Description

Dioctyl 2,2'-Thiodiacetate CAS NO 64660-74-8 is a high-purity specialty ester, valued for its role as a versatile intermediate and performance additive in advanced chemical synthesis. Its molecular structure, featuring a thiodiacetate core with octyl ester groups, provides unique properties for modifying polymer characteristics and enhancing material performance. This compound is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to improve product stability and functionality.

Application

• Polymer Additive & Plasticizer: Acts as a secondary plasticizer and stabilizer in PVC and other polymer formulations to enhance flexibility and processing.
• Lubricant & Grease Component: Serves as a synthetic base oil or performance additive in high-temperature lubricants and specialty greases.
• Chemical Intermediate: Used in the synthesis of more complex molecules for agrochemicals, pharmaceuticals, and specialty surfactants.
• Adhesive & Sealant Formulation: Imparts improved adhesion and low-temperature flexibility in sealants and adhesive products.
• Coalescing Agent & Solvent: Functions as a high-boiling-point solvent and coalescing aid in coatings, inks, and resin systems.
• Rubber Processing Aid: Used as a processing aid and softener in the manufacture of synthetic rubber compounds.

Basic Information

Product Name	Dioctyl 2,2'-Thiodiacetate
CAS No.	64660-74-8
Molecular Formula	C20H38O4S
Molecular Weight	374.58 g/mol
Synonyms	Bis(2-ethylhexyl) 2,2'-Thiodiacetate; Di(2-ethylhexyl) Thiodiacetate; Thiodiacetic Acid Dioctyl Ester; 2,2'-Thiodiacetic Acid Dioctyl Ester; Dioctyl Thiodiacetate; Di(2-ethylhexyl) 2,2'-Thiodiacetate; Octyl Thiodiacetate; TEHDA
EINECS	Contact for details

Quality Control

Our Dioctyl 2,2'-Thiodiacetate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay and impurity profile analysis by GC/HPLC, to ensure it meets precise specifications for industrial and specialty applications. Certificates of Analysis (COA) documenting purity, identity, and key physical parameters are available for every shipment upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.2%
Acid Value	≤ 1.0 mg KOH/g
Specific Gravity (20°C)	0.950 - 0.980
Refractive Index (20°C)	1.450 - 1.460

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