Description

2-Oxocyclopentanepropanoic Acid Methyl Ester is a versatile cyclic keto ester intermediate of significant importance in advanced organic synthesis. Its unique molecular structure, featuring both a ketone and an ester functional group on a cyclopentane ring, makes it a valuable building block for constructing complex molecules. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of prostaglandins, steroids, and other bioactive molecules with cyclic frameworks.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides requiring specific cyclic ketone motifs.
• Fine Chemical Production: Serves as a building block for fragrances, flavors, and specialty polymers where its ring structure imparts desired properties.
• Academic & Industrial R&D: Employed in methodological development and as a model substrate in organic chemistry research, particularly in studies involving ring transformations and conjugate additions.
• Material Science: Investigated as a monomer or cross-linking agent for creating novel polymeric materials with tailored thermal and mechanical characteristics.

Basic Information

Product Name	2-Oxocyclopentanepropanoic Acid Methyl Ester
CAS No.	10407-36-0
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	Methyl 2-Oxocyclopentanepropanoate; Methyl 3-(2-Oxocyclopentyl)propanoate; 3-(2-Oxocyclopentyl)propanoic Acid Methyl Ester; 2-Oxocyclopentane-1-propanoic Acid Methyl Ester; Cyclopentanepropanoic Acid, 2-Oxo-, Methyl Ester; Methyl 2-Oxocyclopentylpropionate
EINECS	233-882-5

Quality Control

Our 2-Oxocyclopentanepropanoic Acid Methyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, appearance, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

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