Description

Bis(4-Bromophenyl)-Diphenyl-Silane is a specialized organosilicon compound featuring a central silicon atom bonded to two brominated phenyl groups and two standard phenyl groups. This molecular architecture makes it a valuable high-purity synthetic intermediate and building block for advanced materials. It is primarily utilized by pharmaceutical, agrochemical, and OLED material research and development teams who require precise, functionalized silane precursors for complex synthesis.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring brominated aromatic silane motifs.
• Agrochemical Synthesis: Used in the development of advanced crop protection agents and herbicides where its structure contributes to specific biological activity.
• OLED Material Development: Acts as a crucial building block for electron-transport materials (ETMs), host materials, and other functional layers in organic light-emitting diode (OLED) displays and lighting.
• Liquid Crystal & Polymer Chemistry: Employed in the synthesis of monomers and cross-linkers for high-performance polymers and liquid crystal materials.
• Advanced Material Research: Functions as a versatile precursor for creating silicon-based dendrimers, hyperbranched polymers, and other complex macromolecular architectures.
• Catalyst Ligand Synthesis: Used to prepare specialized ligands for transition metal catalysts used in cross-coupling and other organic transformations.

Basic Information

Item	Details
Product Name	Bis(4-Bromophenyl)-Diphenyl-Silane
CAS No.	18733-91-0
Molecular Formula	C24H18Br2Si
Molecular Weight	500.29 g/mol
Synonyms	Bis(p-Bromophenyl)diphenylsilane; 1,1'-[(Diphenylsilylene)bis(4,1-phenylene)]dibenzene; Diphenylbis(4-bromophenyl)silane; Silane, bis(4-bromophenyl)diphenyl-; p-Bromophenyl Diphenyl Silane (related); Tetraphenylsilane, 4,4'-dibromo derivative
EINECS	Contact for details

Quality Control

Our Bis(4-Bromophenyl)-Diphenyl-Silane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and elemental analysis, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality commitment supports applications in GMP-compliant pharmaceutical synthesis and high-tech material development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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