Description

Tribromosilane is a highly reactive silicon halide compound, primarily used as a crucial precursor in advanced material synthesis. Its value lies in its ability to introduce both silicon and bromine functionalities, enabling precise chemical modifications and the creation of high-performance materials. This product is essential for manufacturers and R&D facilities in the semiconductor, specialty chemical, and pharmaceutical intermediate sectors seeking reliable, high-purity raw materials.

Application

• Semiconductor Manufacturing: Key precursor for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes to deposit silicon-containing thin films.
• Silicon Chemistry: Fundamental reagent for the synthesis of organosilanes, siloxanes, and other functional silicon compounds.
• Pharmaceutical Intermediates: Used in the controlled synthesis of complex molecules where silicon serves as a protecting group or a key structural element.
• Advanced Material Synthesis: Building block for creating novel inorganic polymers, ceramics, and nanocomposites with tailored properties.
• Surface Modification: Agent for introducing bromosilane functional groups onto surfaces for adhesion promotion or further chemical grafting.
• Research & Development: Critical reagent in academic and industrial labs exploring new silicon-based chemistry and material science.

Basic Information

Product Name	Tribromosilane
CAS No.	7789-57-3
Molecular Formula	SiBr3H
Molecular Weight	268.80 g/mol
Synonyms	Silicon Bromide Hydride; Bromosilane; Silicobromoform; Hydrogen Tribromosilane; Silyl Tribromide; Tribromomonosilane; Bromo Silane; HSIBr3
EINECS	232-180-2

Quality Control

Our Tribromosilane is produced and handled under stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed against rigorous internal specifications, with key parameters including assay, identity, and impurity profiles verified. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance processes.

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 acids, bases, and oxidizing agents. Due to its hygroscopic and moisture-sensitive nature, containers must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Recommended storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Density (at 20°C)	~2.70 g/mL
Boiling Point	~112°C

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