Ethylene glycol diacetate, also known by its CAS number 111-55-7 and commonly abbreviated as EGDA, is an organic compound with a chemical formula of C6H10O4. It is a colorless to pale yellow liquid that possesses a characteristic odor reminiscent of acetate esters. This versatile chemical finds extensive use in numerous industries due to its unique properties and low toxicity.
Chemical Structure and Properties of EGDA
Diacetat d'etilenglicol is derived from the reaction between ethylene glycol and acetic acid. This chemical reaction results in the formation of an acetate ester, which exhibits specific physical and chemical properties. With a molecular weight of 146.14, EGDA has a melting point of -31°C and a boiling point ranging from 186-191°C. Its density is approximately 1.1063 g/mL at 20°C, and it has a refractive index of 1.4159. EGDA is also characterized by its flash point of 82°C and its ability to mix with ethanol, ethers, and benzene, as well as its solubility in water.
Industrial Applicationsof EGDA
Solvent Use
One of the primary applications of Diacetat d'etilenglicol is as a solvent. Its effectiveness as a solvent stems from its ability to dissolve a wide range of organic compounds. In the paint, ink, coating, and varnish industries, EGDA serves as a volatile solvent, aiding in the formulation of these products. Its low volatility and toxicity make it a preferred choice over more harmful solvents in many industrial applications.
Organic Synthesis
In the realm of chemical synthesis, Diacetat d'etilenglicol plays a crucial role. It can be used as a reaction solvent and as a donor of acetate groups in acetylation reactions. EGDA participates in various organic synthesis reactions, including esterification, transesterification, and acetylation. As an intermediate or solvent in organic synthesis, it facilitates the formation and separation of products, enhancing the efficiency of chemical reactions.
Cleaners and Degreasers
Diacetat d'etilenglicol's ability to effectively remove grease and stains makes it a valuable component in cleaners and degreasers. It is widely used in formulations designed to clean metal surfaces, plastics, glass, and ceramics. Its applications extend to the cleaning of automobiles, household items, and industrial equipment. The chemical's solvency properties ensure thorough cleaning without leaving residues or causing damage to the surfaces being treated.
Cosmetics and Personal Care Products
In the cosmetics and personal care industry, Diacetat d'etilenglicol serves as a diluent, thickener, and solvent. It enhances the texture, stability, and spreadability of products, aiding in the uniform dispersion of other ingredients. Its use in these applications ensures that the final products have a smooth, consistent feel and appearance, contributing to their overall quality and user satisfaction.
Other Applications of EGDA
Beyond its primary uses, Diacetat d'etilenglicol finds niche applications in various other fields. For instance, it is used in the manufacture of adhesives and resins, where its solvency properties aid in the formulation and application of these materials. In the agricultural sector, it is employed in the production of pesticides, where its ability to dissolve active ingredients ensures effective delivery and performance.
In the casting industry, EGDA serves as a component in mold release agents, facilitating the smooth release of castings from molds without damaging the surfaces. Its use in this application helps to improve production efficiency and reduce waste.
Safety Considerations of EGDA
Mentre Diacetat d'etilenglicol offers numerous benefits across various industries, it is crucial to handle it with care. At high concentrations or with prolonged exposure, it can pose health risks. Therefore, appropriate safety measures must be taken when working with this chemical.
Personal protective equipment, such as gloves, goggles, and respiratory protection, should be worn to minimize skin contact and inhalation. In case of spills or leaks, immediate action should be taken to isolate the area, cut off potential ignition sources, and use appropriate materials to absorb or neutralize the spilled chemical.
Market Availability and Suppliers of EGDA
Diacetat d'etilenglicol is widely available from various suppliers globally. Manufacturers and distributors offer this chemical in different quantities and purities, catering to the diverse needs of customers across different industries. Prices may vary based on factors such as quantity, purity, and regional supply and demand dynamics.
Companies specializing in the production and distribution of chemical materials often have Diacetat d'etilenglicol as part of their product portfolio. These companies invest in research and development to ensure the consistent quality and performance of their products, adhering to international standards and regulations.
In summary, Diacetat d'etilenglicol (EGDA) is a versatile organic compound with a wide range of applications across various industries. Its use as a solvent, in organic synthesis, in cleaners and degreasers, and in cosmetics and personal care products highlights its importance and versatility. With its low toxicity and effective solvency properties, EGDA offers a safer and more efficient alternative to traditional solvents in many applications.
However, it is essential to handle Diacetat d'etilenglicol with care, adhering to safety guidelines and taking necessary precautions to minimize health risks. As the demand for this chemical continues to grow, suppliers and manufacturers will play a crucial role in ensuring its availability, quality, and compliance with regulatory standards.
In conclusion, Diacetat d'etilenglicol (CAS 111-55-7, EGDA, Ethylene glycol acetate, C6H10O4, glycol diacetate) is a valuable chemical with a diverse range of applications. Its unique properties and benefits make it an indispensable component in numerous industries, contributing to the efficiency, quality, and safety of various products and processes.