Description

Monophenyltriethyltin CAS NO 878-51-3 is an organotin compound of significant industrial interest, primarily utilized as a versatile intermediate and catalyst. Its value lies in its ability to facilitate key chemical transformations, particularly in the synthesis of more complex organometallic reagents and polymers. This product is essential for manufacturers and R&D laboratories in the fine chemical, polymer, and material science sectors seeking reliable, high-purity organometallic precursors.

Application

• Catalyst Precursor: Serves as a key intermediate in the synthesis of catalysts for polyurethane (PU) foam production and esterification reactions.
• Polymer Stabilizer Synthesis: Used in the manufacture of heat and light stabilizers for PVC and other polymers.
• Organic Synthesis Intermediate: Acts as a phenylating or alkylating agent in the preparation of specialty chemicals and pharmaceuticals.
• Material Science Research: Employed in the development of novel organotin-based materials with specific electronic or structural properties.
• Cross-Coupling Reactions: Functions as a reagent in Stille-type cross-coupling reactions to form carbon-carbon bonds.
• Wood Preservative Formulations: Used as an intermediate in the production of biocidal agents for wood treatment.

Basic Information

Product Name	Monophenyltriethyltin
CAS No.	878-51-3
Molecular Formula	C12H20Sn
Molecular Weight	282.98 g/mol
Synonyms	Triethyl(phenyl)stannane; Phenyltriethyltin; Triethylphenyltin; Triethylphenylstannane; ET3SnPh; Stannane, triethylphenyl-; Triethyl(phenyl)tin; Phenyltriethylstannane
EINECS	212-906-0

Quality Control

Our Monophenyltriethyltin 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 or GC, and identification by spectroscopic methods. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your technical requirements.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or opaque containers until use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC or Titration)	≥ 95.0%
Tin (Sn) Content	Contact for details
Density (at 20°C)	~1.19 g/cm³
Refractive Index (n20/D)	Contact for details

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