Description

4,4',4''-[(Methylstannylidyne)Tris(Oxy)]Tris(4-Oxo-2-Butenoic Acid 6-Methylheptyl) Ester is a specialized organotin compound with a complex, multi-branched molecular structure. This chemical is valued for its role as a high-performance stabilizer and catalyst precursor in advanced polymer formulations, where it contributes to enhanced material properties and processing stability. It is primarily sought by manufacturers in the plastics, coatings, and specialty chemical synthesis industries for developing high-grade, durable products.

Application

• Polymer Stabilizer: Acts as a heat and light stabilizer in PVC and other halogenated polymers to prevent degradation during processing and end-use.
• Catalysis: Serves as a precursor or catalyst in esterification and transesterification reactions for producing specialty esters and polyesters.
• Advanced Coatings: Used in the formulation of high-performance industrial and marine coatings to improve weatherability and chemical resistance.
• Adhesives & Sealants: Incorporated to enhance the thermal stability and longevity of adhesive formulations.
• Lubricant & Grease Additive: Functions as an anti-wear and extreme-pressure additive in synthetic lubricants.
• Research & Development: Employed in academic and industrial R&D for synthesizing novel organometallic complexes and studying their properties.

Basic Information

Product Name	4,4',4''-[(Methylstannylidyne)Tris(Oxy)]Tris(4-Oxo-2-Butenoic Acid 6-Methylheptyl) Ester
CAS No.	72231-02-8
Molecular Formula	C46H74O12Sn
Molecular Weight	930.77 g/mol
Synonyms	Methyltin tris(6-methylheptyl acetoacetate); Methylstannylidyne tris(oxy) tris(4-oxo-2-butenoic acid 6-methylheptyl ester); Tin, [(methyltris(oxy-2,1-ethanediyloxy-2,1-ethanediyl)]tris(4-oxo-2-butenoato-O3,O4)]-, (OC-6-11)-; Organotin stabilizer 72231-02-8; Methyltin acetoacetate ester; 6-Methylheptyl acetoacetate methyltin derivative; Catalyst T-9 related compound
EINECS	Contact for details

Quality Control

Every batch of our organotin products undergoes rigorous quality testing to ensure compliance with stringent industry specifications. Our quality assurance protocol includes advanced analytical techniques to verify identity, purity, and consistency. Certificates of Analysis (COA) detailing all test results are available upon request, providing full traceability and supporting your quality management systems.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials such as strong acids and oxidizing agents. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color	Colorless to pale yellow
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 12.5%
Purity (HPLC)	≥ 95.0%
Specific Gravity (20°C)	1.05 - 1.15
Refractive Index (20°C)	1.470 - 1.490

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