Description

Dioctyltin(IV) Dibenzoate is a high-purity organotin compound widely utilized as a highly effective catalyst and stabilizer. Its primary value lies in its ability to accelerate specific chemical reactions while maintaining excellent thermal stability, which is critical for ensuring product consistency and performance in demanding industrial processes. This compound is essential for manufacturers in the polymer, plastics, and specialty chemical industries seeking reliable and efficient catalytic solutions.

Application

• Polyurethane (PU) Foam Catalyst: A key catalyst in the production of flexible and rigid polyurethane foams, promoting the reaction between isocyanates and polyols.
• Polymer Stabilizer: Used as a heat stabilizer for PVC and other halogenated polymers to prevent degradation during processing.
• Esterification & Transesterification Catalyst: Facilitates esterification and transesterification reactions in the synthesis of plasticizers, lubricants, and biodiesel.
• Silicone Cross-Linking Agent: Acts as a catalyst in the curing and cross-linking of silicone rubbers and resins.
• Adhesive & Sealant Formulation: Employed in the production of high-performance adhesives and sealants to control cure rates and final properties.
• Specialty Chemical Synthesis: Serves as a catalyst or intermediate in various organic synthesis processes for pharmaceuticals and fine chemicals.

Basic Information

Product Name	Dioctyltin(IV) Dibenzoate
CAS No.	23519-66-6
Molecular Formula	C30H44O4Sn
Molecular Weight	587.37 g/mol
Synonyms	Dioctyltin Dibenzoate; Di-n-octyltin Dibenzoate; DOTDB; Stannane, dibenzoatodioctyl-; Tin, dibenzoatodi-n-octyl-; Octyltin Dibenzoate; Catalyst C-2; Thermolite 340
EINECS	Contact for details

Quality Control

Our Dioctyltin(IV) Dibenzoate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, catalytic activity, and physical properties. A comprehensive Certificate of Analysis (COA) documenting identity, assay, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your quality requirements.

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); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture, which may affect performance.

Specification

Item	Specification
Appearance	Clear to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Sn content)	≥ 20.0 %
Purity (HPLC)	≥ 95.0 %
Density (20°C)	1.10 - 1.20 g/cm³
Refractive Index (20°C)	1.520 - 1.540
Water Content (KF)	≤ 0.5 %

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