Description

8,11-Octadecadiynoic Acid Methyl Ester is a high-purity, synthetic fatty acid derivative characterized by its conjugated diyne structure. This unique molecular architecture makes it a valuable intermediate for advanced organic synthesis and materials science research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecules and novel functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block for the synthesis of bioactive compounds and potential drug candidates.
• Agrochemical Research: Used in developing novel active ingredients for crop protection and plant growth regulation.
• Specialty Polymer Synthesis: Acts as a monomer or cross-linking agent for creating polymers with specific optical, electronic, or mechanical properties.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions and other cycloadditions to construct complex carbon frameworks.
• Material Science Research: Investigated for use in liquid crystals, self-assembled monolayers, and advanced coatings.
• Biochemical Probe Development: Utilized in creating labeled fatty acid analogs for metabolic and enzymatic studies.

Basic Information

Product Name	8,11-Octadecadiynoic Acid Methyl Ester
CAS No.	18202-23-8
Molecular Formula	C19H30O2
Molecular Weight	290.44 g/mol
Synonyms	Methyl 8,11-octadecadiynoate; Methyl octadeca-8,11-diynoate; 8,11-Octadecadiynoic acid methyl ester; Methyl ester of 8,11-octadecadiynoic acid; Octadeca-8,11-diynoic acid methyl ester; C18:2 diyne methyl ester; Fatty acid C18:2 diyne methyl ester
EINECS	Contact for details

Quality Control

Our 8,11-Octadecadiynoic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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