Description

(Dibutylstannylene)Bis(Thioethylene) Bis(2-Ethylhexanoate) is a specialized organotin compound that serves as a highly effective catalyst and stabilizer in advanced polymer synthesis. Its unique structure provides excellent thermal stability and catalytic activity, making it a critical component for manufacturers requiring precise control over reaction kinetics and product longevity. This chemical is essential for producers in the plastics, coatings, and specialty chemical industries seeking to enhance the performance and durability of their formulations.

Application

• Polyurethane Catalysis: A key catalyst for polyurethane foam and elastomer production, promoting efficient urethane and isocyanate reactions.
• PVC Stabilization: Acts as a highly effective heat stabilizer in flexible and rigid PVC formulations, preventing degradation during processing.
• Silicone Cross-linking: Used as a catalyst in condensation-cure silicone rubber systems (RTV), facilitating room-temperature vulcanization.
• Esterification & Transesterification: Employed as a catalyst in the synthesis of esters, polyesters, and biodiesel production.
• Adhesive & Sealant Formulations: Enhances cure rates and final properties in high-performance industrial adhesives and sealants.
• Specialty Polymer Additive: Functions as a co-stabilizer or synergist in complex polymer blends to improve weatherability and thermal aging resistance.

Basic Information

Product Name	(Dibutylstannylene)Bis(Thioethylene) Bis(2-Ethylhexanoate)
CAS No.	68298-37-3
Molecular Formula	C28H54O4S2Sn
Molecular Weight	637.6 g/mol
Synonyms	Dibutyltin Bis(2-ethylhexyl Thioglycolate); Dibutyltin Bis(2-Ethylhexylmercaptoacetate); DBTL-EH; Dibutyltin Bis(iso-octyl Thioglycolate); Thermolite 340; Stanclere T-2500; Dibutyltin Bis(2-Ethylhexyloxycarbonylmethyl Sulfide); 2-Ethylhexyl Thioglycolic Acid Ester with Dibutyltin Oxide
EINECS	Contact for details

Quality Control

Our (Dibutylstannylene)Bis(Thioethylene) Bis(2-Ethylhexanoate) is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, tin content, and impurity profiles. Our quality commitment aligns with ISO 9001 standards, and the product meets relevant industry specifications for polymer additives and catalysts.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) after opening to maintain stability and prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms to structure
Assay (Sn Content)	≥ 18.5 %
Specific Gravity (25°C)	1.10 - 1.20
Refractive Index (20°C)	1.490 - 1.510
Water Content	≤ 0.3 %

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