Description

9,10-Epoxyoctadecanoic Acid 9,10-Epoxyoctadecan-1-Yl Ester is a specialized epoxidized fatty acid ester, a key intermediate in the synthesis of high-performance polymers and additives. This compound matters for its role as a reactive modifier and plasticizer, imparting flexibility, thermal stability, and adhesion properties to various polymeric matrices. It is primarily needed by manufacturers in the polymer, coatings, and lubricant industries seeking to enhance material performance.

Application

• As a reactive diluent and flexibilizer in epoxy resin formulations for coatings and composites.
• As a plasticizer and stabilizer in the production of polyvinyl chloride (PVC) and other polymers.
• As a key intermediate for synthesizing polyol derivatives used in polyurethane systems.
• As a lubricant additive to improve viscosity index and oxidative stability.
• In the formulation of adhesives and sealants to enhance adhesion and elasticity.
• In surface coatings to provide improved water resistance and durability.
• As a chemical building block for specialty surfactants and emulsifiers.

Basic Information

Product Name	9,10-Epoxyoctadecanoic Acid 9,10-Epoxyoctadecan-1-Yl Ester
CAS No.	3739-65-9
Molecular Formula	C₃₆H₆₈O₄
Molecular Weight	564.9 g/mol
Synonyms	9,10-Epoxystearic Acid 9,10-Epoxyoctadecyl Ester; Epoxyoctadecanoic Acid Epoxyoctadecyl Ester; Octadecanoic Acid, 9,10-epoxy-, 9,10-epoxyoctadecyl ester; Linoleic Acid Diepoxide; Diepoxystearic Acid Ester; Epoxidized Linoleic Acid Ester; 9,10-Epoxyoctadecyl 9,10-Epoxyoctadecanoate
EINECS	223-120-7

Quality Control

Our 9,10-Epoxyoctadecanoic Acid 9,10-Epoxyoctadecan-1-Yl Ester is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency, purity, and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing assay, epoxide content, and impurity profiles is provided with every shipment to guarantee traceability and quality assurance for your industrial processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber viscous liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Epoxide Value	Contact for details
Acid Value	≤ 2.0 mg KOH/g
Iodine Value	≤ 5.0 g I₂/100g
Moisture (KF)	≤ 0.5%
Specific Gravity (20°C)	Contact for details

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