Description

(3E)-Undeca-1,3-Dien-5-Yne is a specialized, highly volatile dienyne building block with a conjugated system, offering unique reactivity for advanced organic synthesis. This compound is valued for its role as a key intermediate in constructing complex molecular architectures, particularly in materials science and pharmaceutical research. It is essential for R&D chemists and process development scientists in the fine chemical, agrochemical, and advanced materials sectors seeking to innovate with novel carbon frameworks.

Application

• Pharmaceutical Intermediate: Serves as a critical building block for synthesizing novel active pharmaceutical ingredients (APIs) and drug candidates, leveraging its conjugated dienyne system.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its unique structure can contribute to novel modes of action.
• Material Science Research: Acts as a precursor for advanced polymers, liquid crystals, and organic electronic materials due to its potential for polymerization and functionalization.
• Organic Synthesis & Catalysis: A valuable substrate in metal-catalyzed cross-coupling reactions, cycloadditions, and other transformations to create complex organic molecules.
• Flavor & Fragrance Industry: Potential use as an intermediate for synthesizing specific aroma chemicals with unsaturated, linear characteristics.
• Academic & Industrial R&D: Employed in research laboratories for methodological development and exploring new chemical spaces in synthetic organic chemistry.

Basic Information

Product Name	(3E)-Undeca-1,3-Dien-5-Yne
CAS No.	166432-52-6
Molecular Formula	C₁₁H₁₆
Molecular Weight	148.24 g/mol
Synonyms	(3E)-1,3-Undecadien-5-yne; (E)-Undeca-1,3-dien-5-yne; 1,3-Undecadien-5-yne, (3E)-; 5-Undene-1,3-diyne, (3E)-; Linear C11 dienyne; Undeca-1,3-dien-5-yne
EINECS	Contact for details

Quality Control

Every batch of (3E)-Undeca-1,3-Dien-5-Yne is produced and analyzed under strict quality management protocols to ensure consistency and purity for research and industrial use. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our commitment to reliable supply and transparent documentation supports your critical development and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at controlled room temperature (15-25°C). Due to its highly volatile nature, keep containers tightly sealed when not in use and away from heat and ignition sources.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Purity (GC Area %)	≥ 97.0%

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