Description

2-Mercaptoethyl Oleate is a sulfur-containing ester derived from oleic acid and 2-mercaptoethanol, combining the properties of a long-chain fatty acid with a reactive thiol group. This unique structure makes it a valuable intermediate and functional additive, particularly as a chain transfer agent in radical polymerizations and a modifier for specialty polymers and lubricants. It is primarily utilized by manufacturers in the polymer, lubricant, and specialty chemical industries seeking to introduce thiol functionality or modify material properties.

Application

• Polymer Industry: Acts as an effective chain transfer agent (CTA) in free-radical polymerization processes to control molecular weight and polymer architecture.
• Lubricant & Grease Formulation: Serves as an extreme pressure (EP) additive and friction modifier due to the sulfur content, enhancing the performance of industrial lubricants.
• Surface Modification: Used to create self-assembled monolayers (SAMs) or as a coupling agent to modify surface properties of metals and other materials.
• Chemical Synthesis: Functions as a key intermediate in organic synthesis for introducing thiol and ester functionalities into target molecules.
• Crosslinking Agent: Employed in the production of crosslinked polymers and elastomers where the thiol group participates in thiol-ene click chemistry.
• Adhesive & Sealant Formulation: Imparts improved adhesion and flexibility as a reactive modifier in specialty adhesive systems.

Basic Information

Product Name	2-Mercaptoethyl Oleate
CAS No.	59118-78-4
Molecular Formula	C20H38O2S
Molecular Weight	342.58 g/mol
Synonyms	2-Mercaptoethyl oleate; Oleic acid 2-mercaptoethyl ester; 2-Sulfanylethyl oleate; 2-Hydroxyethyl mercaptan oleate; Thioglycol oleic acid ester; (9Z)-9-Octadecenoic acid 2-mercaptoethyl ester; Mercaptoethyl oleate
EINECS	261-615-5

Quality Control

Our 2-Mercaptoethyl Oleate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay by titration or GC, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) documenting identity, purity, and relevant specifications is provided with every shipment to guarantee traceability and compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen) in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is easily oxidized (store under inert atmosphere). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Acid Value	≤ 2.0 mg KOH/g
Iodine Value	Contact for details
Water Content (KF)	≤ 0.5%

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