Description

trans-13-Octadecenoic Acid is a monounsaturated fatty acid characterized by the position of its trans double bond at the 13th carbon. This specific isomer is a valuable intermediate and reference standard for research and industrial synthesis. It is primarily utilized in the production of specialty chemicals, advanced materials, and as a critical component in lipidomics and metabolic studies. Industries such as pharmaceuticals, advanced polymer research, and analytical chemistry rely on this high-purity compound for its defined structure and consistent performance.

Application

• Biochemical Research & Lipidomics: Serves as a critical analytical standard and reference compound for studying lipid metabolism, membrane biophysics, and fatty acid profiling.
• Pharmaceutical Intermediates: Used in the synthesis of specialized drug candidates, prodrugs, and bioactive molecules targeting metabolic pathways.
• Advanced Material Synthesis: Acts as a monomer or precursor for creating specialized polymers, coatings, and surfactants with unique physical properties.
• Nutritional Science: Employed in research to investigate the effects of specific trans-fatty acid isomers on health and metabolism.
• Organic Synthesis Building Block: Provides a defined carbon chain for the synthesis of complex organic molecules, including flavors, fragrances, and fine chemicals.
• Quality Control & Reference Standards: Essential for calibrating analytical equipment (GC, HPLC) and ensuring accuracy in the testing of fats, oils, and related products.

Basic Information

Product Name	trans-13-Octadecenoic Acid
CAS No.	693-71-0
Molecular Formula	C18H34O2
Molecular Weight	282.46 g/mol
Synonyms	(13E)-Octadec-13-enoic acid; 13-trans-Octadecenoic Acid; Petroselaidic Acid Isomer; (E)-13-Octadecenoic Acid; trans-δ13-Octadecenoic Acid; 13-Octadecenoic acid, (13E)-; FA(18:1(13E)); C18:1 n-5 trans
EINECS	211-765-4

Quality Control

Our trans-13-Octadecenoic 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. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support cGMP and ISO guidelines for the production of high-purity chemical reference standards and intermediates.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents	Complies with ICH guidelines

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