Description

Dinonyl 2,2'-Thiodiacetate is a high-purity specialty ester with the CAS number 30932-89-9, valued for its role as a versatile intermediate and functional additive in advanced chemical synthesis. Its molecular structure makes it particularly effective as a plasticizer, stabilizer, and lubricant additive, offering enhanced performance characteristics to finished formulations. This product is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to improve product durability and processing efficiency.

Application

• Primary use as a specialty plasticizer for polymers including PVC, polyurethanes, and synthetic rubbers to enhance flexibility and low-temperature performance.
• Acts as a stabilizer and antioxidant synergist in lubricating oils and greases, extending service life and protecting against thermal degradation.
• Employed as a key chemical intermediate in the synthesis of more complex esters, surfactants, and functional additives.
• Serves as a viscosity modifier and pour point depressant in advanced synthetic lubricant formulations.
• Used in the production of adhesives, sealants, and coatings to improve adhesion and environmental resistance.
• Functions as a compatibilizer and processing aid in polymer blends and composite materials.

Basic Information

Product Name	Dinonyl 2,2'-Thiodiacetate
CAS No.	30932-89-9
Molecular Formula	C22H42O4S
Molecular Weight	402.63 g/mol
Synonyms	Bis(nonyl) 2,2'-thiodiacetate; Thiodiglycolic Acid Dinonyl Ester; Dinonyl Thiodiacetate; 2,2'-Thiodiacetic Acid Dinonyl Ester; Nonyl Thiodiacetate; TDA-DN; Dinonyl Sulfanediyldiacetate; Dinonyl (Sulfanediyldiacetate)
EINECS	Contact for details

Quality Control

Our Dinonyl 2,2'-Thiodiacetate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and performance. Certificates of Analysis (COA) documenting key parameters are provided with every shipment to guarantee traceability and batch-to-batch consistency for our global B2B clients.

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 and heat sources.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%
Specific Gravity (20°C)	0.950 - 0.970
Refractive Index (20°C)	1.455 - 1.465

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