Description

Cyclopentaneacetonitrile, 2,2-Dimethyl-3-Oxo-, (S)- (9Ci) is a high-purity, single-enantiomer chiral building block of significant interest in advanced organic synthesis. Its value lies in its complex, functionalized cyclopentane core, which serves as a versatile precursor for constructing stereochemically defined molecular architectures. This compound is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and complex natural product analogs.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring high stereochemical purity.
• Agrochemical Synthesis: Used in the creation of advanced, enantiomerically pure herbicides, fungicides, and insecticides where specific stereochemistry impacts biological activity.
• Asymmetric Catalysis Ligand Precursor: Serves as a starting material for synthesizing sophisticated chiral ligands and organocatalysts used in enantioselective transformations.
• Natural Product and Fragrance Synthesis: Employed in the total synthesis of complex natural products and high-value fragrance molecules that incorporate functionalized cyclopentane units.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers and advanced materials with specific optical or structural properties.

Basic Information

Product Name	Cyclopentaneacetonitrile, 2,2-Dimethyl-3-Oxo-, (S)- (9Ci)
CAS No.	182863-77-0
Molecular Formula	C9H13NO
Molecular Weight	151.21 g/mol
Synonyms	(S)-2,2-Dimethyl-3-oxocyclopentaneacetonitrile; (S)-2-(2,2-Dimethyl-3-oxocyclopentyl)acetonitrile; (3S)-2,2-Dimethyl-3-oxocyclopentaneacetonitrile; 2,2-Dimethyl-3-oxocyclopentaneacetonitrile, (S)-; (S)-2,2-Dimethyl-3-oxocyclopentan-1-ylacetonitrile; (S)-Cyclopentaneacetonitrile, 2,2-dimethyl-3-oxo-; (S)-Form of CAS 182863-76-9
EINECS	Contact for details

Quality Control

Our Cyclopentaneacetonitrile, 2,2-Dimethyl-3-Oxo-, (S)- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the exacting standards required for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profiles are 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 (typically 15-25°C). This material is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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