| Specification | Value |
| Chemical Name | Octadecyl Dimethyl Benzyl Ammonium Chloride |
| CAS No. | 121-54-0 |
| Molecular Formula | C27H48ClN |
| Molecular Weight | 443.16 g/mol |
| Appearance | White to light yellow solid or flakes |
| Solubility | Soluble in water, ethanol, and other polar solvents; insoluble in non-polar solvents |
| Active Substance Content | ≥95% |
| pH (1% solution) | 6.0 - 8.0 |
| Decomposition Temperature | >300°C |
| Storage Conditions | Store in a cool, dry place. Avoid direct sunlight and high temperatures. |
| Shelf Life | 2 years from the date of manufacture under recommended storage conditions. |


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FAQs of Octadecyl Dimethyl Benzyl Ammonium Chloride
What is Octadecyl Dimethyl Benzyl Ammonium Chloride used for?
Octadecyl Dimethyl Benzyl Ammonium Chloride is primarily used as an antimicrobial agent in various applications including disinfectants, sanitizers, and preservatives. It is effective against a broad spectrum of microorganisms, making it valuable in healthcare, food processing, and industrial settings.
Is Octadecyl Dimethyl Benzyl Ammonium Chloride safe to use?
When used according to guidelines, it is considered safe. However, like many chemicals, it should be handled with care. It can cause skin irritation and eye damage. Appropriate personal protective equipment (PPE) such as gloves and goggles should be worn when handling this substance.
How does Octadecyl Dimethyl Benzyl Ammonium Chloride work?
This compound works by disrupting the cell membranes of microorganisms, leading to their death. Its long hydrocarbon chain allows it to penetrate the lipid bilayer of bacterial cells, causing leakage of cellular contents and ultimately cell lysis.
Can Octadecyl Dimethyl Benzyl Ammonium Chloride be used in food contact surfaces?
Yes, it is often utilized in formulations designed for cleaning and sanitizing food contact surfaces. However, it's important to follow local regulations and ensure that the product is specifically approved for such use and that all residues are properly rinsed off before the surface comes into contact with food.
What are the environmental impacts of using Octadecyl Dimethyl Benzyl Ammonium Chloride?
While it is biodegradable, excessive use can still have negative environmental impacts, especially on aquatic ecosystems. Proper disposal methods should be followed to minimize its release into the environment. It is advisable to consult local environmental guidelines for the correct disposal of products containing this compound.