1-Ethyl-3-methylpyridinium bromide, CAS: 54778-76-6

Key Applications:

Catalysis & Organic Synthesis

• Employed as a reaction medium for nucleophilic substitutions, oxidations, and acid‑catalyzed transformations.
• Enhances selectivity and yield in metal‑catalyzed and organocatalytic systems due to its polarity and low volatility.
• Functions as a phase‑transfer facilitator, improving mass transport in biphasic reactions.

Extraction & Separation Processes

• Used as a task‑specific solvent for liquid–liquid extraction of aromatic compounds, metal ions, and polar organics.
• Supports ion‑exchange and partitioning studies, enabling tunable separation performance through cation–anion pairing.
• Suitable for CO₂ capture and gas–liquid absorption research when paired with functional anions.

Electrochemical Applications

• Serves as a supporting electrolyte in redox studies and electrodeposition experiments.
• Provides a stable ionic environment for conductivity, diffusion, and charge‑transfer investigations.
• Useful in battery and capacitor research as a model pyridinium cation for evaluating ion mobility and interfacial behavior.

Materials Science & Polymer Systems

• Incorporated into polymer electrolytes to enhance ionic conductivity and mechanical flexibility.
• Acts as a structure‑directing agent in templated materials, including porous silicas and hybrid composites.
• Supports nanomaterial dispersion and stabilization due to strong ionic interactions.

Spectroscopy & Mechanistic Studies

• Used as a non‑volatile, tunable solvent for NMR, IR, and UV–Vis investigations.
• Enables kinetic and thermodynamic studies of solvation, ion pairing, and reaction pathways.
• Provides a controlled medium for computational–experimental correlation in ionic liquid modeling.

Please contact us if you want to learn more or need assistance with your order.