Description

Diisooctyl 4,4'-[(Didodecylstannylene)Bis(Oxy)]Bis[4-Oxoisocrotonate] is a specialized organotin compound primarily utilized as a high-performance stabilizer and catalyst in advanced polymer formulations. Its molecular structure provides exceptional efficacy in protecting materials from thermal and oxidative degradation during processing and in-service life. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance the durability and longevity of their high-value products.

Application

• PVC Stabilizer: Acts as a highly effective heat stabilizer in rigid and flexible polyvinyl chloride (PVC) formulations, including profiles, pipes, and cables.
• Polymer Catalyst: Serves as a catalyst or co-catalyst in polycondensation and polyurethane reactions for producing engineering plastics and elastomers.
• Coating Additive: Imparts improved weatherability and thermal stability to industrial and protective coatings, preventing yellowing and embrittlement.
• Lubricant & Grease Additive: Functions as an extreme pressure (EP) additive and antioxidant in high-performance synthetic lubricants and greases.
• Silicone Cross-linking Agent: Used as a catalyst in the curing of silicone rubbers and resins, ensuring efficient cross-linking at lower temperatures.
• Adhesive Formulations: Enhances the thermal stability and aging resistance of high-temperature adhesives and sealants.

Basic Information

Product Name	Diisooctyl 4,4'-[(Didodecylstannylene)Bis(Oxy)]Bis[4-Oxoisocrotonate]
CAS No.	84029-64-1
Molecular Formula	C64H118O8Sn
Molecular Weight	1110.31 g/mol
Synonyms	Bis(4-oxo-4-isocrotonoyloxydiisooctyloxy)dodecyltin; Diisooctyl (dodecyltin) bis(4-oxoisocrotonate); Dodecyltin tris(isooctyl maleate); Organotin stabilizer 84029-64-1; Tin-based PVC heat stabilizer; Dioctyltin bis(isooctyl maleate) derivative; (Dodecylstannylene)bis(oxy-2,1-ethanediyl) bis(4-oxo-2-butenoate) diisooctyl ester
EINECS	Contact for details

Quality Control

Our production of Diisooctyl 4,4'-[(Didodecylstannylene)Bis(Oxy)]Bis[4-Oxoisocrotonate] adheres to a stringent quality management system. Every batch is analyzed to ensure consistent purity, performance, and compliance with relevant industry standards. Certificates of Analysis (COA) detailing key parameters such as tin content, assay, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Clear, viscous liquid to pale yellow solid
Identification (IR)	Conforms to structure
Assay (Tin Content)	≥ 10.5 %
Purity (HPLC)	≥ 95.0 %
Color (Gardner)	≤ 3
Acid Value	≤ 1.0 mg KOH/g
Moisture (KF)	≤ 0.2 %

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