Description

Bis(Nonanoyloxy)Dioctylstannane is a high-purity organotin compound, specifically a dialkyltin dicarboxylate, valued for its exceptional performance as a 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-quality, durable materials. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking reliable and efficient process additives.

Application

• Polyurethane (PU) Catalyst: A highly effective catalyst for the production of flexible and rigid polyurethane foams, elastomers, and coatings, offering excellent gel-to-blow balance and process control.
• Polyvinyl Chloride (PVC) Stabilizer: Acts as a potent heat stabilizer in PVC formulations, preventing degradation during high-temperature processing and extending the service life of the final products.
• Silicone Cross-Linking Agent: Used as a catalyst in condensation-cure silicone rubber systems (RTV-1 and RTV-2), facilitating room-temperature vulcanization with good depth cure.
• Esterification & Transesterification Catalyst: Employed as a catalyst in organic synthesis for esterification and transesterification reactions, particularly where high selectivity and mild conditions are required.
• Adhesive & Sealant Formulations: A key component in formulating high-performance adhesives and sealants, contributing to enhanced curing profiles and final material properties.
• Lubricant & Grease Additive: Serves as an additive in synthetic lubricants and greases to improve extreme pressure (EP) properties and thermal-oxidative stability.

Basic Information

Product Name	Bis(Nonanoyloxy)Dioctylstannane
CAS No.	85938-43-8
Molecular Formula	C34H68O4Sn
Molecular Weight	651.59 g/mol
Synonyms	Dioctyltin Bis(nonanoate); Dioctyltin Dinonanoate; DOTG (Dioctyltin Glycolate) analogue; Stannane, bis(nonanoyloxy)dioctyl-; Dioctylstannane Bis(nonanoyl ester); Organotin catalyst 85938-43-8; Tin(IV) dioctyl dinonanoate; Bis(nonanoyloxy)bis(octyl)stannane
EINECS	Contact for details

Quality Control

Our Bis(Nonanoyloxy)Dioctylstannane is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including assay, identification, and impurity profiling, to ensure it meets precise specifications for catalytic activity and purity. Certificates of Analysis (COA) documenting key parameters are provided with each shipment to guarantee batch-to-batch consistency and traceability.

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 acids, strong bases, and oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal activity.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms to structure
Assay (Sn content)	Min. 17.5 %
Purity (HPLC)	Min. 95.0 %
Specific Gravity (20°C)	1.00 - 1.10
Refractive Index (20°C)	1.470 - 1.490
Heavy Metals (as Pb)	Max. 10 ppm

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