Description

(4E,7E,10E,13E,16E)-Docosa-4,7,10,13,16-Pentaenoic Acid CAS NO 2313-14-6 is a highly unsaturated, long-chain ω-3 fatty acid with a defined all-*trans* stereochemistry. This specific isomer is of significant interest for advanced research and development in the life sciences, particularly in studying lipid metabolism and signaling pathways. It serves as a critical reference standard and a valuable synthetic intermediate for pharmaceutical, nutraceutical, and biochemical applications where precise molecular structure is paramount.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of complex lipid mixtures in drug development and quality control.
• Biochemical Research: A key reagent for studying the biological roles of specific polyunsaturated fatty acid isomers in cell membranes, inflammation, and neurological function.
• Nutraceutical R&D: Employed in the development and testing of high-purity ω-3 supplements and functional food ingredients.
• Synthetic Intermediate: Serves as a building block for the synthesis of specialized lipids, labeled compounds, and bioactive molecules.
• Analytical Chemistry: Acts as a critical calibration standard in chromatographic methods (HPLC, GC) for accurate fatty acid profiling.

Basic Information

Product Name	(4E,7E,10E,13E,16E)-Docosa-4,7,10,13,16-Pentaenoic Acid
CAS No.	2313-14-6
Molecular Formula	C22H34O2
Molecular Weight	330.51 g/mol
Synonyms	all-*trans*-4,7,10,13,16-Docosapentaenoic Acid; (all-E)-Docosa-4,7,10,13,16-pentaenoic acid; 4,7,10,13,16-Docosapentaenoic Acid; n-6 Docosapentaenoic Acid; DPA n-6; 22:5n-6; Osbond Acid
EINECS	Contact for details

Quality Control

Our production of (4E,7E,10E,13E,16E)-Docosa-4,7,10,13,16-Pentaenoic Acid adheres to stringent quality management protocols. Every batch is characterized and tested using advanced analytical techniques including HPLC, GC, and NMR to ensure high chemical and isomeric purity. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided to support your research and regulatory requirements.

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., argon or nitrogen) to prevent oxidation. Allow the container to reach room temperature in a desiccator before opening to minimize moisture condensation.

Specification

Item	Specification
Appearance	Colorless to pale yellow oil
Identification (IR / NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Isomeric Purity (GC/HPLC)	≥ 98.0% (all-*trans* isomer)
Water Content (KF)	≤ 0.5%
Peroxide Value	≤ 5.0 meq/kg

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