Description

1,1'-Biphenyl,4-(Trimethylsilyl)- is a specialized organosilicon derivative of biphenyl, serving as a valuable synthetic intermediate and protecting group reagent. Its core value proposition lies in its ability to impart steric bulk and modify electronic properties in advanced organic synthesis. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and materials science industries who require high-purity building blocks for complex molecule construction.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly where silicon-containing moieties are desired.
• Agrochemical Synthesis: Serves as a key precursor or protecting group in the development of novel herbicides, fungicides, and pesticides.
• Liquid Crystal & OLED Materials: Acts as a core building block for advanced organic electronic materials, including liquid crystals and charge-transport layers in OLED devices.
• Polymer & Resin Modification: Employed to introduce silyl groups into polymer backbones, altering thermal stability, solubility, and surface properties.
• Cross-Coupling Reactions: Functions as a substrate or reagent in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Stille) for biaryl formation.
• Organic Synthesis Reagent: Utilized as a versatile protecting group for alcohols or phenols, or as a sterically hindered ligand in catalysis.

Basic Information

Product Name	1,1'-Biphenyl,4-(Trimethylsilyl)-
CAS No.	1625-88-3
Molecular Formula	C15H18Si
Molecular Weight	226.39 g/mol
Synonyms	4-(Trimethylsilyl)biphenyl; p-(Trimethylsilyl)biphenyl; 4-Biphenylyltrimethylsilane; 4-Trimethylsilylbiphenyl; 4-TMS-Biphenyl; Biphenyl-4-yltrimethylsilane; (4-Phenylphenyl)trimethylsilane; 1,1'-Biphenyl, 4'-(trimethylsilyl)-
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Every batch is analyzed to confirm identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for purity (typically by GC or HPLC), identity (IR, NMR), and impurity profiles are available upon request. We adhere to a quality management system to guarantee supply reliability and product integrity for your critical 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). Keep away from strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere such as nitrogen or argon to maintain optimal purity.

Specification

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

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