Description

Butyl 3-[Tris[[2-(Isooctyloxy)-2-Oxoethyl]Thio]Stannyl]Propionate is a specialized organotin compound designed for high-performance applications requiring thermal and light stabilization. This chemical is valued for its ability to act as a highly effective stabilizer and catalyst in demanding polymer systems, ensuring product longevity and performance under harsh conditions. It is primarily sought by manufacturers in the plastics, coatings, and specialty chemical industries for formulating PVC, polyurethanes, and other polymers that require enhanced durability.

Application

• PVC Stabilizer: Acts as a primary or secondary heat stabilizer in flexible and rigid PVC formulations, including profiles, pipes, and films.
• Polyurethane Catalyst: Serves as a catalyst in the production of polyurethane foams and elastomers, promoting consistent curing.
• Silicone Cross-Linking Agent: Used as a cross-linking agent or catalyst in silicone rubber and sealant formulations.
• Lubricant Additive: Functions as an anti-wear and extreme pressure additive in advanced synthetic lubricants and greases.
• Adhesive & Sealant Formulation: Imparts stability and improves the aging characteristics of high-performance adhesives and sealants.
• Coatings Industry: Employed as a stabilizer in coatings to prevent degradation from heat and UV exposure, maintaining film integrity.

Basic Information

Product Name	Butyl 3-[Tris[[2-(Isooctyloxy)-2-Oxoethyl]Thio]Stannyl]Propionate
CAS No.	63438-80-2
Molecular Formula	C41H80O8S3Sn
Molecular Weight	924.4 g/mol (approx.)
Synonyms	Butyl tris(isooctyl thioglycolate)tin propionate; Tin, butyl[[3-(1-oxobutoxy)propyl]tris[2-(isooctyloxy)-2-oxoethylthio]-; Butyltin tris(isooctyl thioglycolate) propionate; Organotin stabilizer 63438-80-2; Thermolite 310; Advastab TM 310; Stanclere T 490; (Butyl)[[3-(1-oxobutoxy)propyl]tris[2-(isooctyloxy)-2-oxoethylthio]]stannane
EINECS	Contact for details

Quality Control

Our production of Butyl 3-[Tris[[2-(Isooctyloxy)-2-Oxoethyl]Thio]Stannyl]Propionate adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is analyzed against comprehensive specifications, including organotin content, purity, and critical impurity profiles. Certificates of Analysis (COA) documenting these results are provided and can be tailored to meet specific customer or regulatory requirements, including those relevant to polymer additive standards.

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, open flames, and incompatible materials such as strong oxidizing agents. Due to its light-sensitive nature, containers should be opaque or stored in darkness to maintain product efficacy.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber liquid
Identification (IR)	Conforms to structure
Assay (Tin Content)	Min. 12.5%
Specific Gravity (20°C)	1.05 - 1.15
Refractive Index (20°C)	1.470 - 1.490
Viscosity (25°C)	100 - 500 mPa·s
Heavy Metals (as Pb)	Max. 10 ppm

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