Diethyl Ethoxymethylenemalonate CAS 87-13-8： What You Need to Know About This Compound

Resumen

This article provides an in-depth overview of Diethyl Ethoxymethylenemalonate, a compound with the CAS number 87-13-8. 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 and its significance in various industries.

Introduction to Diethyl Ethoxymethylenemalonate (CAS 87-13-8)

Diethyl Ethoxymethylenemalonate, also known as diethyl malonate ethyl ether, is a chemical compound with the formula (C6H10O4)2. It is a colorless to pale yellow oil that is soluble in organic solvents. This compound is widely used in the synthesis of pharmaceuticals, dyes, and plastics. In this article, we will explore the various aspects of Diethyl Ethoxymethylenemalonate, including its chemical properties, synthesis, applications, safety, and environmental impact.

Chemical Properties of Diethyl Ethoxymethylenemalonate

Diethyl Ethoxymethylenemalonate is a dicarboxylic ester with an ethoxy group attached to the methylene bridge. It has a molecular weight of 186.16 g/mol and a melting point of -15 to -20°C. The compound is highly flammable and should be handled with care. It is also sensitive to moisture and can undergo hydrolysis to form diethyl malonate and ethyl alcohol. The chemical structure of Diethyl Ethoxymethylenemalonate is shown below:

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The compound has a characteristic odor and is known for its sweet taste. However, it is important to note that Diethyl Ethoxymethylenemalonate is toxic and should not be ingested or inhaled.

Synthesis of Diethyl Ethoxymethylenemalonate

The synthesis of Diethyl Ethoxymethylenemalonate involves the reaction of diethyl malonate with ethyl ether in the presence of a catalyst. The reaction can be carried out in an organic solvent such as ethanol or diethyl ether. The overall reaction can be represented as follows:

Diethyl malonate + Ethyl ether → Diethyl Ethoxymethylenemalonate + Ethanol

The reaction conditions, such as temperature and pressure, play a crucial role in the yield and purity of the final product. The synthesis process requires careful control to ensure the desired product is obtained.

Applications of Diethyl Ethoxymethylenemalonate

Diethyl Ethoxymethylenemalonate finds applications in various industries, including pharmaceuticals, dyes, and plastics. In the pharmaceutical industry, it is used as a precursor for the synthesis of esters, ethers, and other organic compounds. It is also used in the production of dyes and pigments, where it acts as a coupling agent. Additionally, Diethyl Ethoxymethylenemalonate is used in the synthesis of plastics, particularly in the production of polyesters.

The compound's versatility makes it a valuable intermediate in the chemical industry. However, its use is limited due to its toxicity and environmental concerns.

Consideraciones de seguridad

Diethyl Ethoxymethylenemalonate is a hazardous compound that requires proper handling and storage. It is classified as a toxic substance and can cause severe health issues upon exposure. The compound is harmful if inhaled, ingested, or absorbed through the skin. Therefore, it is essential to use appropriate personal protective equipment (PPE) when working with this compound.

In addition to the health risks, Diethyl Ethoxymethylenemalonate is also flammable and can pose a fire hazard. It should be stored in a cool, dry place away from incompatible materials and sources of ignition.

Impacto medioambiental

The environmental impact of Diethyl Ethoxymethylenemalonate is a significant concern. The compound is persistent in the environment and can accumulate in aquatic ecosystems. It is also toxic to aquatic organisms and can disrupt the balance of aquatic ecosystems. The release of Diethyl Ethoxymethylenemalonate into the environment should be minimized to prevent adverse effects on wildlife and ecosystems.

In conclusion, while Diethyl Ethoxymethylenemalonate has various applications, its environmental impact and toxicity necessitate careful handling and disposal. Efforts should be made to develop alternative compounds with lower environmental and health risks.

Resumen

Diethyl Ethoxymethylenemalonate, with the CAS number 87-13-8, is a versatile compound with applications in the pharmaceutical, dye, and plastic industries. However, its chemical properties, synthesis methods, and environmental impact raise concerns regarding its safety and sustainability. This article has provided an overview of the various aspects of Diethyl Ethoxymethylenemalonate, emphasizing the need for careful handling and disposal to mitigate its potential risks.

Keywords: Diethyl Ethoxymethylenemalonate, CAS 87-13-8, chemical properties, synthesis, applications, safety, environmental impact