Description

Diethyl Cyclopentylmalonate is a high-purity organic ester compound, serving as a critical building block in advanced organic synthesis. Its value lies in its versatile reactivity, particularly as a precursor for synthesizing complex molecules with cyclopentyl frameworks. This intermediate is essential for research and production in the pharmaceutical and fine chemical industries, where it is used to create active pharmaceutical ingredients (APIs) and specialized agrochemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates containing cyclopentane rings.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the cyclopentyl moiety imparts specific biological activity.
• Fine Chemical Manufacturing: Serves as a versatile building block for creating complex esters, acids, and other specialty organic compounds.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing specific aroma chemicals and flavoring agents.
• Material Science Research: Employed in the development of novel polymers and organic electronic materials.
• Academic & R&D: A valuable reagent for methodological development and exploratory organic chemistry in laboratory settings.

Basic Information

Product Name	Diethyl Cyclopentylmalonate
CAS No.	18928-91-1
Molecular Formula	C₁₂H₂₀O₄
Molecular Weight	228.29 g/mol
Synonyms	Diethyl Cyclopentylmalonate; Diethyl (cyclopentyl)propanedioate; Cyclopentylmalonic Acid Diethyl Ester; Propanedioic acid, cyclopentyl-, diethyl ester; Diethyl cyclopentylpropanedioate; Malonic acid, cyclopentyl-, diethyl ester; 18928-91-1
EINECS	Contact for details

Quality Control

Our Diethyl Cyclopentylmalonate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurities is provided with every shipment and is available upon request.

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 oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
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.