Description

3,3'-Thiobis[2-Methylpropanoic Acid Methyl] Ester is a specialized sulfur-containing organic compound, serving as a versatile chemical intermediate. Its core value lies in its ability to act as a precursor or building block for synthesizing more complex molecules, particularly in advanced material science and fine chemical production. This product is essential for R&D chemists and manufacturers in the polymer, pharmaceutical, and agrochemical sectors seeking to incorporate specific sulfur functionalities into their products.

Application

• Polymer Additive Precursor: Used in the synthesis of light stabilizers, antioxidants, and other performance-enhancing additives for plastics and elastomers.
• Pharmaceutical Intermediate: Serves as a key building block in the development of active pharmaceutical ingredients (APIs) with sulfur-based moieties.
• Agrochemical Synthesis: Employed in the production of herbicides, fungicides, and insecticides where the thiobis linkage is integral to the molecule's activity.
• Lubricant and Fuel Additive Component: Acts as an intermediate for creating extreme pressure additives, anti-wear agents, and detergent dispersants.
• Crosslinking Agent for Specialty Polymers: Utilized in the formulation of high-performance resins, coatings, and adhesives requiring specific thermal or chemical resistance.
• Chemical Research & Development: A valuable reagent for exploring new synthetic pathways and creating novel sulfur-containing compounds in academic and industrial labs.

Basic Information

Product Name	3,3'-Thiobis[2-Methylpropanoic Acid Methyl] Ester
CAS No.	72259-19-9
Molecular Formula	C10H18O4S
Molecular Weight	234.31 g/mol
Synonyms	Dimethyl 3,3'-Thiodiisobutyrate; Methyl 3,3'-Thiobis(2-methylpropanoate); Bis(2-methylpropanoic acid) 3,3'-Thio-bis-, Dimethyl Ester; 3,3'-Thiodiisobutyric Acid Dimethyl Ester; Thiobis(methyl isobutyrate); 2-Methylpropanoic Acid, 3,3'-Thiobis-, Dimethyl Ester; DTXSID10893821
EINECS	Contact for details

Quality Control

Our 3,3'-Thiobis[2-Methylpropanoic Acid Methyl] Ester is produced under a strict quality management system. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.080 - 1.120
Refractive Index (20°C)	1.460 - 1.470

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