Description

9,12-Octadecadienoic acid, (9Z,12E)- is a specific geometric isomer of linoleic acid, a polyunsaturated fatty acid. This compound is valued for its unique conjugated double bond system, which makes it a versatile intermediate in organic synthesis and a subject of research in lipid chemistry. It is primarily sought by manufacturers and researchers in the pharmaceutical, nutraceutical, and specialty chemical industries for applications requiring defined fatty acid structures.

Application

• Pharmaceutical Intermediate: Used in the synthesis of bioactive lipid molecules, prostaglandins, and other specialized therapeutic agents.
• Biochemical Research: Serves as a standard or reagent in lipidomics, metabolic pathway studies, and membrane biology research.
• Nutraceutical Development: Investigated as a potential component in conjugated linoleic acid (CLA) formulations and other dietary supplements.
• Organic Synthesis: Acts as a building block for synthesizing complex organic molecules, surfactants, and polymers due to its reactive diene structure.
• Reference Standard: Utilized as a high-purity analytical standard in chromatography (GC, HPLC) for quality control and method validation.

Basic Information

Product Name	9,12-Octadecadienoic acid, (9Z,12E)-
CAS No.	2420-55-5
Molecular Formula	C₁₈H₃₂O₂
Molecular Weight	280.45 g/mol
Synonyms	(9Z,12E)-Octadeca-9,12-dienoic acid; (9Z,12E)-Linoleic acid; 9-cis,12-trans-Linoleic acid; 9Z,12E-Linoleic acid; 9Z,12E-Octadecadienoic acid; Linoleic acid, (9Z,12E)-; trans-12, cis-9-Linoleic acid; FA 18:2(9Z,12E)
EINECS	219-352-5

Quality Control

Our production of 9,12-Octadecadienoic acid, (9Z,12E)- adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC, GC) and spectroscopic methods, to ensure high purity and isomer specificity. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen) at 2-8°C to minimize oxidation and degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Isomeric Purity (GC)	≥ 90.0% (9Z,12E)-isomer
Water Content (KF)	≤ 0.5%

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