For researchers in chemistry, material science, and related fields, understanding the fundamental properties of chemical compounds is essential for successful experimentation. 1-Hexadecyl-3-methylimidazolium bromide (CAS: 132361-22-9) is a notable ionic liquid with a distinct set of characteristics that make it a valuable subject of study and a useful reagent. As a specialized supplier, we offer this compound to the research community and provide insights into its key attributes.

Key Physicochemical Properties of C16MIMBr

1-Hexadecyl-3-methylimidazolium bromide belongs to the imidazolium class of ionic liquids. Its molecular structure features a long, 16-carbon alkyl chain attached to the imidazolium cation, along with a bromide anion. This structure confers several important properties:

  • Appearance: It typically presents as a white to light yellow powder or crystalline solid.
  • Melting Point: Reported melting points vary, generally falling in the range of 42-68°C. This indicates it is a solid at standard room temperature but can easily be melted for use in liquid applications.
  • Thermal Stability: Like many ionic liquids, it exhibits good thermal stability, with decomposition onset temperatures often reported above 150°C, making it suitable for applications involving moderate heating.
  • Solubility: Its long alkyl chain enhances its solubility in less polar organic solvents compared to shorter-chain imidazolium salts, while still retaining some solubility in polar solvents.
  • Amphiphilic Nature: The combination of a hydrophilic imidazolium head and a hydrophobic hexadecyl tail gives it surfactant-like properties, influencing its behavior at interfaces.

Synthesis and Purity Considerations for Research

The synthesis of 1-hexadecyl-3-methylimidazolium bromide involves the quaternization of N-methylimidazole with 1-bromohexadecane. For research purposes, the purity of the compound is paramount. High-purity samples, typically >97%, ensure reproducible results and prevent interference from impurities in experimental outcomes. Analytical techniques such as NMR, FTIR, and HPLC are used to confirm structure and assess purity. Researchers looking to buy this compound can rely on reputable suppliers who provide detailed Certificates of Analysis (CoA).

Applications in Research and Industry

The unique properties of 1-hexadecyl-3-methylimidazolium bromide make it useful in a variety of research areas, including catalysis, material science (e.g., in polymer synthesis or nanoparticle formation), as an ionic liquid solvent, and in extraction processes. Its amphiphilic nature also suggests potential in surfactant applications or as a component in specialized formulations.

Procurement for Your Research Needs

If you are looking to buy 1-hexadecyl-3-methylimidazolium bromide for your research projects, partnering with a reliable manufacturer and supplier is key. We provide high-quality, well-characterized batches of this ionic liquid, supported by comprehensive technical data. Contact us to learn more about its properties, applications, and to obtain a quote for your laboratory needs.