Description

Dibutylbis[(p-tert-Butylbenzoyl)Oxy]Stannane is a specialized organotin compound widely recognized for its role as a highly effective catalyst and stabilizer in polymer chemistry. Its primary value lies in its ability to facilitate precise and efficient chemical reactions, particularly in the production of high-performance materials. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance product durability and processing characteristics.

Application

• Primary catalyst in polyurethane (PU) foam and elastomer production.
• Stabilizer and catalyst for silicone (RTV) and other condensation-cure systems.
• Key intermediate in the synthesis of heat stabilizers for PVC and other halogenated polymers.
• Used as a cross-linking agent and catalyst in esterification and transesterification reactions.
• Employed in the manufacture of high-temperature lubricants and greases.
• Component in specialty coatings and adhesives requiring controlled cure profiles.

Basic Information

Product Name	Dibutylbis[(p-tert-Butylbenzoyl)Oxy]Stannane
CAS No.	20556-89-2
Molecular Formula	C34H52O4Sn
Molecular Weight	643.47 g/mol
Synonyms	Dibutyltin bis(p-tert-butylbenzoate); Dibutyltin di(p-tert-butylbenzoate); DBTL-BB; Tin, dibutylbis[(4-(1,1-dimethylethyl)benzoyl)oxy]-; Dibutyltin p-tert-butylbenzoate; Catalyst T-45 (trade name); Stanclere TBTB; Dibutylbis(4-tert-butylbenzoyloxy)stannane
EINECS	Contact for details

Quality Control

Our Dibutylbis[(p-tert-Butylbenzoyl)Oxy]Stannane is manufactured under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identification, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place 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	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Sn content)	Min. 18.0%
Purity (HPLC)	Min. 95.0%
Specific Gravity (20°C)	1.10 - 1.20
Refractive Index (20°C)	1.520 - 1.540
Water Content (KF)	Max. 0.5%

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