Description

Cyclopentane, (Propylsulfinyl)-, (S)- (9Ci) is a high-purity, chiral organosulfur compound featuring a cyclopentane ring substituted with a propylsulfinyl group in the (S)-configuration. This specific stereochemistry makes it a valuable chiral building block and intermediate for advanced synthetic chemistry, particularly in the development of pharmaceuticals and specialty materials. It is essential for research chemists and process development scientists working in asymmetric synthesis, medicinal chemistry, and the creation of novel ligands or catalysts.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the asymmetric synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Catalyst & Ligand Development: Used in the research and preparation of novel chiral ligands for transition metal catalysis, enhancing stereoselectivity in organic reactions.
• Medicinal Chemistry Research: Employed as a building block for constructing complex molecular architectures in drug discovery programs.
• Fine Chemical Synthesis: Acts as a specialized intermediate in the multi-step synthesis of high-value agrochemicals, flavors, and fragrances.
• Material Science: Investigated for the development of advanced polymeric materials with specific optical or electronic properties.
• Academic & Industrial R&D: A critical reagent for methodological studies in organic synthesis and stereochemistry at research institutions.

Basic Information

Product Name	Cyclopentane, (Propylsulfinyl)-, (S)- (9Ci)
CAS No.	189103-61-5
Molecular Formula	C8H16OS
Molecular Weight	160.28 g/mol
Synonyms	(S)-(Propylsulfinyl)cyclopentane; (S)-Cyclopentyl propyl sulfoxide; 1-[(S)-Propylsulfinyl]cyclopentane; (S)-1-(Propylsulfinyl)cyclopentane; Cyclopentane, 1-[(propylsulfinyl)]-, (S)-; (S)-Cyclopentyl Propylsulfoxide; Propylsulfinylcyclopentane (S-isomer)
EINECS	Contact for details

Quality Control

Our Cyclopentane, (Propylsulfinyl)-, (S)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure identity, strength, and composition. Certificates of Analysis (COA) detailing specific results for chiral purity, chemical purity, and related substances are provided and available upon request, supporting your regulatory and research documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Related Substances (HPLC)	≤ 2.0% total

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