Description

Cyclopentanecarbonitrile, 1-Acetyl-2-Methyl-, trans- (9Ci) is a specialized organic nitrile building block with a defined stereochemistry. This compound matters as a high-value intermediate for the synthesis of complex molecules, offering precise structural control for advanced research and development. It is primarily needed by pharmaceutical R&D teams and fine chemical manufacturers working on novel active ingredients, agrochemicals, and sophisticated material science applications.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and metabolic disorder targets.
• Agrochemical Synthesis: Used in the development of advanced herbicides and pesticides where the specific stereochemistry can influence biological activity and environmental profile.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands and organocatalysts used in asymmetric synthesis.
• Material Science Research: Employed in the synthesis of monomers or additives for specialty polymers and advanced organic materials.
• Academic and Industrial R&D: A valuable tool for methodological studies in organic synthesis, including novel cyclization and functionalization reactions.

Basic Information

Product Name	Cyclopentanecarbonitrile, 1-Acetyl-2-Methyl-, trans- (9Ci)
CAS No.	145106-91-8
Molecular Formula	C9H13NO
Molecular Weight	151.21 g/mol
Synonyms	trans-1-Acetyl-2-methylcyclopentanecarbonitrile; (1R,2S)-1-Acetyl-2-methylcyclopentanecarbonitrile; (1S,2R)-1-Acetyl-2-methylcyclopentanecarbonitrile; 1-Acetyl-2-methylcyclopentanecarbonitrile, trans-; 2-Methyl-1-acetylcyclopentanecarbonitrile; Cyclopentanecarbonitrile, 1-acetyl-2-methyl-, trans-
EINECS	Contact for details

Quality Control

Our Cyclopentanecarbonitrile, 1-Acetyl-2-Methyl-, trans- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure high chemical and isomeric purity suitable for demanding synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

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). Keep away from incompatible materials such as strong bases and fluorides. For long-term storage, consider storing under an inert atmosphere.

Specification

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

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