Description

1,8-Cyclotetradecadiyne is a high-purity, specialized organic compound belonging to the class of strained cyclic alkynes, identified by CAS NO 1540-80-3. Its unique molecular architecture, featuring two acetylene groups within a 14-membered ring, makes it a valuable building block for advanced organic synthesis and materials science research. This compound is essential for researchers and industrial chemists developing novel polymers, macrocyclic ligands, and functional materials where precise molecular geometry and reactivity are critical.

Application

• Advanced Organic Synthesis: Serves as a key precursor for constructing complex macrocyclic and cage-like molecular structures via cycloaddition and coupling reactions.
• Polymer Science: Used in the development of novel polymers with tailored thermal and mechanical properties, including specialty polyacetylenes and network polymers.
• Materials Chemistry: Acts as a monomer or cross-linking agent for creating functional materials, such as molecular sensors or porous organic frameworks.
• Pharmaceutical Intermediates: Employed in research for synthesizing complex pharmacophores and bioactive macrocycles in drug discovery programs.
• Coordination Chemistry: Functions as a ligand precursor for synthesizing novel transition metal complexes with unique catalytic or photophysical properties.
• Academic & Industrial R&D: A critical reagent for fundamental studies in strain-promoted reactions and alkyne chemistry.

Basic Information

Product Name	1,8-Cyclotetradecadiyne
CAS No.	1540-80-3
Molecular Formula	C₁₄H₂₀
Molecular Weight	188.31 g/mol
Synonyms	Cyclotetradeca-1,8-diyne; 1,8-Cyclotetradecadiyne; 1,8-Cyclotetradecadiene-3,10-diyne; 1,8-Diethynylcyclotetradecane; Tetradecadiyne, 1,8-cyclo-; 1540-80-3
EINECS	Contact for details

Quality Control

Every batch of 1,8-Cyclotetradecadiyne is produced and controlled under a strict quality management system to ensure consistency and reliability for your research and production needs. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with stringent purity specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is available for every lot and provided upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, open flames, and strong oxidizing agents. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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