Description

3,3'-Thiobis(Propionic Acid Icosyl) Ester is a high-purity specialty ester with a unique sulfur-bridged molecular structure. This compound matters as a versatile intermediate and performance additive, offering valuable properties such as thermal stability and compatibility with polymeric systems. It is needed by manufacturers in the polymer, lubricant, and specialty chemical industries for applications requiring tailored molecular functionality and reliable supply chain support.

Application

• As a specialty plasticizer or stabilizer additive in polymer formulations, including PVC and other vinyl polymers.
• As a key intermediate in the synthesis of advanced lubricants and fuel additives.
• In the production of surface-active agents and specialty surfactants for industrial applications.
• As a crosslinking agent or modifier in the manufacture of specialty resins and coatings.
• For research and development purposes in organic synthesis and material science.
• As a potential component in adhesive and sealant formulations requiring specific ester functionalities.

Basic Information

Product Name	3,3'-Thiobis(Propionic Acid Icosyl) Ester
CAS No.	4184-82-1
Molecular Formula	C46H90O4S
Molecular Weight	739.3 g/mol
Synonyms	Diicosyl 3,3'-Thiodipropionate; Eicosyl 3,3'-Thiodipropionate; Thiodipropionic Acid Dieicosyl Ester; Arachidyl 3,3'-Thiodipropionate; 3,3'-Thiodipropionic Acid Dieicosyl Ester; Antioxidant DSTDP (C20 analog); DLTDP (C20 analog); Dieicosyl Thiodipropionate
EINECS	Contact for details

Quality Control

Our 3,3'-Thiobis(Propionic Acid Icosyl) Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and performance. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

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	White to off-white solid or waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Loss on Drying	< 0.5%

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