Description

1,7-Cycloicosadiyne is a specialized, high-purity aliphatic diyne compound with the CAS number 58681-04-2. This chemical serves as a critical building block and intermediate in advanced organic synthesis and materials science research. It is particularly valuable for industries focused on developing novel polymers, liquid crystals, and pharmaceutical candidates. The compound's unique conjugated diyne structure makes it essential for researchers and manufacturers requiring precise molecular frameworks for complex chemical transformations.

Application

• As a key monomer or cross-linking agent in the synthesis of advanced polymeric materials.
• An intermediate in pharmaceutical research for the development of new active pharmaceutical ingredients (APIs).
• A building block in materials science for creating novel liquid crystalline compounds and organic electronic materials.
• Used in academic and industrial research laboratories for studying cycloaddition reactions and other organic transformations.
• As a precursor for synthesizing macrocyclic compounds and complex natural product analogs.
• Potential use in the development of specialty coatings and adhesives requiring specific molecular architectures.

Basic Information

Product Name	1,7-Cycloicosadiyne
CAS No.	58681-04-2
Molecular Formula	C₂₀H₃₂
Molecular Weight	272.47 g/mol
Synonyms	1,7-Cycloeicosadiyne; Cycloicosa-1,7-diyne; 1,7-Diynocycloicosane; 1,7-Diyne-cycloicosane; C20-Diyne; Eicosa-1,7-diyne, cyclic; (1,7)-Cycloicosadiyne
EINECS	Contact for details

Quality Control

Our 1,7-Cycloicosadiyne is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting purity, identity, and other critical parameters.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended long-term storage temperature is 2-8°C. Allow the container to reach room temperature before opening to minimize moisture condensation.

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.