Description

2-Ethylhexoxycarbonylmethanethiolate, Octyltin is an organotin compound primarily used as a stabilizer and catalyst in polymer chemistry. This compound is valued for its ability to enhance the thermal stability and processing characteristics of various polymeric materials. It is a critical component for manufacturers in the PVC, polyurethane, and silicone industries seeking to improve product longevity and performance under heat and light stress.

Application

• PVC Stabilizer: Acts as a highly effective heat stabilizer in the production of rigid and flexible polyvinyl chloride (PVC) products, preventing degradation during processing and extending service life.
• Polyurethane Catalyst: Serves as a catalyst in the production of polyurethane foams and elastomers, promoting consistent and efficient curing reactions.
• Silicone Cross-Linking Agent: Used as a cross-linking agent or catalyst in silicone rubber and resin formulations to control cure rates and final material properties.
• Esterification & Transesterification Catalyst: Facilitates esterification and transesterification reactions in the synthesis of plasticizers, lubricants, and biodiesel.
• Antifouling Agent Precursor: Employed as an intermediate in the synthesis of organotin biocides for marine antifouling paints (subject to regional regulations).
• Glass Coating Additive: Functions as a precursor in chemical vapor deposition (CVD) processes for applying tin oxide coatings on glass.

Basic Information

Item	Detail
Product Name	2-Ethylhexoxycarbonylmethanethiolate, Octyltin
CAS No.	64685-80-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Octyltin 2-ethylhexyl thioglycolate; Dioctyltin bis(2-ethylhexyl thioglycolate); Dioctyltin bis(2-ethylhexylmercaptoacetate); DOTG; Dioctyltin mercaptoacetate; Stabilizer T-250; Thermolite 831
EINECS	Contact for details

Quality Control

Our production of 2-Ethylhexoxycarbonylmethanethiolate, Octyltin adheres to a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot is analyzed against key parameters including tin content, assay, and impurity profiles. Certificates of Analysis (COA) documenting full specifications are provided with every shipment. Our quality protocols are designed to meet the demands of global industrial applications and can be aligned with specific customer requirements.

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 its light-sensitive nature, containers should be kept in opaque packaging or in a dark storage facility.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms
Assay (Sn Content)	≥ 18.0 %
Specific Gravity (20°C)	1.05 - 1.15
Refractive Index (20°C)	1.490 - 1.510
Color (Gardner)	≤ 5

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