Description

Cyclopentanecarboxylic Acid, 2-Cyano-2-Hydroxy-, Propyl Ester, (1R,2R)-Rel- (9Ci) is a high-purity, stereochemically defined chiral building block of significant interest in advanced organic synthesis. Its core value lies in its unique molecular architecture, featuring a functionalized cyclopentane ring with cyano and hydroxyl groups, which makes it a versatile precursor for constructing complex, biologically active molecules. This compound is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients, including potential drug candidates and crop protection agents.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel Active Pharmaceutical Ingredients (APIs), particularly in areas requiring complex, multi-functionalized ring systems.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where its stereochemistry and functional groups can influence biological activity and selectivity.
• Asymmetric Catalysis Research: Serves as a valuable substrate or ligand precursor in the development and testing of new asymmetric catalytic reactions.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals, flavors, and fragrances that require high stereochemical purity.
• Academic & Institutional Research: Utilized in university and government laboratories for methodological studies in synthetic organic chemistry and medicinal chemistry programs.
• Process Chemistry Development: Acts as a critical intermediate during the scale-up and optimization of synthetic routes for target molecules in pilot plant studies.

Basic Information

Product Name	Cyclopentanecarboxylic Acid, 2-Cyano-2-Hydroxy-, Propyl Ester, (1R,2R)-Rel- (9Ci)
CAS No.	834885-92-6
Molecular Formula	C10H15NO3
Molecular Weight	197.23 g/mol
Synonyms	(1R,2R)-rel-2-Cyano-2-hydroxycyclopentanecarboxylic acid propyl ester; Propyl (1R,2R)-rel-2-cyano-2-hydroxycyclopentanecarboxylate; rel-(1R,2R)-2-Hydroxy-2-cyanocyclopentanecarboxylic acid propyl ester; (1R,2R)-2-Cyano-2-hydroxycyclopentanecarboxylic acid propyl ester (relative configuration); 2-Cyano-2-hydroxycyclopentanecarboxylic acid propyl ester, (1R,2R)-rel-
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxylic Acid, 2-Cyano-2-Hydroxy-, Propyl Ester, (1R,2R)-Rel- (9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to confirm identity and specification compliance. A comprehensive Certificate of Analysis (COA) detailing purity, enantiomeric excess, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). The compound may be moisture-sensitive; keep the container tightly sealed under an inert atmosphere if specified. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0% (rel-(1R,2R))
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.