Description

Cyclohexanecarbonitrile, 4-Ethynyl-, trans- (9Ci) is a specialized organic building block featuring both a nitrile and an ethynyl (acetylene) functional group on a trans-substituted cyclohexane ring. This unique structure makes it a valuable intermediate for synthesizing complex molecules in pharmaceutical and advanced materials research. It is primarily sought after by R&D chemists and process development scientists working on novel drug candidates, agrochemicals, and functional polymers where precise stereochemistry and functional group manipulation are critical.

Application

• Pharmaceutical Intermediate: Key synthon for the construction of bioactive molecules, particularly in medicinal chemistry programs targeting CNS disorders and oncology.
• Agrochemical Research: Used in the development of novel herbicides and pesticides with specific steric and electronic properties.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands in asymmetric catalysis and organometallic chemistry.
• Polymer & Material Science: Building block for high-performance polymers, dendrimers, and liquid crystalline materials via click chemistry (e.g., Huisgen cycloaddition) and other coupling reactions.
• Chemical Synthesis: Versatile intermediate for further functionalization, including hydrogenation, hydrolysis, and cross-coupling reactions to create diverse chemical libraries.

Basic Information

Product Name	Cyclohexanecarbonitrile, 4-Ethynyl-, trans- (9Ci)
CAS No.	88075-29-0
Molecular Formula	C9H11N
Molecular Weight	133.19 g/mol
Synonyms	trans-4-Ethynylcyclohexanecarbonitrile; 4-Ethynylcyclohexanecarbonitrile, trans-; (trans-4-Ethynylcyclohexyl)carbonitrile; 4-Ethynyl-1-cyanocyclohexane, trans-; 88075-29-0; 4-Ethynylcyclohexanecarbonitrile; trans-4-Ethynyl-1-cyanocyclohexane
EINECS	Contact for details

Quality Control

Every batch of Cyclohexanecarbonitrile, 4-Ethynyl-, trans- (9Ci) is produced and analyzed under strict quality management protocols. We provide comprehensive analytical data to ensure identity, purity, and consistency for your critical research and development work. A Certificate of Analysis (COA) detailing specifications such as assay (by GC/HPLC), stereoisomeric purity, and impurity profiles is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). The compound may be sensitive to prolonged exposure to air and moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Area %)
Isomeric Purity (trans-)	≥ 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.