Description

4,4'-Thiobisbutyric Acid Didodecyl Ester is a specialized organosulfur compound with a high molecular weight, primarily valued for its role as a versatile intermediate and additive. Its chemical structure, featuring a central thioether linkage flanked by long alkyl ester chains, imparts properties useful in polymer modification and stabilization. This product is particularly relevant for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance material performance.

Application

• As a polymer additive and plasticizer to improve flexibility and processing characteristics.
• As a key intermediate in the synthesis of specialized surfactants and lubricant additives.
• As a stabilizer precursor in polymer formulations to enhance resistance to thermal and oxidative degradation.
• In the production of specialty esters for high-performance lubricants and functional fluids.
• As a modifier for resins and coatings to tailor specific physical properties.
• Potential use in compatibilizer formulations for polymer blends.

Basic Information

Product Name	4,4'-Thiobisbutyric Acid Didodecyl Ester
CAS No.	3288-83-3
Molecular Formula	C32H62O4S
Molecular Weight	542.89 g/mol
Synonyms	Didodecyl 4,4'-Thiobis(butyrate); Di-n-dodecyl 3,3'-Thiodipropionate; Dilauryl Thiodipropionate (DLTDP); Dodecyl 3,3'-Thiodipropionate; Antioxidant DLTDP; CAS 3288-83-3; Thiobis(butyric acid) didodecyl ester
EINECS	221-941-6

Quality Control

Our 4,4'-Thiobisbutyric Acid Didodecyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet the agreed specifications. A Certificate of Analysis (COA) detailing key parameters is provided with every shipment to guarantee traceability and compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended to preserve product integrity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or flakes
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	39 - 42 °C
Acid Value	≤ 1.0 mg KOH/g
Heavy Metals (as Pb)	≤ 10 ppm

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