Description

Dodecyl 5-[[3-(Dodecyloxy)-3-Oxopropyl]Thio]-5-Octyl-9-Oxo-10-Oxa-4,6-Dithia-5-Stannadocosanoate is a specialized organotin compound with a complex thioether and ester functionalized structure. This compound is valued for its role as a high-performance stabilizer and catalyst intermediate in advanced polymer synthesis and material science applications. It is primarily needed by manufacturers in the plastics, specialty coatings, and lubricant additive industries seeking to enhance thermal stability and processing characteristics.

Application

• Polymer Stabilizer: Acts as a heat and light stabilizer in PVC and other halogenated polymers to prevent degradation during processing and end-use.
• Catalyst Precursor: Serves as an intermediate in the synthesis of organotin catalysts used for polyurethane formation and esterification reactions.
• Lubricant & Grease Additive: Imparts extreme pressure (EP) and anti-wear properties in advanced synthetic lubricants and industrial greases.
• Specialty Coating Crosslinker: Used in high-performance coating formulations to improve durability, chemical resistance, and adhesion.
• Silicone Modification: Employed as a coupling or modifying agent in silicone rubber and resin systems to alter physical properties.
• Research & Development: Utilized in academic and industrial R&D for developing new organometallic compounds and studying reaction mechanisms.

Basic Information

Product Name	Dodecyl 5-[[3-(Dodecyloxy)-3-Oxopropyl]Thio]-5-Octyl-9-Oxo-10-Oxa-4,6-Dithia-5-Stannadocosanoate
CAS No.	60494-17-9
Molecular Formula	C₅₃H₁₀₄O₅S₂Sn
Molecular Weight	~1020.1 g/mol
Synonyms	Dioctyltin bis(isooctyl thioglycolate); Dioctyltin bis(isooctylmercaptoacetate); DOTG; Dioctyltin bis(2-ethylhexyl thioglycolate); Tin, bis[(2-ethylhexyl)thioacetato]diocyl-; Stabilizer T-250; Stanclere T-250; Advastab TM-188; Thermolite 831
EINECS	Contact for details

Quality Control

Our production of this organotin compound adheres to strict quality management protocols. Each batch is analyzed to ensure compliance with relevant industry specifications for polymer additives. Certificates of Analysis (COA) documenting purity, assay, and key impurity profiles 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 a controlled room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, the container should be kept under an inert atmosphere (e.g., nitrogen) after opening and protected from moisture ingress.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber viscous liquid
Identification (IR)	Conforms to structure
Assay (Tin content)	Min. 18.5%
Purity (HPLC)	Min. 95.0%
Color (Gardner)	Max. 4
Density at 20°C	~1.05 - 1.10 g/mL
Refractive Index (n20D)	~1.490 - 1.510
Water Content (KF)	Max. 0.2%

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