Description

Bis(Triphenyltin) Oxide is an organotin compound of significant industrial importance, primarily valued for its potent biocidal and catalytic properties. This chemical serves as a critical intermediate and active ingredient in the formulation of specialized industrial products. It is essential for manufacturers and researchers in the agrochemical, polymer, and wood preservation industries seeking effective and reliable performance. Our supply ensures consistent quality and purity to meet the stringent demands of these applications.

Application

• As a key biocide and fungicide in wood preservatives and protective coatings.
• As a catalyst or catalyst precursor in polyurethane (PU) foam production and other polymerization reactions.
• As an active ingredient in antifouling paints for marine vessels and structures.
• In the synthesis of other organotin compounds for specialized chemical research and development.
• As a stabilizer and additive in certain plastic and polymer formulations to enhance material properties.
• For research and development purposes in academic and industrial laboratories studying organometallic chemistry.

Basic Information

Product Name	Bis(Triphenyltin) Oxide
CAS No.	1262-21-1
Molecular Formula	C36H30OSn2
Molecular Weight	596.02 g/mol
Synonyms	Hexaphenyldistannoxane; Distannoxane, hexaphenyl-; Fentin oxide; Triphenyltin oxide; TPTO; HO 1; Phenostat H; Tin, oxobis(triphenyl-); Bis(triphenylstannyl) oxide
EINECS	215-029-1

Quality Control

Our Bis(Triphenyltin) Oxide is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure it meets defined purity and compositional specifications. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and impurity profiles is available upon request to support your quality assurance and regulatory compliance needs.

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 acids and strong oxidizing agents. Due to its nature, it should be handled and stored with appropriate precautions to avoid moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	118 - 122 °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.