Description

Dibenzyltin Diacetate is a versatile organotin compound widely recognized for its efficacy as a catalyst and stabilizer in polymer chemistry. Its primary value lies in accelerating key reactions like polyurethane formation and esterification while also providing excellent thermal and light stability to finished products. This makes it an essential material for manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance production efficiency and product durability.

Application

• Polyurethane Catalyst: A highly effective catalyst for the production of flexible and rigid polyurethane foams, elastomers, and coatings.
• PVC Stabilizer: Acts as a heat stabilizer in polyvinyl chloride (PVC) formulations, preventing degradation during processing and extending product life.
• Esterification & Transesterification Catalyst: Used to catalyze the synthesis of esters, plasticizers, and biodiesel.
• Silicone Cross-Linking Agent: Facilitates the curing and cross-linking of silicone rubbers and resins.
• Adhesive & Sealant Formulations: Imparts improved curing characteristics and stability to industrial adhesives and sealants.
• Specialty Polymer Additive: Serves as a functional additive to modify properties and processing of engineering plastics.

Basic Information

Product Name	Dibenzyltin Diacetate
CAS No.	33756-38-6
Molecular Formula	C18H20O4Sn
Molecular Weight	411.06 g/mol
Synonyms	Dibenzyltin(IV) Diacetate; Stannane, Diacetatodibenzyl-; Acetic Acid, Dibenzylstannylene Ester; Bis(acetoxy)dibenzylstannane; Dibenzylstannylene Diacetate; DBTDA; Tin, Diacetatodibenzyl-
EINECS	251-663-3

Quality Control

Our Dibenzyltin Diacetate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and performance. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with each shipment to guarantee consistency and support your quality assurance protocols.

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); the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (Sn content)	≥ 28.5 %
Purity (HPLC)	≥ 98.0 %
Melting Point	105 - 115 °C
Loss on Drying	≤ 1.0 %

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