1-Methyl-1-propylpyrrolidinium bis(fluorosulfonyl)imide, CAS: 852620-97-4

Key Applications:

Electrochemical Systems

• High‑performance lithium battery electrolytes

Utilized as a low‑viscosity ionic liquid cation paired with FSI⁻ to enhance ionic conductivity, SEI stability, and low‑temperature performance in Li‑ion and Li‑metal cells.

• Dual‑salt and localized high‑concentration electrolytes

Supports advanced electrolyte formulations requiring high oxidative stability and improved interfacial behavior.

• Supercapacitors and hybrid capacitors

Provides fast ion transport and stable cycling under wide voltage windows.

Electrodeposition and Surface Engineering

• Metal deposition media

Enables controlled electrodeposition of reactive or air‑sensitive metals (e.g., Al, Mg) due to its wide electrochemical window and thermal stability.

• Corrosion‑resistant coatings

Serves as a non‑volatile, thermally robust medium for uniform metal film formation.

Advanced Materials Processing

• Nanomaterials synthesis

Functions as a tunable, non‑volatile solvent for producing nanoparticles, nanowires, and functional inorganic materials.

• Polymer electrolyte systems

Incorporated into polymer matrices to improve ionic transport and mechanical flexibility.

Catalysis and Chemical Transformations

• Lewis‑acidic or electrochemically active reaction media

Supports catalytic transformations requiring stable, non‑aqueous, ionically conductive environments.

• Fluorosulfonyl‑based reaction systems

Compatible with FSI‑driven activation pathways and electrochemical synthesis.

Thermal and Process Fluids

• Heat‑transfer and thermal‑management applications

Beneficial where low vapor pressure, high thermal stability, and non‑flammability are required.

• Antistatic and antisolvent formulations

Used in specialty processing environments where ionic conductivity and chemical inertness are advantageous.

Analytical and Separation Science

• Chromatographic ionic liquid additives

Enhances selectivity and peak resolution in LC and CE methods.

• Electrochemical sensors

Provides stable ionic environments for high‑sensitivity detection platforms.

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