Description

Decyl 4-Butyl-4-[[2-(Decyloxy)-2-Oxoethyl]Thio]-7-Oxo-8-Oxa-3,5-Dithia-4-Stannaoctadecanoate is a specialized organotin compound with a complex molecular structure designed for high-performance applications. Its primary value lies in its role as a highly effective stabilizer and catalyst in polymer chemistry, offering superior thermal and light stability. This product is essential for manufacturers in the plastics, PVC, and specialty polymer industries seeking to enhance the durability and processing characteristics of their materials. The CAS number for this compound is 84030-46-6.

Application

• PVC Stabilizer: Acts as a highly effective heat and light stabilizer in rigid and flexible polyvinyl chloride (PVC) formulations, preventing degradation during processing and extending product lifespan.
• Polymer Catalyst: Serves as a catalyst or co-catalyst in polycondensation and polyaddition reactions for producing engineering plastics and high-performance resins.
• Lubricant Additive: Used as an anti-wear and extreme pressure (EP) additive in advanced synthetic lubricants and greases for industrial machinery.
• Silicone Cross-Linking Agent: Facilitates cross-linking in silicone rubber and sealant formulations, improving their thermal and mechanical properties.
• Wood Preservative: Employed as a key biocidal component in preservative treatments for timber and wood composites.
• Antifouling Agent: A critical ingredient in marine antifouling paints and coatings to prevent the growth of organisms on ship hulls and underwater structures.
• Specialty Intermediate: Functions as a sophisticated synthetic intermediate for further chemical synthesis in agrochemical and pharmaceutical research.

Basic Information

Product Name	Decyl 4-Butyl-4-[[2-(Decyloxy)-2-Oxoethyl]Thio]-7-Oxo-8-Oxa-3,5-Dithia-4-Stannaoctadecanoate
CAS No.	84030-46-6
Molecular Formula	C₄₈H₉₄O₅S₃Sn
Molecular Weight	~ 998.0 g/mol
Synonyms	Dioctyltin bis(isooctyl thioglycolate); DOTG; Dioctyltin bis(isooctylmercaptoacetate); Dioctyltin di(isooctyl thioglycolate); Tin, bis[(carboxymethyl)thio]di-, diisooctyl ester; Stabilizer T-250; Stanclere T-250; Advastab TM-188; Thermolite 831; EINECS likely 281-858-0 (Contact for verification)
EINECS	Likely 281-858-0 (Contact for verification)

Quality Control

Our Decyl 4-Butyl-4-[[2-(Decyloxy)-2-Oxoethyl]Thio]-7-Oxo-8-Oxa-3,5-Dithia-4-Stannaoctadecanoate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including assay, tin content determination, and impurity profiling, to ensure it meets precise specifications for industrial applications. Certificates of Analysis (COA) detailing purity, physical properties, and performance characteristics are available upon request to 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 a controlled room temperature (15-25°C). Keep away from heat sources, open flames, and incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain product efficacy.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (Tin Content)	Min. 11.8 %
Purity (HPLC)	Min. 95.0 %
Specific Gravity (20°C)	1.05 - 1.10
Refractive Index (20°C)	1.490 - 1.510
Water Content (KF)	Max. 0.3 %

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