Description

Isooctyl [(Butylthioxostannyl)Thio]Acetate is a specialized organotin compound with the CAS number 82554-77-6. This chemical serves as a highly effective stabilizer and catalyst in polymer synthesis, offering superior performance in demanding industrial processes. It is primarily required by manufacturers in the plastics, PVC, and specialty chemical industries for applications requiring precise thermal and light stabilization.

Application

• PVC Stabilizer: Acts as a primary or secondary stabilizer in rigid and flexible polyvinyl chloride (PVC) formulations to prevent thermal degradation during processing.
• Polymer Catalyst: Functions as a catalyst or co-catalyst in polyurethane (PU) and silicone rubber production, facilitating cross-linking reactions.
• Lubricant Additive: Used as an anti-wear and extreme pressure (EP) additive in advanced industrial lubricants and greases.
• Wood Preservative: Employed as a fungicidal and anti-microbial agent in wood treatment formulations for long-term protection.
• Silicone Curing Agent: Serves as a catalyst for the room-temperature vulcanization (RTV) of silicone sealants and adhesives.
• Antifouling Agent: A key biocidal component in marine antifouling paints and coatings for ship hulls.

Basic Information

Product Name	Isooctyl [(Butylthioxostannyl)Thio]Acetate
CAS No.	82554-77-6
Molecular Formula	C14H28O2S2Sn
Molecular Weight	411.2 g/mol
Synonyms	Isooctyl (butylthioxostannylthio)acetate; 2-Ethylhexyl [(butylthioxostannyl)thio]acetate; Tin, [(acetylthio)thioxo-, butyl-, S-ester with 2-ethylhexanol; Butyltin tris(2-ethylhexyl thioglycolate) (related compound); Organotin stabilizer 82554-77-6; Dibutyltin bis(2-ethylhexyl thioglycolate) derivative; PVC heat stabilizer CAS 82554-77-6; (2-Ethylhexyloxycarbonylmethylthio)butylthioxostannane
EINECS	Contact for details

Quality Control

Our production of Isooctyl [(Butylthioxostannyl)Thio]Acetate adheres to stringent quality management protocols. Each 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, tin content, and other critical parameters 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 heat, sparks, open flames, and incompatible materials such as strong oxidizing agents and acids. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Clear to pale yellow liquid
Identification (IR)	Conforms
Assay (Tin content)	≥ 28.5 %
Specific Gravity (20°C)	1.10 - 1.25
Refractive Index (20°C)	1.490 - 1.520

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