Description

Dodecyl 4-Dodecyl-4-[[2-(Dodecyloxy)-2-Oxoethyl]Thio]-7-Oxo-8-Oxa-3,5-Dithia-4-Stannaicosanoate is a complex organotin carboxylate ester with a high molecular weight, designed for specialized industrial applications. This compound is valued for its unique combination of tin and sulfur functionalities, which can impart specific properties to formulations. It is primarily sought by manufacturers in the polymer and specialty chemical industries for use as a stabilizer, catalyst, or functional additive.

Application

• Polymer Stabilizer: Acts as a heat and light stabilizer in PVC and other halogenated polymers to prevent degradation during processing and service life.
• Catalyst Intermediate: Serves as a precursor or co-catalyst in specific polycondensation and esterification reactions.
• Lubricant Additive: Used as an extreme pressure (EP) and anti-wear additive in advanced synthetic lubricants and greases.
• Specialty Surfactant: Functions as a surface-active agent with specific metal-chelating properties for niche industrial cleaning or emulsion formulations.
• Wood Preservative Synergist: Enhances the efficacy of biocides in wood treatment formulations.
• Antifouling Agent: A key component in marine antifouling paint formulations to inhibit the growth of organisms on ship hulls.

Basic Information

Item	Details
Product Name	Dodecyl 4-Dodecyl-4-[[2-(Dodecyloxy)-2-Oxoethyl]Thio]-7-Oxo-8-Oxa-3,5-Dithia-4-Stannaicosanoate
CAS No.	84030-41-1
Molecular Formula	C₄₈H₉₄O₅S₂Sn
Molecular Weight	942.1 g/mol (approx.)
Synonyms	Dioctyltin bis(isooctyl thioglycolate); Dioctyltin bis(isooctylmercaptoacetate); DOTG; Dioctyltin di(isooctyl thioglycolate); Tin, bis[2-(isooctyloxy)-2-oxoethyl]thio]dioctyl-; Stabilizer T-250; Stanclere T-250; Advastab TM-188; Thermolite 831
EINECS	Contact for details

Quality Control

Our production of Dodecyl 4-Dodecyl-4-[[2-(Dodecyloxy)-2-Oxoethyl]Thio]-7-Oxo-8-Oxa-3,5-Dithia-4-Stannaicosanoate adheres to a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, performance, and compliance with relevant industry specifications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with each shipment.

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 heat, open flames, and strong oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber liquid
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 12.0 %
Specific Gravity (20°C)	1.05 - 1.10
Refractive Index (20°C)	1.480 - 1.500
Color (Gardner)	≤ 5
Moisture (Karl Fischer)	≤ 0.3 %

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