Dioctyldimethylammonium bromide CAS NO 3026-69-5 At Low Price

. Chemical Structure and Identity:

Dioctyldimethylammonium bromide, with the chemical formula C16H34BrN, is a quaternary ammonium compound. It is characterized by the presence of two long hydrocarbon chains (octyl groups) attached to a central nitrogen atom, along with two methyl groups and a bromide ion.

2. Synthesis and Production:

Dioctyldimethylammonium bromide can be synthesized through the quaternization reaction between dimethyloctylamine and bromoalkanes, followed by purification steps to isolate the desired product. Alternatively, it can be prepared by reacting octyltrimethylammonium bromide with 1-bromooctane.

3. Physical Properties:

• Appearance: Dioctyldimethylammonium bromide is commonly found as a white to off-white crystalline solid or powder.
• Melting Point: It has a melting point typically between 120°C to 130°C.
• Solubility: It is sparingly soluble in water but soluble in polar organic solvents such as ethanol, methanol, and acetone.

4. Applications and Uses:

Dioctyldimethylammonium bromide finds application in various fields, including pharmaceuticals, personal care products, and industrial processes. Some of its uses include:

• Antimicrobial Agent: It serves as a cationic surfactant with antimicrobial properties, making it useful in the formulation of disinfectants, sanitizers, and preservatives for use in healthcare settings, personal care products, and industrial processes.
• Phase Transfer Catalyst: Dioctyldimethylammonium bromide is utilized as a phase transfer catalyst in organic synthesis reactions to facilitate the transfer of reactants between immiscible phases, thereby increasing reaction rates and yields.
• Emulsifier and Surfactant: It functions as an emulsifying agent and surfactant in formulations such as creams, lotions, and hair care products, helping to stabilize emulsions and improve the spreadability and texture of the final product.

5. Antimicrobial Mechanism:

Dioctyldimethylammonium bromide exerts its antimicrobial activity by disrupting the cell membranes of microorganisms through electrostatic interactions. The positively charged quaternary ammonium groups interact with the negatively charged components of microbial cell membranes, leading to membrane destabilization, leakage of cellular contents, and ultimately cell death.

6. Safety and Handling:

While specific safety data may vary, dioctyldimethylammonium bromide should be handled with care due to its potential irritant and sensitizing properties. It is recommended to use appropriate personal protective equipment, such as gloves and safety goggles, when handling this compound. Additionally, proper ventilation should be ensured to minimize exposure to airborne particles.

7. Environmental Impact:

The environmental impact of dioctyldimethylammonium bromide may depend on factors such as its use, disposal, and potential for release into the environment. As with any chemical compound, it is important to handle and dispose of dioctyldimethylammonium bromide in accordance with relevant regulations to minimize adverse effects on the environment.

8. Regulatory Considerations:

Dioctyldimethylammonium bromide may be subject to regulations and guidelines governing its production, handling, transportation, and use, particularly in pharmaceuticals, personal care products, and industrial applications. Compliance with these regulations is essential to ensure safety, environmental protection, and regulatory compliance.

In summary, dioctyldimethylammonium bromide is a quaternary ammonium compound with diverse applications in antimicrobial agents, phase transfer catalysis, and emulsifiers. Its synthesis, physical properties, uses, antimicrobial mechanism, safety considerations, environmental impact, and regulatory aspects are important factors to consider in its production, handling, and utilization.