Description

Ethyl 4-Cyclopentyl-4-Oxobutyrate is a high-purity organic ester compound, serving as a critical advanced intermediate in complex organic synthesis. Its value lies in providing a versatile molecular scaffold for constructing more complex molecules, particularly in the pharmaceutical and agrochemical sectors. This product is essential for research chemists and process development scientists in fine chemical, pharmaceutical R&D, and specialty chemical manufacturing who require reliable, high-quality building blocks.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing cyclopentyl and ketone functional groups.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other specialty organic compounds.
• Academic & Industrial Research: A valuable reagent in methodological development and exploratory chemistry for novel compound libraries.
• Material Science: Potential intermediate in the synthesis of specialized polymers and organic electronic materials.

Basic Information

Product Name	Ethyl 4-Cyclopentyl-4-Oxobutyrate
CAS No.	898753-83-8
Molecular Formula	C11H18O3
Molecular Weight	198.26 g/mol
Synonyms	Ethyl 4-cyclopentyl-4-oxobutanoate; 4-Cyclopentyl-4-oxobutyric Acid Ethyl Ester; Butanoic acid, 4-cyclopentyl-4-oxo-, ethyl ester; Ethyl γ-cyclopentyl-γ-ketobutyrate; Ethyl (4-oxo-4-cyclopentyl)butyrate
EINECS	Contact for details

Quality Control

Our Ethyl 4-Cyclopentyl-4-Oxobutyrate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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