Description

Ethyl 2-Bromo-3-oxobutanoate is a versatile brominated ketoester building block, essential for advanced organic synthesis. Its reactive bromine and carbonyl groups make it a critical intermediate for constructing complex molecular architectures with high precision. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications in heterocyclic synthesis and active pharmaceutical ingredient (API) development.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various heterocyclic compounds, including pyrazoles and isoxazoles, which are core structures in many active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging its reactivity to introduce functional complexity.
• Chemical Research & Development: Serves as a fundamental building block in academic and industrial labs for exploring new carbon-carbon and carbon-heteroatom bond-forming reactions.
• Material Science Precursor: Employed in the synthesis of specialized monomers or ligands for advanced polymeric materials and catalysts.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis projects requiring specific, high-purity bromo-ketone functionalities.

Basic Information

Product Name	Ethyl 2-Bromo-3-oxobutanoate
CAS No.	84911-18-2
Molecular Formula	C6H9BrO3
Molecular Weight	209.04 g/mol
Synonyms	Ethyl 2-bromoacetoacetate; 2-Bromo-3-oxobutanoic acid ethyl ester; Ethyl α-bromoacetoacetate; Acetoacetic acid, 2-bromo-, ethyl ester; Ethyl bromoacetoacetate; 84911-18-2; Ethyl 2-bromo-3-oxobutyrate
EINECS	Contact for details

Quality Control

Our Ethyl 2-Bromo-3-oxobutanoate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation. Keep away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.