Description

Ethyl 2-Oxocyclopentylacetate is a versatile organic ester compound, also known by its CAS number 20826-94-2. This chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its reactive ketone and ester functional groups. It is primarily sought after by research and development teams and production chemists in the pharmaceutical, agrochemical, and fine chemical industries for creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing cyclopentane or modified proline structures.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Employed as a building block for fragrances, flavors, and specialty polymers.
• Academic & Industrial Research: A valuable reagent in methodological development and exploratory organic chemistry for constructing complex carbocycles.
• Chemical Intermediate: Utilized in further transformations, such as alkylations, condensations, and reductions, to yield more complex molecules.

Basic Information

Product Name	Ethyl 2-Oxocyclopentylacetate
CAS No.	20826-94-2
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	Ethyl 2-oxocyclopentan-1-ylacetate; Ethyl (2-oxocyclopentyl)acetate; 2-Oxocyclopentaneacetic acid ethyl ester; 1-Cyclopentanone-1-acetic acid ethyl ester; Ethyl cyclopentan-2-one-1-acetate; NSC 163045; Ethyl 1-(carbethoxymethyl)-2-oxocyclopentane-1-carboxylate (tautomeric form).
EINECS	Contact for details

Quality Control

Our Ethyl 2-Oxocyclopentylacetate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for use as a chemical intermediate. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible materials. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.