Description

Cyclopentanecarboxylic Acid, 3-(Hydroxyimino)-, (R)- (9Ci) is a high-purity chiral building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of complex, optically active molecules, particularly in the pharmaceutical sector. Industries that require sophisticated chemical synthesis, such as pharmaceutical R&D, agrochemical development, and specialty chemical manufacturing, are the primary users of this material.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), especially those targeting neurological and metabolic disorders.
• Agrochemical Research: Used in the development of novel, enantiomerically pure pesticides and herbicides with improved efficacy and environmental profiles.
• Asymmetric Catalysis: Serves as a precursor or ligand in catalytic systems for stereoselective chemical transformations.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex natural products, flavors, and fragrances requiring specific stereochemistry.
• Academic & Industrial R&D: A valuable tool for chemists in universities and corporate labs exploring new synthetic methodologies and compound libraries.

Basic Information

Product Name	Cyclopentanecarboxylic Acid, 3-(Hydroxyimino)-, (R)- (9Ci)
CAS No.	73994-55-5
Molecular Formula	C6H9NO3
Molecular Weight	143.14 g/mol
Synonyms	(R)-3-(Hydroxyimino)cyclopentanecarboxylic Acid; (3R)-3-(Hydroxyimino)cyclopentane-1-carboxylic Acid; (R)-3-Oximinocyclopentanecarboxylic Acid; (R)-3-(Hydroxyimino)cyclopentane-1-carboxylic Acid; 3-(Hydroxyimino)cyclopentanecarboxylic Acid, (R)-; (R)-3-(Hydroxyimino)-1-cyclopentanecarboxylic Acid; 73994-55-5; (R)-3-Oximino-1-cyclopentanecarboxylic Acid
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxylic Acid, 3-(Hydroxyimino)-, (R)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification, to ensure it meets the exacting standards required for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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