Description

Tridodecyl 2,2',2''-[(Octylstannylidyne)Tris(Thio)]Triacetate is a specialized organotin compound with a unique structure designed for high-performance applications. This chemical matters for its role as a highly effective stabilizer and catalyst, offering superior thermal and light stability in demanding polymer systems. It is primarily needed by manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance the durability and processing characteristics of their products.

Application

• PVC Stabilizer: Acts as a highly efficient heat and light stabilizer for rigid and flexible polyvinyl chloride (PVC) formulations, preventing degradation during processing and extending product lifespan.
• Polymer Catalyst: Serves as a catalyst in polyurethane (PU) and silicone polymerization reactions, facilitating controlled curing and cross-linking.
• Lubricant Additive: Used as an extreme pressure (EP) additive and anti-wear agent in advanced synthetic lubricants and greases.
• Wood Preservative: Incorporated into formulations for protecting wood against fungal decay and insect damage.
• Antifouling Agent: A key component in marine antifouling paint systems to prevent the growth of barnacles and algae on ship hulls.
• Silicone Cross-linker: Functions as a cross-linking agent in room-temperature vulcanizing (RTV) silicone rubbers, improving their mechanical properties.

Basic Information

Product Name	Tridodecyl 2,2',2''-[(Octylstannylidyne)Tris(Thio)]Triacetate
CAS No.	84332-95-6
Molecular Formula	C62H122O6S3Sn
Molecular Weight	1150.9 g/mol
Synonyms	Tridodecyl (Octylstannylidyne)Tris(Thio)Triacetate; Octyltin Tris(Isooctyl Thioglycolate); 2,2',2''-[(Octylstannylidyne)Tris(Thio)]Triacetic Acid Tridodecyl Ester; Tridodecyl Tris(2-Mercaptoacetato)Octylstannane; OT-3; Octyltin Mercaptide; Stabilizer OT-3; Tinuvin OT-3 (Trade Name Variant)
EINECS	Contact for details

Quality Control

Our production of Tridodecyl 2,2',2''-[(Octylstannylidyne)Tris(Thio)]Triacetate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including assay, identification, and impurity profiling, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) documenting purity, physical properties, and heavy metal content 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 room temperature (15-25°C). Keep away from heat sources, strong oxidizing agents, and incompatible materials. Due to its light-sensitive nature, the container should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber viscous liquid
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 10.0 %
Purity (HPLC)	≥ 95.0 %
Specific Gravity (20°C)	1.05 - 1.15
Refractive Index (20°C)	1.490 - 1.510
Heavy Metals (as Pb)	≤ 10 ppm

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