Description

4,4'-Bis-Dimethylsilyl-Biphenyl is a specialized organosilicon compound featuring a biphenyl core symmetrically substituted with dimethylsilyl groups. This structure makes it a valuable key intermediate and monomer in the synthesis of advanced polymeric materials, particularly silicon-containing polymers and resins. It is essential for manufacturers and R&D teams in the electronics, advanced optics, and high-performance materials sectors seeking to incorporate silicon-aryl linkages for enhanced thermal stability and specific optical properties.

Application

• Monomer for Silicone-Aryl Hybrid Polymers: Serves as a fundamental building block for creating polymers with combined organic (aryl) and inorganic (silicon) properties.
• Precursor to Siloxane-Based Materials: Used in the synthesis of novel siloxanes and silsesquioxanes for coatings and encapsulants.
• Intermediate in OLED/OPV Materials: A key synthetic intermediate for developing charge-transport or host materials in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Cross-linking Agent: Can be utilized as a cross-linker in the production of heat-resistant and dimensionally stable silicone resins.
• Ligand Synthesis: Acts as a starting material for the preparation of sophisticated ligands used in catalysis and material science.
• Research & Development: Critical for academic and industrial R&D focused on novel organosilicon chemistry and advanced material design.

Basic Information

Product Name	4,4'-Bis-Dimethylsilyl-Biphenyl
CAS No.	17937-85-8
Molecular Formula	C16H22Si2
Molecular Weight	270.52 g/mol
Synonyms	Biphenyl-4,4'-diylbis(dimethylsilane); 4,4'-Bis(dimethylsilyl)biphenyl; 1,1'-Dimethyl-1,1'-sila-1,1'-bi(cyclopenta-2,4-dienyl); 4,4'-Bis(dimethylsilyl)-1,1'-biphenyl; p,p'-Bis(dimethylsilyl)biphenyl
EINECS	Contact for details

Quality Control

Our 4,4'-Bis-Dimethylsilyl-Biphenyl is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR analysis, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment ensures the material meets the high standards required for advanced synthesis and electronic applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Melting Point	Contact for details

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