium-ion batteries, enhancing ionic conductivity and thermal stability. Its unique fluorosulfonyl and trifluoromethanesulfonyl groups contribute to superior electrochemical performance, making it ideal for high-voltage battery systems. This product is rigorously tested for purity (>99%) and moisture content (<50 ppm) to ensure optimal performance in research and industrial settings. Suitable for use in organic solvents such as EC/DMC, DME, and PC, it is a critical component for next-generation energy storage solutions.

Properties

• CAS Number: 192998-62-2
• Complexity: 343
• IUPAC Name: lithium;fluorosulfonyl(trifluoromethylsulfonyl)azanide
• InChI: InChI=1S/CF4NO4S2.Li/c2-1(3,4)11(7,8)6-12(5,9)10;/q-1;+1
• InChI Key: ZIRAMZRKLHPLPK-UHFFFAOYSA-N
• Exact Mass: 236.93649091
• Molecular Formula: CF4LiNO4S2
• Molecular Weight: 237.1
• SMILES: [Li+].C(F)(F)(F)S(=O)(=O)[N-]S(=O)(=O)F
• Topological: 86
• Monoisotopic Mass: 236.93649091
• Synonyms: Lithium (Fluorosulfonyl)(trifluoromethanesulfonyl)imide, 192998-62-2, 834-430-2, lithium;fluorosulfonyl(trifluoromethylsulfonyl)azanide, MFCD30725760, Sulfamoyl fluoride, [(trifluoromethyl)sulfonyl]-, lithium salt, BS-52423, SY234918, L0295, T72009, lithium N-fluorosulfonyl-trifluoromethansulfonylamide, Lithium(Fluorosulfonyl)(trifluoromethanesulfonyl)imide, Lithium (Fluorosulfonyl)[(trifluoromethyl)sulfonyl]amide

Lithium (Fluorosulfonyl)(trifluoromethanesulfonyl)imide is primarily used as an electrolyte additive in high-performance lithium-ion batteries, improving cycle life and safety. It enhances the stability of the solid-electrolyte interphase (SEI) layer, particularly in high-voltage applications. Researchers also employ it in supercapacitors and other energy storage devices requiring high ionic conductivity. Its compatibility with fluorinated solvents makes it valuable for specialized electrochemical studies.

Safety and Hazards

GHS Hazard Statements

• H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H318 (100%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

Precautionary Statements

• P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P405, and P501

Hazard Classes and Categories

• Skin Corr. 1B (100%)
• Eye Dam. 1 (100%)

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