Description

Bis(tert-Decanoyloxy)Dioctylstannane is a high-purity organotin compound, specifically a dialkyltin dicarboxylate, valued for its role as a highly effective catalyst and stabilizer in demanding polymer synthesis. Its primary commercial value lies in providing superior thermal stability and controlled reactivity, which are critical for producing high-performance materials with consistent properties. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance the quality and processing characteristics of their formulations.

Application

• Primary catalyst for the production of polyurethane (PU) foams and elastomers.
• Key component as a heat stabilizer for rigid and flexible PVC (polyvinyl chloride) formulations.
• Catalyst for esterification and transesterification reactions in plasticizer and lubricant synthesis.
• Used in the manufacture of high-temperature silicone rubbers and resins.
• Stabilizing agent for other polymers susceptible to thermal degradation during processing.
• Intermediate in the synthesis of other specialized organometallic compounds.

Basic Information

Product Name	Bis(tert-Decanoyloxy)Dioctylstannane
CAS No.	97392-78-4
Molecular Formula	C36H72O4Sn
Molecular Weight	671.66 g/mol
Synonyms	Dioctyltin bis(tert-decanoate); Dioctyltin di(tert-decanoate); Di-n-octyltin bis(tert-decanoyloxy); Di-n-octyltin di-tert-decanoate; DOTG-T; Stannane, bis(tert-decanoyloxy)dioctyl-; Organotin catalyst T-9 (related trade name); Thermolite T-9 (related trade name)
EINECS	Contact for details

Quality Control

Our production of Bis(tert-Decanoyloxy)Dioctylstannane adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed against comprehensive specifications, including assay, tin content, and impurity profile. Certificates of Analysis (COA) documenting purity and key physical-chemical parameters are provided with every shipment to support your quality assurance and regulatory compliance needs.

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 material is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Sn content)	≥ 17.5 %
Purity (HPLC)	≥ 95.0 %
Specific Gravity (20°C)	1.00 - 1.05
Refractive Index (20°C)	1.470 - 1.480

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