Description

4,4'-Bis(Trimethylsilyloxy)Biphenyl is a specialized organosilicon compound featuring a biphenyl core protected by trimethylsilyl (TMS) ether groups. This chemical is a valuable intermediate and protecting group reagent in advanced organic synthesis, particularly for the creation of complex molecules where phenolic hydroxyl groups require temporary masking. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity building blocks for sensitive reactions. Its unique structure makes it a key component in the development of liquid crystals, polymers, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Serves as a key protected intermediate in the multi-step synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Liquid Crystal Precursor: Used in the synthesis of advanced liquid crystal materials for display technologies (LCDs) due to its rigid biphenyl structure.
• Polymer & Material Science: Acts as a monomer or functionalizing agent in the production of specialty polymers, resins, and high-performance materials.
• Agrochemical Synthesis: Employed as a building block in the research and development of novel pesticides and herbicides.
• Organic Synthesis Reagent: Functions as a versatile protecting group for phenolic hydroxyl groups in complex organic transformations.
• Research & Development: A critical tool in academic and industrial R&D labs for exploring new synthetic pathways and novel compounds.

Basic Information

Product Name	4,4'-Bis(Trimethylsilyloxy)Biphenyl
CAS No.	1094-86-6
Molecular Formula	C18H26O2Si2
Molecular Weight	330.57 g/mol
Synonyms	4,4'-Bis(trimethylsiloxy)biphenyl; 4,4'-Bis(trimethylsilyloxy)-1,1'-biphenyl; 4,4'-Bis[(trimethylsilyl)oxy]biphenyl; Biphenyl-4,4'-diyl bis(trimethylsilyl) ether; 4,4'-Dihydroxybiphenyl bis(trimethylsilyl) ether; 4,4'-(Trimethylsiloxy)biphenyl; 4,4'-Bis(OTMS)biphenyl; Biphenyl-4,4'-diol bis(trimethylsilyl) ether
EINECS	Contact for details

Quality Control

Our 4,4'-Bis(Trimethylsilyloxy)Biphenyl is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment ensures the material meets the stringent requirements for research and production applications in regulated industries.

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, bases, and oxidizing agents. The container should be kept tightly sealed in a dry environment to minimize exposure to moisture.

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%

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