Description

4,7-Octadecadiynoic Acid Methyl Ester is a specialized long-chain fatty acid derivative characterized by its conjugated diyne and ester functional groups. This unique molecular structure makes it a valuable synthetic intermediate and research chemical for advanced material science and organic synthesis. It is primarily sought by R&D laboratories and industrial chemists working in the development of novel polymers, liquid crystals, and bioactive compounds.

Application

• Polymer Science Research: Serves as a monomer or building block for synthesizing polymers with conjugated backbones, potentially for electronic or photonic applications.
• Organic Synthesis Intermediate: Used in the preparation of more complex molecules, including natural product analogs and pharmaceuticals, leveraging its reactive diyne and ester groups.
• Liquid Crystal Development: Acts as a precursor or dopant in the research and formulation of advanced liquid crystalline materials for displays and optical devices.
• Surface Chemistry & Coatings: Investigated for creating self-assembled monolayers (SAMs) or specialized surface coatings due to its long alkyl chain and terminal functional group.
• Biochemical Research: Used as a probe or synthetic analog in lipid metabolism and membrane biophysics studies.
• Material Science: Explored as a component in the development of novel organic semiconductors or nonlinear optical materials.

Basic Information

Product Name	4,7-Octadecadiynoic Acid Methyl Ester
CAS No.	18202-20-5
Molecular Formula	C₁₉H₃₀O₂
Molecular Weight	290.44 g/mol
Synonyms	Methyl 4,7-Octadecadiynoate; Methyl octadeca-4,7-diynoate; 4,7-Octadecadiynoic acid methyl ester; Octadeca-4,7-diynoic acid methyl ester; C18:2-diyn Methyl Ester; Methyl ester of 4,7-octadecadiynoic acid
EINECS	Contact for details

Quality Control

Our production of 4,7-Octadecadiynoic Acid Methyl Ester adheres to stringent quality management protocols. Each batch is characterized using advanced analytical techniques including GC, HPLC, NMR, and IR spectroscopy to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 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.