Description

Dimethyldiphenyltin is an organotin compound of significant industrial importance, primarily utilized as a catalyst and intermediate in organic synthesis. Its value lies in its ability to facilitate key chemical transformations, such as transesterification and polymerization reactions, with high efficiency and selectivity. This product is essential for manufacturers in the polymer, fine chemical, and specialty materials sectors seeking reliable performance in their catalytic processes.

Application

• Primary catalyst for the production of polyurethane foams and other polymers via transesterification reactions.
• Key intermediate in the synthesis of other organotin stabilizers and biocides for PVC and other plastics.
• Catalyst in esterification and condensation reactions for fine chemical and pharmaceutical manufacturing.
• Used in R&D laboratories for developing novel organometallic compounds and studying catalytic mechanisms.
• Employed in the synthesis of heat stabilizers and light stabilizers for improving polymer performance.
• Component in specialized coatings and adhesive formulations requiring specific catalytic activity.

Basic Information

Product Name	Dimethyldiphenyltin
CAS No.	1080-43-9
Molecular Formula	C14H16Sn
Molecular Weight	303.0 g/mol
Synonyms	Diphenyldimethyltin; Dimethyltin Diphenyl; Tin, Dimethyldiphenyl-; NSC 66497; Stannane, Dimethyldiphenyl-; Tin, Diphenyldimethyl-; (Dimethylstannylene)dibenzene
EINECS	214-108-1

Quality Control

Our Dimethyldiphenyltin is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay by titration and identification by spectroscopic methods, to confirm its chemical identity and meet defined specifications. A Certificate of Analysis (COA) detailing all test results is provided with 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 bases and incompatible materials such as strong oxidizing agents. Handle and store under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (Tin content)	≥ 98.0 %
Purity (GC)	≥ 97.0 %

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