Description

1,10-Undecadiyne is a high-purity, linear diacetylene compound with the CAS number 4117-15-1, serving as a versatile building block in advanced organic synthesis. Its terminal alkyne groups make it a critical precursor for constructing complex molecular architectures, including polymers, macrocycles, and pharmaceutical intermediates. This specialty chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries who require precise, high-quality raw materials for innovative product development.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex bioactive molecules.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating specialty polymers, conductive materials, and advanced composites.
• Agrochemical Synthesis: Serves as a key building block in the development of novel crop protection agents and herbicides.
• Organic Synthesis & Research: Employed in click chemistry (e.g., CuAAC reactions), Sonogashira couplings, and as a rigid spacer in ligand design.
• Surface Modification: Utilized for functionalizing surfaces and nanoparticles to alter their chemical properties.
• Fluorescent Probe & Sensor Development: Incorporated into molecular structures for creating optical sensors and imaging agents.

Basic Information

Product Name	1,10-Undecadiyne
CAS No.	4117-15-1
Molecular Formula	C₁₁H₁₆
Molecular Weight	148.25 g/mol
Synonyms	Undeca-1,10-diyne; 1,10-Undecadiyne; 1,10-Hendecadiyne; 1,10-Undecadi-1,10-yne; Undeca-1,10-diyn; Terminal Diacetylene C11; Linear C11 Diyne
EINECS	Contact for details

Quality Control

Our 1,10-Undecadiyne is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (IR, NMR), to verify identity and purity. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

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, and open flames. For long-term storage, consider storing under an inert atmosphere such as nitrogen or argon to maintain product integrity.

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.