Description

1-Pentanone,1-[(1R,2S)-2-Methoxy-1-Methylcyclopentyl]-,Rel-(9Ci) is a specialized chiral ketone building block of significant interest in advanced organic synthesis. Its precise stereochemistry and functional groups make it a valuable intermediate for constructing complex molecular architectures. This compound is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for applications in asymmetric synthesis and the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in stereoselective synthesis.
• Agrochemical Synthesis: Used in the development of advanced, enantiomerically pure pesticides and herbicides.
• Fine Chemical Production: Serves as a building block for specialty chemicals, flavors, and fragrances requiring specific stereochemistry.
• Academic & Industrial Research: A valuable tool in methodological chemistry research for studying asymmetric reactions and catalysis.
• Material Science Precursor: Potential use in synthesizing chiral ligands for catalysts or advanced polymeric materials.

Basic Information

Product Name	1-Pentanone,1-[(1R,2S)-2-Methoxy-1-Methylcyclopentyl]-,Rel-(9Ci)
CAS No.	834905-83-8
Molecular Formula	C12H22O2
Molecular Weight	198.30 g/mol
Synonyms	rel-(1R,2S)-2-Methoxy-1-methylcyclopentyl pentan-1-one; (1R,2S)-2-Methoxy-1-methylcyclopentyl Pentyl Ketone; 1-[(1R,2S)-2-Methoxy-1-methylcyclopentyl]-1-pentanone; 834905-83-8; Pentanone, 1-[(1R,2S)-2-methoxy-1-methylcyclopentyl]-, rel-; rel-1-[(1R,2S)-2-Methoxy-1-methylcyclopentyl]pentan-1-one
EINECS	Contact for details

Quality Control

Our production of this advanced chiral intermediate adheres to stringent quality protocols to ensure batch-to-batch consistency and high enantiomeric purity. Certificates of Analysis (COA) are provided with each shipment, detailing key parameters such as chiral purity (by chiral HPLC or GC), chemical purity, and identity confirmation. We support cGMP-compliant manufacturing for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at 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%
Chiral Purity (Chiral HPLC/GC)	≥ 98.0% ee (diastereomeric excess)
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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