Ethyl Acetoacetate (EAA), identified by its CAS number 141-97-9, is a fascinating organic compound renowned for its chemical versatility, stemming largely from its keto-enol tautomerism. As a beta-keto ester, it exists in an equilibrium between its keto form (3-oxobutanoate) and its enol form (3-hydroxybut-2-enoate). This dynamic equilibrium is fundamental to its reactivity and its wide range of applications, particularly as a chemical intermediate. Understanding these properties is crucial for chemists and engineers working with EAA.

The keto-enol tautomerism of Ethyl Acetoacetate means it can readily form an enolate anion. This enolate is a potent nucleophile, capable of reacting with a variety of electrophiles. This property underpins its use in classic organic syntheses, such as the acetoacetic ester synthesis, which is analogous to the malonic ester synthesis. Through alkylation of the enolate followed by saponification and decarboxylation, specific substituted ketones can be efficiently prepared. For businesses looking to buy Ethyl Acetoacetate for such synthesis, ensuring consistent enolate formation is key.

Industrially, Ethyl Acetoacetate is primarily synthesized through the reaction of diketene with ethanol. Alternatively, it can be prepared via the Claisen condensation of ethyl acetate in the presence of a strong base like sodium ethoxide. These synthesis routes are well-established, and as a leading manufacturer of EAA in China, we employ optimized processes to ensure high purity and yield. Our commitment to quality means that whether you require EAA for pharmaceutical synthesis, food flavoring, or industrial dyes, you can expect a product that meets exacting specifications.

The applications of EAA are a testament to its chemical adaptability. In the pharmaceutical realm, it serves as an intermediate for analgesics, antibiotics, and antimalarial drugs. The food industry benefits from its fruity aroma for flavor creation. Industrially, it is used in the production of paints, lacquers, inks, and as a co-promoter in unsaturated polyester resins. The consistent demand across these sectors highlights the importance of a reliable supplier who can offer competitive price points and stable availability.

As your trusted Chinese manufacturer and supplier of Ethyl Acetoacetate (CAS 141-97-9), we are dedicated to providing the chemical building blocks your industry needs. We invite you to inquire about our product specifications, availability, and pricing to discover how we can support your synthesis and manufacturing goals. Securing high-quality EAA is the first step towards successful chemical innovation.