Description

Methyl 3-Bromo-2-Oxocyclopentanecarboxylate is a versatile brominated keto-ester building block essential for advanced organic synthesis. This compound is valued for its reactive functional groups, which enable the construction of complex cyclic and heterocyclic frameworks. It is primarily sought by R&D chemists and process development teams in the pharmaceutical and agrochemical industries for applications in medicinal chemistry and active ingredient development.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly those containing functionalized cyclopentane or pyrrolidine cores.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Chemical Research: Serves as a versatile electrophile and building block in academic and industrial research for exploring new reaction methodologies.
• Material Science Precursor: Potential starting material for the synthesis of specialized polymers or ligands with specific steric and electronic properties.

Basic Information

Product Name	Methyl 3-Bromo-2-Oxocyclopentanecarboxylate
CAS No.	36596-61-9
Molecular Formula	C7H9BrO3
Molecular Weight	221.05 g/mol
Synonyms	Methyl 3-bromo-2-oxocyclopentanecarboxylate; 3-Bromo-2-oxocyclopentanecarboxylic acid methyl ester; Methyl 3-bromo-2-oxocyclopentane-1-carboxylate; 2-Oxo-3-bromocyclopentanecarboxylic acid methyl ester; Cyclopentanecarboxylic acid, 3-bromo-2-oxo-, methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 3-Bromo-2-Oxocyclopentanecarboxylate is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory 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 to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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