Description

2-Cyclopentene-1-Carboxylicacid,Ethylester,(R)-(9Ci) is a high-value, chiral intermediate characterized by its cyclopentene ring and ester functionality. This compound matters for its role as a key building block in the synthesis of complex, optically active molecules, offering precise stereochemical control. It is primarily needed by research and development laboratories and production facilities in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the research and production of active pharmaceutical ingredients (APIs), particularly in prostaglandin and prostacyclin analog synthesis.
• Agrochemical Synthesis: Used in the development of advanced, stereospecific pesticides and herbicides where biological activity is enantiomer-dependent.
• Asymmetric Catalysis: Serves as a precursor or ligand in catalytic systems for stereoselective chemical transformations.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, flavors, and fragrances requiring specific enantiomeric purity.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic synthesis and medicinal chemistry programs.
• Material Science Precursor: Potential use in synthesizing specialized monomers for polymers with unique optical or mechanical properties.

Basic Information

Product Name	2-Cyclopentene-1-Carboxylicacid,Ethylester,(R)-(9Ci)
CAS No.	162084-63-1
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	(R)-Ethyl 2-Cyclopentene-1-carboxylate; (R)-Ethyl 2-Cyclopentenecarboxylate; (R)-2-Cyclopentenecarboxylic Acid Ethyl Ester; (R)-1-Carbethoxy-2-cyclopentene; (R)-Ethyl cyclopent-2-ene-1-carboxylate; (R)-Ethyl 1-cyclopentene-2-carboxylate; (R)-2-Cyclopentene-1-carboxylic acid ethyl ester; (R)-9CI
EINECS	Contact for details

Quality Control

Our 2-Cyclopentene-1-Carboxylicacid,Ethylester,(R)-(9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profile is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
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.