Description

(E)-4-Ethyl-3-Nonen-5-Yne is a high-purity, unsaturated hydrocarbon building block characterized by its unique alkyne and alkene functionalities. This compound is valued for its role as a versatile intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty materials sectors for applications requiring precise molecular control.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for constructing specific carbon frameworks.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and pesticides, leveraging its reactive sites for functionalization.
• Material Science Research: Acts as a monomer or precursor in the development of specialized polymers and advanced organic materials with tailored properties.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for cross-coupling reactions, cycloadditions, and other catalytic transformations to create complex organic molecules.
• Flavor & Fragrance Industry: Potential use as an intermediate for synthesizing specific aroma chemicals and fragrance components.
• Liquid Crystal & Electronic Materials: Investigated as a precursor for compounds used in display technologies and organic electronics due to its rigid, linear structure.

Basic Information

Product Name	(E)-4-Ethyl-3-Nonen-5-Yne
CAS No.	74744-60-8
Molecular Formula	C₁₁H₁₈
Molecular Weight	150.26 g/mol
Synonyms	(E)-4-Ethylnon-3-en-5-yne; 4-Ethyl-3-nonen-5-yne; 3-Nonen-5-yne, 4-ethyl-, (E)-; trans-4-Ethyl-3-nonen-5-yne; C11H18; Unsaturated C11 hydrocarbon
EINECS	Contact for details

Quality Control

Every batch of (E)-4-Ethyl-3-Nonen-5-Yne is produced and tested under strict quality management protocols to ensure consistency and purity for research and industrial use. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage under an inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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