Description

9,11-Octadecadienoic Acid is a valuable conjugated linoleic acid (CLA) isomer, a naturally occurring fatty acid derivative with significant industrial and research utility. Its unique conjugated diene structure makes it a key intermediate in the synthesis of specialized chemicals and a subject of study in nutritional and biochemical research. This high-purity compound is essential for manufacturers and R&D laboratories in the pharmaceutical, nutraceutical, and fine chemical sectors seeking reliable, high-quality raw materials for advanced formulations and investigative studies.

Application

• Pharmaceutical Intermediate: Serves as a critical building block for the synthesis of bioactive molecules and specialized lipid-based drug formulations.
• Nutraceutical & Dietary Supplement Research: Used as a reference standard and active ingredient in studies focused on the health benefits of conjugated linoleic acid (CLA) isomers.
• Biochemical Research: Employed in metabolic pathway studies, lipidomics, and as a substrate for enzymatic reactions to investigate fatty acid metabolism.
• Fine Chemical Synthesis: Acts as a versatile starting material or intermediate for producing surfactants, lubricant additives, and other specialty oleochemicals.
• Cosmetic & Personal Care Ingredients: Utilized in the development of advanced skincare formulations that leverage the properties of specific fatty acids.
• Analytical Reference Standard: Provides a high-purity standard for quality control and analytical methods (e.g., GC, HPLC) in food, supplement, and chemical analysis.

Basic Information

Product Name	9,11-Octadecadienoic Acid
CAS No.	1839-11-8
Molecular Formula	C₁₈H₃₂O₂
Molecular Weight	280.45 g/mol
Synonyms	9,11-Linoleic Acid; (9Z,11E)-Octadeca-9,11-dienoic Acid; cis-9,trans-11-Octadecadienoic Acid; c9,t11-CLA; Rumenic Acid; Bovinic Acid; 9-cis,11-trans-Octadecadienoic Acid
EINECS	217-413-4

Quality Control

Our 9,11-Octadecadienoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We adhere to cGMP principles where applicable to support our clients in pharmaceutical and nutraceutical development.

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 ensure long-term stability. Keep the container in a cool, dry, and well-ventilated area, separate from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents	Complies with ICH guidelines
Peroxide Value	< 5.0 meq/kg

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