Description

trans-9,10-Epoxystearic Acid Methyl Ester is a specialized fatty acid derivative, serving as a versatile chemical intermediate and functional additive. Its epoxide functionality provides a reactive site for cross-linking and polymerization, making it valuable for modifying material properties. This compound is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product performance and stability.

Application

• Polymer & Resin Modification: Acts as a reactive plasticizer and stabilizer in PVC and other polymer formulations to improve flexibility and thermal stability.
• Lubricant & Grease Additive: Used as an intermediate in synthesizing high-performance esters for synthetic lubricants and metalworking fluids.
• Surface Coating & Inks: Functions as a cross-linking agent and viscosity modifier in alkyd resins and radiation-curable coatings and inks.
• Adhesive & Sealant Formulation: Serves as a reactive diluent and adhesion promoter in epoxy-based and polyurethane adhesive systems.
• Chemical Synthesis: A key intermediate for producing surfactants, emulsifiers, and other specialty oleochemicals via ring-opening reactions.
• Research & Development: Utilized in academic and industrial R&D for studying epoxide chemistry and developing novel biomaterials.

Basic Information

Product Name	trans-9,10-Epoxystearic Acid Methyl Ester
CAS No.	6084-76-0
Molecular Formula	C₁₉H₃₆O₃
Molecular Weight	312.49 g/mol
Synonyms	Methyl 9,10-Epoxyoctadecanoate; Methyl 9,10-Epoxystearate; 9,10-Epoxyoctadecanoic Acid Methyl Ester; Methyl cis-9,10-Epoxystearate (isomer); Epoxidized Methyl Stearate; Oxiraneoctadecanoic Acid, Methyl Ester; Fatty Acid C18, Epoxy, Methyl Ester; Epoxy Stearic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our trans-9,10-Epoxystearic Acid Methyl Ester is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. A Certificate of Analysis (COA) detailing specific batch results is provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, acids, and bases. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Epoxide Value	Contact for details
Acid Value	≤ 1.0 mg KOH/g
Iodine Value	≤ 2.0 g I₂/100g
Moisture (KF)	≤ 0.2%

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