Description

2(E),8(Z),11(Z),14(Z)-Eicosatetraenoic Acid CAS NO 165190-25-0 is a specific geometric isomer of eicosatetraenoic acid, a long-chain polyunsaturated fatty acid (PUFA) of significant research interest. This compound matters for its role as a biochemical precursor and intermediate in the study of lipid metabolism, inflammation pathways, and specialized pro-resolving mediators (SPMs). It is primarily needed by researchers and developers in the pharmaceutical, nutraceutical, and life science industries for advanced biochemical synthesis and metabolic studies.

Application

• Biochemical Research: Used as a critical intermediate in the study of eicosanoid and docosanoid biosynthesis pathways.
• Pharmaceutical Development: Serves as a precursor for the synthesis of specialized pro-resolving lipid mediators (SPMs) with potential therapeutic applications.
• Reference Standard: Employed as a high-purity analytical standard for chromatography (HPLC, GC) and mass spectrometry in lipidomics research.
• Nutraceutical Research: Investigated for its metabolic role and potential health benefits related to ω-6 fatty acid derivatives.
• Cell Culture & In Vitro Studies: Applied in cell-based assays to study the effects of specific fatty acid isomers on cellular function and signaling.

Basic Information

Product Name	2(E),8(Z),11(Z),14(Z)-Eicosatetraenoic Acid
CAS No.	165190-25-0
Molecular Formula	C₂₀H₃₂O₂
Molecular Weight	304.47 g/mol
Synonyms	(5Z,8Z,11Z,14Z)-Icosatetraenoic Acid; all-cis-5,8,11,14-Icosatetraenoic Acid; Arachidonic Acid (geometric isomer); 5,8,11,14-Eicosatetraenoic Acid; AA; 20:4(n-6); 5Z,8Z,11Z,14Z-Eicosatetraenoic Acid; (all-Z)-5,8,11,14-Eicosatetraenoic Acid
EINECS	Contact for details

Quality Control

Our 2(E),8(Z),11(Z),14(Z)-Eicosatetraenoic Acid is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and GC analysis, to ensure high chemical purity and isomeric specificity. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and available upon request to support your research and compliance needs.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store at -20°C or below under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Allow the container to reach room temperature in a desiccator before opening to minimize moisture uptake.

Specification

Item	Specification
Appearance	Colorless to pale yellow oil
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Isomeric Purity (GC/HPLC)	≥ 90.0% (2E,8Z,11Z,14Z isomer)
Water Content (KF)	≤ 0.5%

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