Description

3-Hydroxycyclopentane-1,1-Dicarboxylic Acid Diethyl Ester is a high-purity, versatile chemical intermediate characterized by its unique cyclopentane ring structure functionalized with hydroxyl and diester groups. This compound is valued for its role as a key chiral building block in the synthesis of complex organic molecules, offering precise stereochemical control. It is primarily sought by research institutions and manufacturers in the pharmaceutical and fine chemical industries for developing active pharmaceutical ingredients (APIs), agrochemicals, and advanced materials.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the asymmetric synthesis of prostaglandins, antiviral agents, and other bioactive molecules.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides with specific stereochemical requirements.
• Fine Chemical Production: Serves as a versatile building block for creating complex fragrances, flavors, and specialty polymers.
• Academic & Industrial R&D: Employed in methodological development and discovery chemistry for novel synthetic routes.
• Material Science: Potential precursor for designing monomers with specific rigidity and functionality for advanced polymers.

Basic Information

Item	Detail
Product Name	3-Hydroxycyclopentane-1,1-Dicarboxylic Acid Diethyl Ester
CAS No.	21736-07-2
Molecular Formula	C11H18O5
Molecular Weight	230.26 g/mol
Synonyms	Diethyl 3-Hydroxycyclopentane-1,1-dicarboxylate; 1,1-Cyclopentanedicarboxylic Acid, 3-Hydroxy-, Diethyl Ester; Ethyl 3-Hydroxycyclopentane-1,1-dicarboxylate; 3-Hydroxy-1,1-cyclopentanedicarboxylic Acid Diethyl Ester
EINECS	Contact for details

Quality Control

Our 3-Hydroxycyclopentane-1,1-Dicarboxylic Acid Diethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistent lot-to-lot performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality and regulatory requirements.

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 strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Rotation	Contact for details

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