Description

Tin Maleate CAS NO 16715-89-2 is an organotin compound primarily used as a catalyst and stabilizer in various polymerization processes. Its unique chemical structure makes it highly effective for promoting specific reactions and enhancing the thermal stability of final products. This chemical is essential for manufacturers in the plastics, coatings, and specialty polymer industries seeking to improve product performance and process efficiency.

Application

• Polymerization Catalyst: Acts as a catalyst in the production of polyesters, polyurethanes, and other condensation polymers.
• PVC Stabilizer: Used as a heat stabilizer in polyvinyl chloride (PVC) formulations to prevent degradation during processing.
• Cross-linking Agent: Facilitates cross-linking reactions in silicone rubbers and certain resin systems.
• Esterification & Transesterification: Catalyzes esterification and transesterification reactions in organic synthesis and biodiesel production.
• Antifouling Agent Precursor: Serves as an intermediate in the synthesis of organotin compounds used in marine antifouling paints.
• Lubricant & Grease Additive: Functions as an additive to improve the extreme pressure and anti-wear properties of industrial lubricants.
• Textile Treatment: Used in the chemical treatment of textiles for flame retardancy or water repellency.
• Research & Development: Employed in academic and industrial R&D for developing new catalytic systems and polymer materials.

Basic Information

Product Name	Tin Maleate
CAS No.	16715-89-2
Molecular Formula	C4H4O4Sn
Molecular Weight	266.81 g/mol
Synonyms	Stannous Maleate; Tin(II) Maleate; Maleic Acid Tin(II) Salt; Dibutyltin Maleate (related compound); Dioctyltin Maleate (related compound); Organotin Maleate; Tin Maleinate; EINECS 240-765-9
EINECS	240-765-9

Quality Control

Our Tin Maleate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets precise specifications for catalytic and stabilizing applications. Certificates of Analysis (COA) documenting purity, heavy metal content, and other critical parameters are available for every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The container must be kept tightly sealed due to the moisture-sensitive nature of the compound.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (Tin content)	Min. 44.0%
Purity (HPLC)	Min. 98.0%
Loss on Drying	Max. 1.0%
Heavy Metals (as Pb)	Max. 20 ppm
Residue on Ignition	Max. 0.5%
Solubility	Partly soluble in organic solvents

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