Description

Triethylbromosilane is a versatile organosilicon reagent featuring a reactive bromosilane functional group. This compound is essential for introducing the triethylsilyl (TES) protecting group in complex organic syntheses, particularly for alcohols and other sensitive functionalities. It is a critical building block for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require precise silicon-based modifications.

Application

• Pharmaceutical Intermediate Synthesis: Key reagent for the protection of hydroxyl groups in the multi-step synthesis of active pharmaceutical ingredients (APIs).
• Agrochemical Production: Used in the manufacture of silicon-containing pesticides and herbicides, enhancing product stability and efficacy.
• Polymer & Material Science: Serves as a precursor or surface modifying agent in the development of specialty silicones and silicon-based polymers.
• Organic Synthesis & Research: A fundamental tool in academic and industrial R&D labs for constructing complex molecular architectures.
• Semiconductor Industry: Employed in chemical vapor deposition (CVD) processes for depositing silicon-containing thin films.

Basic Information

Product Name	Triethylbromosilane
CAS No.	1112-48-7
Molecular Formula	C6H15BrSi
Molecular Weight	195.18 g/mol
Synonyms	Bromotriethylsilane; Triethylsilyl bromide; Silane, bromotriethyl-; TES-Br; Et3SiBr; Triethylbromosilane; Bromotriethylsilicon; NSC 93766
EINECS	214-195-6

Quality Control

Our Triethylbromosilane is produced and handled under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including GC, NMR, and titration methods, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Due to its hygroscopic and moisture-sensitive nature, containers should be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Recommended storage temperature: 2-8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Density (at 20°C)	1.10 - 1.15 g/mL
Refractive Index (n20D)	1.450 - 1.455

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