Description

Bis(Isoundecanoyloxy)Dioctylstannane is a specialized organotin compound, specifically a dialkyltin dicarboxylate, known for its role as a highly effective catalyst and stabilizer. This compound is critical in industrial processes where controlled reactivity and thermal stability are paramount for product quality and consistency. It is primarily required by manufacturers in the polymer, silicone, and specialty chemical industries for applications such as polyurethane foam production and silicone curing.

Application

• Polyurethane Catalyst: A key catalyst in the production of flexible and rigid polyurethane foams, promoting the reaction between isocyanates and polyols.
• Silicone Cross-linking Agent: Used as a catalyst in condensation-cure silicone systems (RTV-1 and RTV-2) for sealants, adhesives, and elastomers.
• PVC Stabilizer: Acts as a heat stabilizer in polyvinyl chloride (PVC) formulations to prevent degradation during processing.
• Esterification & Transesterification Catalyst: Facilitates organic synthesis reactions for producing esters, plasticizers, and lubricants.
• Adhesive & Coating Formulations: Imparts specific curing characteristics and stability in high-performance industrial coatings and adhesives.
• Specialty Polymer Synthesis: Employed as a catalyst in the synthesis of polyesters and other condensation polymers.

Basic Information

Product Name	Bis(Isoundecanoyloxy)Dioctylstannane
CAS No.	93893-97-1
Molecular Formula	C42H84O4Sn
Molecular Weight	771.98 g/mol
Synonyms	Dioctyltin Diisoundecanoate; Dioctyltin Bis(isoundecanoate); DOTDG; Di-n-octyltin Diisoundecanoate; Stannane, bis(isoundecanoyloxy)dioctyl-; Dioctylstannanediyl Diisoundecanoate; Organotin Catalyst T-9 (related series); Thermolite 890
EINECS	Contact for details

Quality Control

Our Bis(Isoundecanoyloxy)Dioctylstannane is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. Each lot undergoes rigorous analytical testing, including assay, tin content determination, and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment 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). This material is hygroscopic (moisture-sensitive); ensure containers are kept sealed to prevent contact with atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms to structure
Assay (Sn Content)	Min. 14.5%
Purity (HPLC)	Min. 95.0%
Specific Gravity (20°C)	1.00 - 1.05
Refractive Index (20°C)	1.470 - 1.480
Water Content (KF)	Max. 0.5%

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