Description

Methyl 2-Cyclopentyl-2-Oxoacetate is a versatile organic ester compound, primarily valued as a key synthetic intermediate in advanced organic synthesis. Its structure, featuring both a ketone and an ester functional group, makes it a valuable building block for constructing more complex molecules. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing cyclopentyl or α-ketoester motifs.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, where the cyclopentyl ring can contribute to specific biological activity.
• Flavor and Fragrance Ingredient Building Block: Acts as a starting material for synthesizing esters and lactones that contribute to complex flavor and aroma profiles.
• Organic Synthesis Reagent: Employed in various carbon-carbon bond-forming reactions, such as Claisen condensations and alkylations, to create complex molecular architectures.
• Ligand and Catalyst Development: Utilized in academic and industrial research for the preparation of novel chiral ligands or metal-organic complexes for asymmetric catalysis.
• Polymer Modification: Can be used to introduce functional groups into polymer chains to modify physical properties like solubility, adhesion, or reactivity.

Basic Information

Product Name	Methyl 2-Cyclopentyl-2-Oxoacetate
CAS No.	39163-44-5
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	Methyl cyclopentylglyoxylate; Methyl 2-oxo-2-cyclopentylacetate; 2-Cyclopentyl-2-oxoacetic acid methyl ester; Cyclopentylglyoxylic acid methyl ester; Methyl α-oxocyclopentanecarboxylate; Oxocyclopentanecarboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 2-Cyclopentyl-2-Oxoacetate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research or production requirements.

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. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

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

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