Description

Trimethylbutylammonium 1,1,2,2-tetrafluoroethanesulfonate (CAS No. 3032953-04-8) is a high-purity ionic liquid with the molecular formula C₉H₁₉F₄NO₃S. This compound is characterized by its unique combination of a quaternary ammonium cation (butyl(trimethyl)azanium) and a fluorinated sulfonate anion (1,1,2,2-tetrafluoroethanesulfonate), offering exceptional thermal stability, low volatility, and high ionic conductivity. Ideal for advanced electrochemical applications, it serves as a key component in electrolytes for lithium-ion batteries, supercapacitors, and other energy storage systems. Its fluorinated structure enhances hydrophobicity and chemical resistance, making it suitable for harsh environments. Available in rigorously tested batches with ≥98% purity, this ionic liquid is supplied with comprehensive analytical documentation (NMR, HPLC, MS) to ensure reproducibility and performance consistency.

Properties

• CAS Number: 3032953-04-8
• Complexity: 240
• IUPAC Name: butyl(trimethyl)ammonium;1,1,2,2-tetrafluoroethanesulfonate
• InChI: InChI=1S/C7H18N.C2H2F4O3S/c1-5-6-7-8(2,3)4;3-1(4)2(5,6)10(7,8)9/h5-7H2,1-4H3;1H,(H,7,8,9)/q+1;/p-1
• InChI Key: VZQMUYQUMBXHRL-UHFFFAOYSA-M
• Exact Mass: 297.10217729
• Molecular Formula: C9H19F4NO3S
• Molecular Weight: 297.31
• SMILES: CCCC[N+](C)(C)C.C(C(F)(F)S(=O)(=O)[O-])(F)F
• Topological: 65.6
• Monoisotopic Mass: 297.10217729
• Synonyms: Trimethylbutylammonium 1,1,2,2-tetrafluoroethanesulfonate, SCHEMBL16107569, VZQMUYQUMBXHRL-UHFFFAOYSA-M, MFCD18251321, 3032953-04-8

Application

Trimethylbutylammonium 1,1,2,2-tetrafluoroethanesulfonate is widely used as an electrolyte additive in lithium-ion batteries to improve thermal stability and cycling performance. Its fluorinated sulfonate anion enhances electrochemical stability, making it suitable for high-voltage battery systems. Researchers also employ it as a solvent or catalyst in organic synthesis due to its low nucleophilicity and tunable polarity. Additionally, it finds applications in corrosion inhibition and as a conductive agent in polymer electrolytes.

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