Description

Methyl 3-Bromo-4-Oxocyclopentanecarboxylate is a high-purity, versatile brominated cyclopentanone derivative that serves as a critical building block in advanced organic synthesis. This compound is valued for its reactive functional groups, enabling the construction of complex molecular architectures. It is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel drug candidates, particularly in medicinal chemistry programs targeting complex heterocycles.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its reactive bromine and ketone groups.
• Organic Synthesis Building Block: Essential for constructing complex carbocyclic and spirocyclic frameworks in academic and industrial R&D laboratories.
• Material Science Research: Potential precursor for specialty polymers and advanced organic materials requiring specific cyclic ketone structures.
• Chemical Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical chemistry.

Basic Information

Product Name	Methyl 3-Bromo-4-Oxocyclopentanecarboxylate
CAS No.	1004764-65-1
Molecular Formula	C7H9BrO3
Molecular Weight	221.05 g/mol
Synonyms	Methyl 3-bromo-4-oxocyclopentanecarboxylate; 3-Bromo-4-oxocyclopentanecarboxylic acid methyl ester; Cyclopentanecarboxylic acid, 3-bromo-4-oxo-, methyl ester; Methyl 3-bromo-4-oxocyclopentane-1-carboxylate; 4-Oxo-3-bromocyclopentanecarboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 3-Bromo-4-Oxocyclopentanecarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment ensures batch-to-batch consistency for your critical research and development projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container should be kept tightly sealed to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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