CAS · 2969-81-5
Product Overview
Ethyl 4-bromobutyrate is a high-purity pharmaceutical-intermediates supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance | Colorless to pale yellow clear liquid |
|---|---|
| Assay | 98% min |
| Water | 0.5% max |
Applications
Ethyl 4-bromobutyrate is widely used as an intermediate in organic synthesis, pharmaceutical development, and fine chemical production. It serves as a versatile building block in the synthesis of gamma-butyrolactones, pyrrolidines, and other heterocyclic compounds. In medicinal chemistry, it is applied in the preparation of drug candidates, including analogs targeting central nervous system disorders, antiviral compounds, and enzyme inhibitors. The compound is also used in agrochemical synthesis for the production of herbicides, pesticides, and related functionalized molecules. In laboratory research, it functions as an alkylating agent and a reactive substrate for nucleophilic substitution reactions, facilitating the construction of complex molecular architectures. Its ester functionality combined with the bromide leaving group makes it particularly useful for stepwise transformations in multi-step synthetic routes.
Benefits
Ethyl 4-bromobutyrate provides several advantages that support its widespread use in synthesis. Its reactivity as a bromoester enables efficient nucleophilic substitution, cyclization, and condensation reactions, allowing the rapid formation of diverse chemical scaffolds. The compound is relatively stable under standard storage conditions, ensuring consistent performance in multi-step synthetic procedures. Its liquid form and good solubility in organic solvents make it easy to handle and integrate into reaction systems. Additionally, its dual functionality-an ester group and a reactive bromide-offers flexibility for sequential chemical modifications, reducing the need for additional protective group strategies. These properties make it a practical and efficient intermediate for pharmaceutical, agrochemical, and fine chemical synthesis.
Conclusion
Ethyl 4-bromobutyrate is a versatile and reactive intermediate widely used in organic synthesis, pharmaceutical development, and agrochemical production. Its dual functional groups and predictable reactivity facilitate a range of nucleophilic and cyclization reactions, supporting efficient construction of complex molecules. The compound's stability, solubility, and synthetic flexibility make it an important building block in research and industrial applications, enabling the development of pharmaceuticals, heterocycles, and other functionalized chemicals.
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