Description

2-Ethylhexyl 14-Ethyl-6,6-Dioctyl-4,8,11-Trioxo-5,7,12-Trioxa-6-Stannaoctadeca-2,9-Dienoate is a specialized organotin compound, recognized by CAS NO 10039-33-5, valued for its role as a high-performance stabilizer and catalyst in demanding polymer formulations. Its complex molecular structure provides exceptional thermal and light stability, making it a critical additive for enhancing the durability and lifespan of finished products. This chemical is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to improve product performance under harsh environmental conditions.

Application

• Polyvinyl Chloride (PVC) Stabilizer: Acts as a highly effective heat stabilizer in rigid and flexible PVC formulations, preventing degradation during high-temperature processing.
• Polyurethane Catalysis: Serves as a catalyst in the production of polyurethane foams and elastomers, promoting efficient and controlled reaction kinetics.
• Silicone Rubber Cross-Linking: Used as a cross-linking agent or catalyst in the curing of silicone rubbers, ensuring optimal mechanical properties.
• Specialty Coatings & Inks: Imparts light and weather stability to high-performance industrial coatings, automotive finishes, and printing inks.
• Lubricant & Grease Additive: Functions as an extreme pressure (EP) additive and antioxidant in advanced synthetic lubricants and greases.
• Adhesive Formulations: Enhances the thermal stability and curing profile of structural and industrial adhesives.

Basic Information

Product Name	2-Ethylhexyl 14-Ethyl-6,6-Dioctyl-4,8,11-Trioxo-5,7,12-Trioxa-6-Stannaoctadeca-2,9-Dienoate
CAS No.	10039-33-5
Molecular Formula	C₄₀H₇₄O₇Sn
Molecular Weight	786.31 g/mol
Synonyms	Dioctyltin bis(2-ethylhexyl maleate); Dioctyltin bis(ethylhexyl maleate); DOTG maleate ester; Tin, bis(2-ethylhexyl maleato)diocyl-; Di-n-octyltin bis(2-ethylhexyl maleate); Stabilizer T-8900; Stanclere T-8900; Thermolite 890
EINECS	Contact for details

Quality Control

Our production of 2-Ethylhexyl 14-Ethyl-6,6-Dioctyl-4,8,11-Trioxo-5,7,12-Trioxa-6-Stannaoctadeca-2,9-Dienoate adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing, including assay, tin content determination, and impurity profiling, to ensure consistent purity and performance that meets or exceeds industry specifications. Comprehensive Certificates of Analysis (COA) are provided with each shipment, detailing all critical quality parameters for your verification and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber viscous liquid
Identification (IR)	Conforms to reference spectrum
Assay (Tin Content)	Min. 14.8%
Purity (HPLC)	Min. 95.0%
Color (Gardner)	Max. 5
Density at 20°C	1.05 - 1.15 g/cm³
Refractive Index (n20D)	1.480 - 1.500

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