Description

1,3-Diacetoxy-1,1,3,3-Tetrabutyldistannoxane is a specialized organotin compound that serves as a highly effective catalyst and intermediate in advanced organic synthesis. Its unique distannoxane structure provides exceptional reactivity and selectivity, making it a critical component for manufacturers requiring precise chemical transformations. This product is essential for R&D laboratories and industrial-scale producers in the pharmaceutical, agrochemical, and polymer industries seeking to optimize their catalytic processes.

Application

• Catalyst for Transesterification Reactions: Widely used as a highly efficient catalyst in the production of polyesters, polycarbonates, and biodiesel, enabling high yields under mild conditions.
• Polymerization Initiator/Co-catalyst: Employed in the synthesis of specialized polymers and resins, including silicones and polyurethanes, where it controls molecular weight and polymer architecture.
• Pharmaceutical Intermediate: Acts as a key building block in the multi-step synthesis of complex active pharmaceutical ingredients (APIs), particularly in coupling and protection/deprotection steps.
• Agrochemical Synthesis: Utilized in the manufacturing of certain pesticides and herbicides, facilitating specific tin-mediated bond formations.
• Cross-Coupling Reactions: Serves as a precursor or catalyst in Stille and related cross-coupling reactions for forming carbon-carbon bonds in fine chemical synthesis.
• Surface Modification Agent: Used to treat glass, silica, and other inorganic surfaces to impart specific organofunctional properties.
• Stabilizer for PVC and Other Polymers: Functions as a heat and light stabilizer in halogen-containing polymer formulations to prevent degradation.
• Research & Development: A valuable reagent for academic and industrial research in organometallic chemistry and new catalytic system development.

Basic Information

Item	Details
Product Name	1,3-Diacetoxy-1,1,3,3-Tetrabutyldistannoxane
CAS No.	5967-09-9
Molecular Formula	C20H42O4Sn2
Molecular Weight	596.0 g/mol
Synonyms	Acetoxytetrabutyldistannoxane; Tetrabutyl-1,3-diacetoxydistannoxane; 1,1,3,3-Tetrabutyl-1,3-diacetoxydistannoxane; Distannoxane, 1,3-diacetoxy-1,1,3,3-tetrabutyl-; TBTA; Tetrabutyltin diacetate oxide dimer; Bis(acetoxytetrabutyltin) oxide
EINECS	227-785-1

Quality Control

Our 1,3-Diacetoxy-1,1,3,3-Tetrabutyldistannoxane is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including assay by titration and identification by spectroscopic methods, to ensure high purity and batch-to-batch consistency. A detailed Certificate of Analysis (COA) specifying purity, tin content, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 compound is easily oxidized and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage or after opening to maintain stability. Keep away from incompatible materials such as strong acids, strong bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Tin (Sn) Content	38.0 - 40.0 %
Related Impurities (HPLC)	≤ 2.0% total
Water Content (KF)	≤ 0.5%

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