Description

Cyclohexa-1,3-Dien-5-Yne (CAS NO 462-80-6) is a highly reactive, unsaturated cyclic hydrocarbon that serves as a valuable building block in advanced organic synthesis. Its unique conjugated dienyne structure makes it a critical intermediate for constructing complex molecular architectures, particularly in pharmaceutical and materials science research. This compound is essential for chemists and R&D teams in the fine chemical, agrochemical, and advanced polymer industries seeking to develop novel compounds with specific electronic or structural properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially those with complex ring systems or targeted biological activity.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its reactive sites for functionalization.
• Material Science Research: Acts as a monomer or building block for developing specialty polymers, conductive materials, or organic electronic components due to its conjugated system.
• Organic Synthesis & Methodology: A valuable substrate in academic and industrial research for studying cycloaddition reactions, metal-catalyzed couplings, and other transformative chemical processes.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fragrance compounds, dyes, and other high-value specialty chemicals.

Basic Information

Product Name	Cyclohexa-1,3-Dien-5-Yne
CAS No.	462-80-6
Molecular Formula	C6H4
Molecular Weight	76.10 g/mol
Synonyms	1,3-Cyclohexadien-5-yne; 5-Ethynyl-1,3-cyclohexadiene; Benzyne, Dihydro-; 1,2-Didehydro-1,3-cyclohexadiene; 3,5-Cyclohexadien-1-yne; Cyclohexadienyne
EINECS	Contact for details

Quality Control

Our Cyclohexa-1,3-Dien-5-Yne is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to confirm identity and quantify purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment. We adhere to cGMP principles where applicable to support our clients in regulated research and development.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. Due to its reactive nature, keep away from strong oxidizers, heat, and ignition sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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