Description

2-Mercaptoethyl 2-Ethylhexanoate is a specialized organosulfur compound that serves as a versatile intermediate and functional additive in advanced chemical synthesis. Its molecular structure, featuring both a thiol and an ester group, makes it a valuable building block for introducing sulfur-containing moieties and modifying polymer properties. This chemical is particularly relevant for manufacturers in the polymer, agrochemical, and pharmaceutical sectors seeking to develop products with specific performance characteristics, such as enhanced adhesion, cross-linking capability, or bioactivity.

Application

• Polymer Modification & Additives: Acts as a chain transfer agent (CTA) or cross-linking agent in radical polymerization processes to control molecular weight and polymer architecture.
• Adhesive & Sealant Formulations: Imparts improved adhesion and flexibility as a reactive modifier in acrylic, epoxy, and polyurethane-based systems.
• Pharmaceutical Intermediates: Serves as a key synthon for the production of active pharmaceutical ingredients (APIs) and prodrugs containing thioether or thioester linkages.
• Agrochemical Synthesis: Used in the manufacture of pesticides, herbicides, and fungicides where the thiol group enables the creation of sulfur-bridged active molecules.
• Lubricant & Fuel Additives: Functions as an anti-wear agent or extreme pressure (EP) additive due to the sulfur content, which can form protective films on metal surfaces.
• Surface Coatings: Incorporated into coatings to enhance chemical resistance, durability, and adhesion to various substrates.

Basic Information

Product Name	2-Mercaptoethyl 2-Ethylhexanoate
CAS No.	67859-57-8
Molecular Formula	C11H22O2S
Molecular Weight	218.36 g/mol
Synonyms	2-Ethylhexanoic Acid 2-Mercaptoethyl Ester; 2-Mercaptoethyl 2-Ethylhexanoate; 2-Ethylhexanoic Acid S-2-Hydroxyethyl Ester; β-Mercaptoethyl 2-Ethylhexanoate; 2-(2-Ethylhexanoyloxy)ethanethiol; Thioglycolic Acid 2-Ethylhexyl Ester (isomeric); 2-Ethylhexyl Thioglycolate (isomeric); Mercaptoethanol 2-Ethylhexanoate Ester
EINECS	Contact for details

Quality Control

Our production of 2-Mercaptoethyl 2-Ethylhexanoate adheres to a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. Certificates of Analysis (COA) detailing all test results are provided and can be tailored to meet specific customer or regulatory 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). This product is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (n20D)	1.460 - 1.470
Density (20°C)	0.95 - 0.98 g/mL
Water Content (KF)	≤ 0.5%

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