Description
Specifications Table
Product Name – Dimethylethylhexadecylammonium bromide, 99%
Quantity/Pack Size – 100GR, 500GR
Form – Solid (Powder/Crystals)
Grade – 99% Pure (Laboratory Grade)
Application – Surfactant, Phase Transfer Catalyst, Colloidal Chemistry
Product Overview
Dimethylethylhexadecylammonium bromide is a high-purity (99%) quaternary ammonium compound widely used in laboratory applications requiring precise surfactant properties. This long-chain ammonium salt features a 16-carbon alkyl tail, ensuring strong hydrophobic interactions while maintaining water solubility due to its quaternary nitrogen center. Its molecular structure enables efficient micelle formation, making it valuable in colloidal chemistry, nanoparticle synthesis, and phase transfer catalysis. The compound’s cationic nature allows for electrostatic interactions with anionic species, enhancing its utility in extraction processes and interfacial studies. With a well-defined critical micelle concentration (CMC), it provides reproducible results in emulsification, solubilization, and detergent applications. The 99% purity grade minimizes impurities, ensuring reliable performance in sensitive analytical and synthetic procedures. Its solid form (typically powder or crystals) offers ease of handling and precise dosing for experimental setups. Compatible with a wide range of organic solvents and aqueous systems, this surfactant maintains stability under varying pH conditions, though optimal performance is observed in neutral to slightly alkaline environments. Storage in a cool, dry place preserves its integrity, preventing hygroscopicity-related degradation over time.
FAQs
1. What is the solubility of dimethylethylhexadecylammonium bromide in water?
It is soluble in water due to its quaternary ammonium structure, though solubility may vary with temperature and concentration. Warm water can enhance dissolution for higher concentrations.
2. Can this compound be used as a phase transfer catalyst for organic synthesis?
Yes, its quaternary ammonium structure facilitates the transfer of anionic reactants from aqueous to organic phases, making it effective for phase transfer catalysis in organic synthesis.
3. What are the storage recommendations to maintain its purity?
Store in a tightly sealed container in a cool, dry place, away from moisture and direct sunlight. Avoid exposure to strong oxidizing agents to prevent degradation.
4. Is this surfactant compatible with nonpolar solvents like hexane or toluene?
While primarily water-soluble, it can interact with polar organic solvents like chloroform or dichloromethane. Compatibility with nonpolar solvents is limited unless modified or used in mixed solvent systems.
5. How does the chain length (C16) affect its properties compared to shorter-chain analogs?
The C16 alkyl chain increases hydrophobic interactions, lowering the CMC and enhancing micelle stability. This results in stronger detergent properties and improved performance in emulsification compared to shorter-chain quaternary ammonium compounds.
