Description

2,8-Decadiyne is a high-purity, linear diacetylene compound with significant utility as a specialized chemical building block. Its unique conjugated triple-bond structure makes it a valuable intermediate for advanced organic synthesis and materials science research. This product is essential for R&D chemists and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel compounds with specific electronic or structural properties.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for creating rigid, linear molecular frameworks.
• Agrochemical Synthesis: Used in the synthesis of novel crop protection agents and herbicides, where its alkyne functionality allows for further derivatization.
• Material Science Research: Acts as a precursor for conjugated polymers and advanced organic electronic materials, including molecular wires and semiconductors.
• Organic Synthesis Building Block: Employed in click chemistry (e.g., Huisgen cycloaddition), Sonogashira coupling, and other cross-coupling reactions to construct complex organic molecules.
• Liquid Crystal & OLED Development: Investigated as a core unit in the synthesis of liquid crystal compounds and organic light-emitting diode (OLED) materials.
• Academic & Industrial R&D: A valuable reagent for universities and corporate R&D centers exploring new reactions and functional materials.

Basic Information

Product Name	2,8-Decadiyne
CAS No.	4116-93-2
Molecular Formula	C₁₀H₁₄
Molecular Weight	134.22 g/mol
Synonyms	Deca-2,8-diyne; 2,8-Decadiyne; 1,2-Bis(2-propynyl)ethane; 1,2-Di(prop-2-yn-1-yl)ethane; 2,8-DECADIYNE; NSC 66490; 1,2-Bis(prop-2-yn-1-yl)ethane
EINECS	Contact for details

Quality Control

Every batch of 2,8-Decadiyne is produced and tested under a strict quality management system. We ensure product integrity through comprehensive analytical techniques including GC, HPLC, and NMR to verify identity, purity, and consistency. A Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, open flames, and oxidizing agents. For long-term storage, consider storing under an inert atmosphere such as nitrogen or argon to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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