Description

Monobromosilane is a highly reactive, gaseous silicon halide compound that serves as a critical precursor in advanced materials synthesis. Its primary value lies in its ability to introduce both silicon and bromine atoms into molecular structures with high precision, enabling the creation of specialized silicon-based materials. This compound is essential for manufacturers and R&D facilities in the semiconductor, photovoltaic, and specialty chemical industries seeking to develop next-generation electronic and optical materials.

Application

• Chemical Vapor Deposition (CVD): A key silicon source for depositing thin silicon-containing films, such as silicon nitride or silicon carbide, on semiconductor wafers and optical components.
• Plasma-Enhanced CVD (PECVD): Used in the low-temperature fabrication of silicon-based dielectric and passivation layers for microelectronics and solar cells.
• Synthesis of Organosilicon Compounds: Acts as a versatile building block for creating novel silanes, siloxanes, and other functional silicon intermediates.
• Surface Functionalization: Employed to modify material surfaces with bromosilane groups, which can serve as anchor points for further chemical grafting.
• Production of High-Purity Silicon: Serves as a precursor in processes aimed at producing ultra-high purity silicon for electronic applications.
• Research & Development: Utilized in academic and industrial labs for exploring new silicon chemistry and developing advanced polymeric or ceramic materials.

Basic Information

Product Name	Monobromosilane
CAS No.	13465-73-1
Molecular Formula	BrH3Si
Molecular Weight	111.00 g/mol
Synonyms	Bromosilane; Silane, bromo-; Silicon monobromohydride; Bromotrihydridosilicon; Monobromosilicon hydride; H3SiBr; Bromosilyl
EINECS	236-658-3

Quality Control

Our Monobromosilane is produced and handled under stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced gas chromatography (GC) and spectroscopic methods to verify identity and quantify key impurities. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed, specially designed cylinder or container, protected from light and stored in a cool, well-ventilated area. Due to its highly volatile and gaseous nature, the container must be kept upright and secured. Store away from heat, ignition sources, strong acids, and organic solvents. The contents are under pressure. Use appropriate safety cabinets or gas storage rooms designed for hazardous gases.

Specification

Item	Specification
Appearance	Colorless gas
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Chlorosilane Impurities	≤ 0.5%
Dibromosilane	≤ 0.3%
Non-Condensable Gases	≤ 0.1%
Moisture (H2O)	≤ 50 ppm

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