Description

Chlorotin CAS NO 13931-79-8 is a specialized organotin compound primarily utilized as a catalyst and stabilizer in various industrial polymerization processes. Its significance lies in its ability to efficiently control reaction kinetics and enhance the thermal stability of final polymer products, ensuring consistent quality and performance. This high-purity chemical is essential for manufacturers in the plastics, coatings, and specialty chemical synthesis sectors seeking reliable intermediates for advanced material production.

Application

• Polymerization Catalyst: A key catalyst in the production of polyurethanes, polyesters, and other condensation polymers.
• PVC Stabilizer: Acts as a heat stabilizer in the processing of polyvinyl chloride (PVC) formulations to prevent degradation.
• Cross-linking Agent: Used in silicone rubber and other elastomer systems to promote curing and improve mechanical properties.
• Intermediate for Fine Chemicals: Serves as a precursor in the synthesis of more complex organotin compounds and pharmaceutical intermediates.
• Wood Preservative Formulations: Employed as a component in biocidal treatments for timber and other cellulose-based materials.
• Antifouling Agent: Used in marine paint formulations to prevent the growth of organisms on ship hulls and underwater structures.

Basic Information

Product Name	Chlorotin
CAS No.	13931-79-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Stannane, chlorotriphenyl-; Triphenyltin chloride; Fentin chloride; TPTC; Triphenylchlorostannane; Chlorotriphenylstannane; TPT-Cl; NSC 17516
EINECS	237-710-5

Quality Control

Our Chlorotin is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay by titration and identification by FT-IR spectroscopy, to verify compliance with established specifications. A Certificate of Analysis (COA) documenting all critical quality attributes is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (Titration)	≥ 98.0 %
Melting Point	105 - 108 °C
Loss on Drying	≤ 0.5 %
Heavy Metals (as Pb)	≤ 20 ppm

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