Description

Cyclopentanecarboxylic Acid, 1-(1-Methylethyl)-3-Oxo-, (1S)- (9Ci) is a high-purity, chiral cyclopentane derivative of significant interest in advanced organic synthesis. This compound matters as a sophisticated building block, offering a defined stereocenter and functional groups that enable the construction of complex molecular architectures. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients, as well as by manufacturers of specialty fine chemicals and advanced materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex, stereochemically defined molecules.
• Agrochemical Synthesis: Used in the production of advanced, high-efficacy pesticides and herbicides where specific stereochemistry is crucial for biological activity.
• Fine Chemical Building Block: Serves as a versatile precursor in custom synthesis and contract manufacturing for specialty chemicals.
• Asymmetric Catalysis Research: Employed as a substrate or ligand precursor in the development of new catalytic systems for stereoselective transformations.
• Material Science Research: Potential monomer or modifier in the synthesis of novel polymers with specific thermal or optical properties.

Basic Information

Item	Detail
Product Name	Cyclopentanecarboxylic Acid, 1-(1-Methylethyl)-3-Oxo-, (1S)- (9Ci)
CAS No.	782493-13-4
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	(1S)-1-Isopropyl-3-oxocyclopentanecarboxylic Acid; (S)-1-Isopropyl-3-oxocyclopentanecarboxylic Acid; 1-(1-Methylethyl)-3-oxocyclopentanecarboxylic acid, (1S)-; (S)-1-(Isopropyl)-3-oxocyclopentanecarboxylic Acid; L-1-Isopropyl-3-oxocyclopentanecarboxylic Acid
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxylic Acid, 1-(1-Methylethyl)-3-Oxo-, (1S)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for research and synthesis applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon to maintain optimal purity and stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Loss on Drying	≤ 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.