Description

1-(Trimethylsilyl)-4-tert-Butylbenzene is a high-purity organosilicon intermediate featuring both a sterically hindered tert-butyl group and a reactive trimethylsilyl moiety. This compound matters for its role as a versatile building block in advanced organic synthesis, particularly in the development of specialty polymers, liquid crystals, and pharmaceutical precursors. It is needed by R&D chemists and process engineers in the fine chemical, advanced material, and electronics industries seeking to introduce silicon functionality and bulk into aromatic systems.

Application

• Advanced Material Synthesis: A key monomer or intermediate in the production of specialized polymers, including siloxane-based resins and high-performance engineering plastics.
• Liquid Crystal Manufacturing: Used in the synthesis of organosilicon components for liquid crystal displays (LCDs) and other electro-optical materials.
• Pharmaceutical Intermediates: Serves as a protected or functionalized aromatic building block in the multi-step synthesis of active pharmaceutical ingredients (APIs).
• Organic Electronics: Employed in the research and development of organic light-emitting diodes (OLEDs) and semiconductor materials due to its electronic properties.
• Catalyst & Ligand Development: Utilized to create novel silicon-containing ligands for transition metal catalysis and organometallic chemistry.
• Cross-Coupling Reactions: Acts as a reagent in palladium-catalyzed cross-coupling reactions, such as the Hiyama coupling, leveraging the silyl group.

Basic Information

Product Name	1-(Trimethylsilyl)-4-tert-Butylbenzene
CAS No.	18412-68-5
Molecular Formula	C₁₃H₂₂Si
Molecular Weight	206.40 g/mol
Synonyms	4-tert-Butylphenyltrimethylsilane; p-tert-Butylphenyltrimethylsilane; 1-tert-Butyl-4-(trimethylsilyl)benzene; Trimethyl(4-tert-butylphenyl)silane; (4-(tert-Butyl)phenyl)trimethylsilane; Silane, trimethyl[4-(1,1-dimethylethyl)phenyl]-; TMS-4-tert-Butylbenzene
EINECS	Contact for details

Quality Control

Our 1-(Trimethylsilyl)-4-tert-Butylbenzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided to guarantee compliance with your specific R&D or production 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 strong bases and incompatible materials. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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