Description

1,10-Cyclononadecadiyne is a high-purity, macrocyclic diyne compound of significant interest in advanced organic synthesis and materials science research. Its unique strained-ring structure containing two alkyne functionalities makes it a valuable precursor for constructing complex molecular architectures. This compound is essential for researchers and developers in the fields of specialty polymers, supramolecular chemistry, and novel carbon-based materials. We supply this critical building block with a focus on batch-to-batch consistency and reliable global delivery to support innovation.

Application

• Advanced Polymer Synthesis: Serves as a key monomer for the development of novel polyacetylenes and conjugated polymers with tailored electronic or optical properties.
• Materials Science Research: Used as a precursor for carbon-rich materials and nanostructures via cycloaddition or polymerization reactions.
• Pharmaceutical Intermediates: Acts as a specialized building block in the synthesis of complex, macrocyclic active pharmaceutical ingredients (APIs).
• Coordination Chemistry: Functions as a ligand or precursor for metal-organic frameworks (MOFs) and organometallic complexes.
• Academic & Industrial R&D: A fundamental reagent for exploring new synthetic methodologies and reaction mechanisms involving strained alkynes.

Basic Information

Product Name	1,10-Cyclononadecadiyne
CAS No.	6568-68-9
Molecular Formula	C19H30
Molecular Weight	258.44 g/mol
Synonyms	Cyclononadeca-1,10-diyne; 1,10-Cyclononadecadiyne; 1,10-Cyclononadecadiene-1,10-diyne; 6568-68-9; Cyclononadecadiene-1,10-diyne
EINECS	Contact for details

Quality Control

Our 1,10-Cyclononadecadiyne is manufactured under strict quality control protocols to ensure high purity and consistency for research and development applications. Each batch is analyzed using advanced spectroscopic and chromatographic techniques, including NMR, HPLC, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and meet the stringent requirements of our global clientele.

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 sensitivity to oxidation, the container should be kept sealed after each use to minimize exposure to air.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details

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