Description

Dioctadecyl 4,4'-[(Dibutylstannylene)Bis(Oxy)]Bis[4-Oxocrotonate] is a specialized organotin compound that serves as a highly effective catalyst and stabilizer in advanced polymer synthesis. Its unique structure provides exceptional thermal stability and catalytic efficiency, making it a critical component for producing high-performance materials. This compound is primarily sought by manufacturers in the polymer, plastics, and specialty chemical industries for applications requiring precise control over reaction kinetics and material properties.

Application

• Polymerization Catalyst: Used as a catalyst in the production of polyurethanes, polyesters, and other condensation polymers.
• PVC Stabilizer: Acts as a heat stabilizer in polyvinyl chloride (PVC) formulations to prevent degradation during processing.
• Crosslinking Agent: Facilitates crosslinking reactions in silicone and other elastomer systems to enhance durability.
• Intermediate for Specialty Chemicals: Serves as a key building block in the synthesis of other organometallic compounds and functional additives.
• Adhesive & Sealant Formulations: Improves the curing characteristics and final properties of high-performance adhesives and sealants.
• Lubricant & Grease Additive: Utilized as an additive to improve the extreme pressure and anti-wear properties of industrial lubricants.

Basic Information

Product Name	Dioctadecyl 4,4'-[(Dibutylstannylene)Bis(Oxy)]Bis[4-Oxocrotonate]
CAS No.	94237-39-5
Molecular Formula	C58H108O8Sn
Molecular Weight	1044.27 g/mol
Synonyms	Dioctadecyl dibutylstannylene bis(4-oxo-4-oxobut-2-enoate); Dibutyltin bis(stearyl maleate) derivative; Organotin catalyst 94237-39-5; Bis(octadecyl) 4,4'-[(dibutylstannylene)bis(oxy)]bis(4-oxobut-2-enoate); Dibutylstannylene bis(octadecyl maleate); Tin-based polymerization catalyst; DBTL derivative ester
EINECS	Contact for details

Quality Control

Our production of Dioctadecyl 4,4'-[(Dibutylstannylene)Bis(Oxy)]Bis[4-Oxocrotonate] adheres to stringent quality management protocols. Every batch undergoes comprehensive analysis, including assay, identification, and impurity profiling, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) documenting purity, tin content, and other critical parameters are available upon request to support your quality assurance and regulatory needs.

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). Keep away from strong alkalis and incompatible organic solvents. The container must be kept tightly sealed to exclude moisture.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 95.0%
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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