This article provides an in-depth overview of 3-Diethylaminophenol, a chemical compound with the CAS number 91-68-9. It covers its physical and chemical properties, synthesis methods, applications, safety and health considerations, environmental impact, and regulatory status. By exploring these aspects, the article aims to offer a comprehensive understanding of this chemical and its significance in various industries.
3-Diethylaminophenol, also known as diethyl-4-aminophenol, is a chemical compound that belongs to the class of aminophenols. It is a white to pale yellow crystalline solid with a melting point of approximately 88-90°C. This compound is widely used in the synthesis of dyes, pharmaceuticals, and other organic compounds. In this article, we will delve into the various aspects of 3-Diethylaminophenol, including its physical and chemical properties, synthesis methods, applications, safety and health considerations, environmental impact, and regulatory status.
3-Diethylaminophenol has a molecular formula of C8H11NO and a molecular weight of 137.18 g/mol. It is a solid at room temperature and has a melting point ranging from 88-90°C. The compound is slightly soluble in water and more soluble in organic solvents such as ethanol, acetone, and chloroform. It is also hygroscopic, meaning it absorbs moisture from the air. The chemical structure of 3-Diethylaminophenol consists of a phenol ring with a diethylamine group attached to it.
The synthesis of 3-Diethylaminophenol can be achieved through various methods, including the reaction of 4-aminophenol with diethylchloride in the presence of a base, such as sodium hydroxide or potassium hydroxide. Another method involves the reaction of 4-aminophenol with diethylamine in the presence of a catalyst, such as aluminum chloride or zinc chloride. These reactions typically require heating and are carried out under anhydrous conditions to prevent the formation of by-products.
3-Diethylaminophenol finds extensive use in the synthesis of dyes, particularly in the production of azo dyes. It is also used in the pharmaceutical industry for the synthesis of various drugs, including analgesics, antipyretics, and cardiovascular agents. Additionally, this compound is employed in the production of agrochemicals, such as herbicides and fungicides, and in the formulation of cosmetics and personal care products.
3-Diethylaminophenol is considered a hazardous substance due to its potential to cause irritation to the skin, eyes, and respiratory system. Exposure to high concentrations of the compound can lead to more severe health effects, including liver and kidney damage. It is important to handle this chemical with appropriate safety measures, such as wearing protective clothing, gloves, and respiratory protection. In case of accidental exposure, immediate medical attention should be sought.
The environmental impact of 3-Diethylaminophenol is primarily associated with its potential to contaminate water sources. The compound is moderately persistent in the environment and can accumulate in aquatic organisms. Therefore, proper waste management and treatment are crucial to minimize its environmental impact. It is also important to consider the potential for bioaccumulation and biomagnification in the food chain.
3-Diethylaminophenol is subject to various regulations and guidelines, depending on the country and the specific application. In many countries, it is classified as a hazardous chemical and is subject to strict handling, storage, and disposal regulations. The European Union has also included it in the list of substances of very high concern (SVHC) under the REACH regulation, which requires additional safety assessments and authorization for use.
In conclusion, 3-Diethylaminophenol CAS 91-68-9 is a versatile chemical compound with a wide range of applications in various industries. Understanding its physical and chemical properties, synthesis methods, applications, safety and health considerations, environmental impact, and regulatory status is crucial for its safe and responsible use. By adhering to proper handling and disposal practices, the potential risks associated with this compound can be minimized, ensuring its continued use in the production of valuable products.
Keywords: 3-Diethylaminophenol, CAS 91-68-9, aminophenol, synthesis, applications, safety, environmental impact, regulatory status
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