Description

6,9,12,15-Octadecatetraenoic Acid, Methyl Ester is a high-purity methyl ester derivative of stearidonic acid, a key ω-3 fatty acid. This compound serves as a critical intermediate and reference standard for research and industrial synthesis, offering consistent quality for precise formulation work. It is essential for manufacturers and R&D laboratories in the nutraceutical, pharmaceutical, and specialty chemical sectors seeking to develop or analyze advanced lipid-based products.

Application

• Pharmaceutical Intermediate: Used in the synthesis of specialized lipid-based drug formulations and prodrugs.
• Nutraceutical Research & Development: Acts as a key reference standard and precursor in the development of concentrated ω-3 supplements and functional food ingredients.
• Biochemical Research: Employed as a substrate or standard in studies of fatty acid metabolism, lipidomics, and enzyme activity (e.g., desaturases, elongases).
• Analytical Chemistry: Serves as a high-purity certified reference material (CRM) for gas chromatography (GC) and mass spectrometry (MS) calibration and method development.
• Specialty Chemical Synthesis: A versatile building block for creating surfactants, emulsifiers, and other value-added oleochemical derivatives.
• Cosmetic Ingredient Development: Investigated for use in advanced skincare formulations targeting skin barrier function and anti-inflammatory properties.

Basic Information

Product Name	6,9,12,15-Octadecatetraenoic Acid, Methyl Ester
CAS No.	2348-88-1
Molecular Formula	C₁₉H₃₀O₂
Molecular Weight	290.44 g/mol
Synonyms	Methyl Stearidonate; Methyl (6Z,9Z,12Z,15Z)-6,9,12,15-Octadecatetraenoate; Stearidonic Acid Methyl Ester; (6Z,9Z,12Z,15Z)-6,9,12,15-Octadecatetraenoic Acid Methyl Ester; Methyl (all-Z)-6,9,12,15-Octadecatetraenoate; SDA Methyl Ester; 18:4 n-3 Methyl Ester; ω-3 Fatty Acid Methyl Ester
EINECS	219-080-8

Quality Control

Our 6,9,12,15-Octadecatetraenoic Acid, Methyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. For long-term storage, keep under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation. Allow the container to reach room temperature before opening to prevent moisture condensation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Purity (HPLC)	≥ 98.0%
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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