1-Hexyl-3-methylimidazolium triflate, CAS: 460345-16-8

Key Applications:

1. High‑Temperature & Non‑Aqueous Electrolytes

• Serves as a thermally stable ionic liquid electrolyte for supercapacitors, lithium‑free systems, and high‑voltage electrochemical devices.
• The triflate anion provides low viscosity, high ionic conductivity, and excellent oxidative stability, enabling operation in demanding environments.

2. Catalysis & Reaction Media

• Functions as a non‑volatile, recyclable solvent for acid‑catalyzed transformations, including:
  • Esterifications
  • Alkylations
  • Friedel–Crafts reactions
• The OTf⁻ anion imparts weakly coordinating behavior, supporting high selectivity and improved reaction rates.

3. Separation Science & Extraction

• Used in liquid–liquid extraction and supported ionic liquid phases (SILPs) for:
  • Metal ion separations
  • Biomolecule fractionation
  • Organic purification workflows
• The C6 alkyl chain enhances hydrophobicity, enabling tunable partitioning behavior.

4. Spectroscopy & Analytical Chemistry

• Employed as a matrix or solvent in:
  • NMR studies of ionic liquid microenvironments
  • Vibrational spectroscopy of ion–ion interactions
• Its chemical stability and low vapor pressure make it ideal for controlled analytical conditions.

5. Materials Processing & Polymer Engineering

• Acts as a plasticizer, ionic dopant, or processing aid in:
  • Conductive polymers
  • Ionogels
  • Membrane materials
• Enhances ionic mobility, mechanical flexibility, and thermal stability.

6. Green Chemistry & Sustainable Processing

• Supports solvent replacement strategies due to:
  • Non‑flammability
  • Low volatility
  • Recyclability
• Enables greener workflows in academic and industrial R&D.

7. Antistatic & Surface Modification Applications

• Used in surface treatments where ionic liquids impart:
  • Antistatic behavior
  • Tunable surface energy
  • Enhanced wetting or adhesion properties

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