Tetrabutylammonium Iodide CAS 311-28-4: Everything You Need to Know About This Compound

January 16, 2025

Abstract

This article provides an in-depth overview of Tetrabutylammonium Iodide, a compound with the CAS number 311-28-4. It delves into its chemical properties, synthesis methods, applications, safety considerations, and environmental impact. By exploring these aspects, the article aims to offer a comprehensive understanding of this compound, its uses, and its significance in various fields.

Introduction to Tetrabutylammonium Iodide

Tetrabutylammonium Iodide, with the chemical formula (C4H9)4NI, is a quaternary ammonium salt commonly used in various industrial applications. It is a colorless solid that is highly soluble in organic solvents but sparingly soluble in water. This compound is widely recognized by its CAS number 311-28-4 and is often used as a reagent in organic synthesis, as a phase transfer catalyst, and in the formulation of certain pharmaceuticals.

Chemical Properties

Tetrabutylammonium Iodide is a quaternary ammonium salt, which means it contains four alkyl groups attached to a nitrogen atom. The alkyl groups in this compound are butyl groups, which consist of four carbon atoms. The iodide ion (I-) is attached to the nitrogen atom, making it an ionic compound. The presence of the iodide ion gives the compound its characteristic properties, such as its solubility in organic solvents and its ability to participate in various chemical reactions.

Synthesis Methods

The synthesis of Tetrabutylammonium Iodide can be achieved through several methods. One common approach involves the reaction of butyl iodide with ammonia or an amine. This reaction typically requires a catalyst, such as a strong acid or a base, to facilitate the formation of the quaternary ammonium salt. Another method involves the reaction of butyl alcohol with sodium iodide in the presence of a base, which converts the alcohol into the corresponding alkyl iodide and then reacts with ammonia to form the desired compound.

Applications

Tetrabutylammonium Iodide finds applications in various fields due to its unique chemical properties. In organic synthesis, it is used as a phase transfer catalyst, which helps in the transfer of reactants between different phases, such as water and organic solvents. This property makes it particularly useful in the synthesis of complex organic molecules. Additionally, it is used in the formulation of certain pharmaceuticals, where it acts as a stabilizer or a preservative.

Safety Considerations

While Tetrabutylammonium Iodide is a useful compound, it is important to consider its safety profile. The compound is considered hazardous due to its potential to cause irritation to the skin, eyes, and respiratory system. It is also flammable and should be handled with care. Proper safety measures, such as wearing protective gloves and goggles, and ensuring good ventilation, are essential when working with this compound.

Environmental Impact

The environmental impact of Tetrabutylammonium Iodide is a concern due to its potential to contaminate water sources. The compound is not biodegradable and can persist in the environment for an extended period. Therefore, it is crucial to handle and dispose of this compound properly to minimize its impact on the environment. Regulatory agencies often impose strict guidelines on the use and disposal of such compounds to protect the environment.

Conclusion

In conclusion, Tetrabutylammonium Iodide, with the CAS number 311-28-4, is a versatile compound with a wide range of applications. Its chemical properties, synthesis methods, and safety considerations are crucial aspects to understand when working with this compound. While it offers numerous benefits in various industries, it is essential to handle it with care and adhere to proper safety and environmental guidelines to ensure its responsible use.

Keywords: Tetrabutylammonium Iodide, CAS 311-28-4, quaternary ammonium salt, synthesis, applications, safety, environmental impact

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