Description

(Dibutylstannylene)Bis(Thioethylene) Bis(3,5,5-Trimethylhexanoate) is a specialized organotin compound that serves as a highly effective catalyst and stabilizer in advanced polymer synthesis. Its core value lies in its ability to facilitate precise chemical reactions, enhancing the thermal stability and performance characteristics of final polymeric materials. This product is essential for R&D chemists and production engineers in the polymer, plastics, and specialty chemical industries seeking to develop high-performance materials with controlled properties.

Application

• Polyurethane (PU) Catalyst: A key component in the production of polyurethane foams, elastomers, and coatings, where it promotes efficient and controlled polymerization reactions.
• Polymer Stabilizer: Used to prevent thermal degradation during the processing of various polymers, extending material lifespan and maintaining performance under heat.
• Cross-linking Agent: Facilitates the formation of three-dimensional networks in silicone and other specialty polymers, improving their mechanical strength and chemical resistance.
• Esterification & Transesterification Catalyst: Employed in the synthesis of plasticizers, lubricants, and biodiesel, offering high selectivity and yield.
• PVC Heat Stabilizer: Acts as a co-stabilizer in polyvinyl chloride (PVC) formulations to prevent dehydrochlorination and discoloration during high-temperature processing.
• Adhesive & Sealant Formulations: Enhances the curing properties and final durability of high-performance industrial adhesives and sealants.

Basic Information

Product Name	(Dibutylstannylene)Bis(Thioethylene) Bis(3,5,5-Trimethylhexanoate)
CAS No.	67859-59-0
Molecular Formula	C30H58O4S2Sn
Molecular Weight	641.6 g/mol
Synonyms	Dibutyltin Bis(2-mercaptoethyl) 3,5,5-Trimethylhexanoate; Dibutyltin Bis(2-mercaptoethyl) Isooctanoate; Stannane, 1,1'-[1,2-ethanediylbis(thio)]bis[1,1-dibutyl-, bis(3,5,5-trimethylhexanoate); DBTL derivative; Organotin thioester; Tin-based catalyst 67859-59-0; Bis(2-mercaptoethyl) dibutylstannylene diisooctanoate
EINECS	Contact for details

Quality Control

Our (Dibutylstannylene)Bis(Thioethylene) Bis(3,5,5-Trimethylhexanoate) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity, consistent performance, and compliance with relevant industry standards. Comprehensive Certificates of Analysis (COA) detailing assay, identity, 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, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and moisture. For long-term storage, consider an inert atmosphere to preserve optimal activity.

Specification

Item	Specification
Appearance	Clear to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 18.5 %
Purity (HPLC)	≥ 95.0 %
Specific Gravity (20°C)	1.05 - 1.15
Refractive Index (20°C)	1.480 - 1.510

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