Description

Trihexyltetradecylphosphonium bis(fluorosulfonyl)imide (CAS No. 2253165-55-6) is a high-purity phosphonium-based ionic liquid with the molecular formula C₃₂H₆₈F₂NO₄PS₂. This compound, also known by its IUPAC name bis(fluorosulfonyl)azanide;trihexyl(tetradecyl)phosphanium, is a thermally stable and non-flammable material, making it ideal for advanced electrochemical applications. Its unique chemical structure provides excellent ionic conductivity, low volatility, and a wide electrochemical window, which is critical for energy storage systems such as lithium-ion batteries and supercapacitors. Suitable for researchers and scientists, this ionic liquid is rigorously tested for purity and performance, ensuring reliable results in cutting-edge applications.

Properties

• CAS Number: 2253165-55-6
• Complexity: 550
• IUPAC Name: bis(fluorosulfonyl)azanide;trihexyl(tetradecyl)phosphonium
• InChI: InChI=1S/C32H68P.F2NO4S2/c1-5-9-13-17-18-19-20-21-22-23-24-28-32-33(29-25-14-10-6-2,30-26-15-11-7-3)31-27-16-12-8-4;1-8(4,5)3-9(2,6)7/h5-32H2,1-4H3;/q+1;-1
• InChI Key: MIWGSXCOFXJNEJ-UHFFFAOYSA-N
• Exact Mass: 663.42954532
• Molecular Formula: C32H68F2NO4PS2
• Molecular Weight: 664.0
• SMILES: CCCCCCCCCCCCCC[P+](CCCCCC)(CCCCCC)CCCCCC.[N-](S(=O)(=O)F)S(=O)(=O)F
• Topological: 86
• Monoisotopic Mass: 663.42954532
• Synonyms: 2253165-55-6, Trihexyltetradecylphosphonium bis(fluorosulfonyl)imide

Application

Trihexyltetradecylphosphonium bis(fluorosulfonyl)imide is widely used as an electrolyte additive in high-performance lithium-ion batteries due to its superior thermal and electrochemical stability. It also serves as a key component in ionic liquid-based electrolytes for supercapacitors, enhancing energy density and cycle life. Additionally, this compound finds applications in electrodeposition processes and as a solvent or catalyst in organic synthesis, where its low volatility and high thermal resistance are advantageous.

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