Description

Dodecyl 5-Dodecyl-5-[[3-(Dodecyloxy)-3-Oxopropyl]Thio]-9-Oxo-10-Oxa-4,6-Dithia-5-Stannadocosanoate is a specialized organotin compound with a complex, multi-functional structure designed for high-performance applications. This chemical matters for its unique ability to act as a powerful stabilizer and catalyst, offering exceptional thermal and light stability to sensitive materials. It is primarily needed by manufacturers in the polymer, plastics, and specialty chemical industries seeking advanced additive solutions.

Application

• Polymer Stabilizer: Acts as a highly effective heat and light stabilizer for PVC and other halogenated polymers, preventing degradation during processing and extending product lifespan.
• Catalyst for Polyurethane Foams: Serves as a catalyst in the production of flexible and rigid polyurethane foams, promoting controlled reaction kinetics and improving foam structure.
• Silicone Cross-Linking Agent: Used in silicone rubber and sealant formulations to facilitate room-temperature vulcanization (RTV) and enhance final material properties.
• Lubricant & Grease Additive: Functions as an extreme-pressure (EP) additive and anti-wear agent in advanced lubricant and grease formulations.
• Wood & Textile Preservative: Imparts fungicidal and anti-microbial properties in treatments for wood, textiles, and other organic materials.
• Specialty Coating Formulations: Incorporated into coatings and paints to improve weatherability, adhesion, and chemical resistance.

Basic Information

Product Name	Dodecyl 5-Dodecyl-5-[[3-(Dodecyloxy)-3-Oxopropyl]Thio]-9-Oxo-10-Oxa-4,6-Dithia-5-Stannadocosanoate
CAS No.	83898-51-5
Molecular Formula	C55H108O5S3Sn
Molecular Weight	1080.9 g/mol
Synonyms	Dioctyltin bis(isooctyl thioglycolate); Dioctyltin bis(isooctylmercaptoacetate); DOTG; Dioctyltin bis(2-ethylhexyl thioglycolate); Stabilizer T-250; Stanclere T-250; Advastab TM-181; Thermolite 831
EINECS	Contact for details

Quality Control

Our production of Dodecyl 5-Dodecyl-5-[[3-(Dodecyloxy)-3-Oxopropyl]Thio]-9-Oxo-10-Oxa-4,6-Dithia-5-Stannadocosanoate adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, performance, and compliance with industry specifications. Certificates of Analysis (COA) detailing key parameters such as tin content, assay, and impurity profiles are available upon request.

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 oxidizing agents, strong acids, and strong bases. Due to the potential for moisture sensitivity, containers should be kept tightly sealed when not in use.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms to structure
Assay (Tin Content)	≥ 10.8 %
Specific Gravity (20°C)	1.05 - 1.10
Refractive Index (20°C)	1.490 - 1.510
Color (Gardner)	≤ 5
Water Content (KF)	≤ 0.2 %

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