Description

Methyl 4-Bromo-3-Oxopentanoate is a versatile brominated ketoester building block of significant importance in advanced organic synthesis. This compound is valued for its bifunctional reactivity, featuring both an electrophilic bromine atom and a nucleophilic carbonyl group, enabling complex molecular transformations. It is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing heterocyclic scaffolds and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly those containing heterocyclic structures.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, leveraging its reactive sites for structural diversification.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex organic molecules via alkylation, condensation, and cyclization reactions.
• Material Science Research: Serves as a monomer or functionalization agent in the development of specialty polymers and advanced materials.
• Chemical Biology Probes: Utilized in the synthesis of molecular probes and labeled compounds for biochemical and diagnostic research.

Basic Information

Product Name	Methyl 4-Bromo-3-Oxopentanoate
CAS No.	105983-77-5
Molecular Formula	C6H9BrO3
Molecular Weight	209.04 g/mol
Synonyms	Methyl 4-bromo-3-oxopentanoate; 4-Bromo-3-oxopentanoic acid methyl ester; Methyl 4-bromo-3-oxovalerate; 3-Oxo-4-bromopentanoic acid methyl ester; 4-Bromo-3-oxopentanoic acid, methyl ester; Methyl 4-bromoacetoacetate (common name); 105983-77-5; Pentanoic acid, 4-bromo-3-oxo-, methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 4-Bromo-3-Oxopentanoate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and process chemistry. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to the presence of bromine and ester functional groups, it is recommended to store separately from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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