Description

Dibutylbis(Octyloxy)Stannane is a specialized organotin compound widely utilized as a catalyst and stabilizer in high-performance polymer synthesis. Its value lies in its ability to efficiently promote specific condensation reactions while offering enhanced thermal stability compared to simpler tin alkoxides. This product is essential for manufacturers in the plastics, silicone, and specialty coatings industries seeking reliable catalysts for producing polyesters, polyurethanes, and other engineered materials.

Application

• Catalyst for Polycondensation Reactions: Key in the production of polyesters (PET, PBT) and polycarbonates.
• Cross-linking Agent: Used in silicone (RTV) and polyurethane elastomer formulations.
• Stabilizer for PVC: Acts as a heat stabilizer in flexible and rigid polyvinyl chloride applications.
• Intermediate for Synthesis: Serves as a precursor for other organometallic compounds and catalysts.
• Surface Modification Agent: Imparts specific surface properties in glass and filler treatments.
• Adhesion Promoter: Enhances bonding in coatings, inks, and adhesive systems.

Basic Information

Item	Details
Product Name	Dibutylbis(Octyloxy)Stannane
CAS No.	3349-38-0
Molecular Formula	C24H52O2Sn
Molecular Weight	491.37 g/mol
Synonyms	Dibutyltin Dioctoxide; Dibutyltin Bis(octyloxide); Stannane, dibutylbis(octyloxy)-; Dibutyltin Octoate (related); DBTDO; Tin, dibutylbis(octyloxy)-; Dibutyltin Di(2-ethylhexoxide) (isomeric); Organotin Catalyst T-9 (trade name related)
EINECS	222-101-1

Quality Control

Our Dibutylbis(Octyloxy)Stannane is manufactured under stringent process controls to ensure batch-to-batch consistency and high purity. Quality is verified through a comprehensive suite of analytical techniques including FT-IR, NMR, and titration methods to confirm identity and assay. A Certificate of Analysis (COA) detailing purity, tin content, and specific 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 material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Tin Content)	≥ 23.5 %
Purity (GC)	≥ 95.0 %
Specific Gravity (20°C)	1.05 - 1.10
Refractive Index (n20D)	1.470 - 1.480

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