Trichlorosilane, with the chemical formula HSiCl3, is an important compound used in the production of high-purity silicon for the semiconductor and solar industries. Its CAS number is indeed 10025-78-2. Here are some key characteristics of trichlorosilane:
Physical Properties:
Appearance: Trichlorosilane is a colorless to slightly yellowish liquid at room temperature.
Boiling Point: It has a boiling point of about 31.8 °C (89.2 °F) at standard atmospheric pressure.
Melting Point: The melting point is approximately -111.5 °C (-168.7 °F).
Density: It is denser than water, with a density of around 1.30 g/cm³.
Chemical Properties:
Reactivity: Trichlorosilane is highly reactive and can undergo hydrolysis in the presence of water, forming hydrogen chloride (HCl) and silicon dioxide (SiO2).
Decomposition: It decomposes upon heating or in the presence of strong bases or reducing agents.
Handling and Storage:
Toxicity: Trichlorosilane is toxic by inhalation, ingestion, and skin contact, and it can irritate the eyes, skin, and respiratory system.
Hazards: It is corrosive and can release toxic and flammable hydrogen chloride gas when it comes into contact with water or moisture.
Storage: It should be stored in a cool, dry, and well-ventilated area, protected from moisture and incompatible substances.
Uses:
Semiconductor Industry: Trichlorosilane is a primary precursor for the production of high-purity polysilicon and monocrystalline silicon used in semiconductor devices and solar cells.
Silicon Compounds: It is also used in the synthesis of other silicon compounds and as a raw material in the production of silicone polymers.
Suppliers of Trichlorosilane:
Shanghai Wechem Chemical Co., Ltd. has advanced equipment and analytical technology in its laboratory, ensuring that we can carry out precise product quality control and testing. We adopt a strict quality management system, monitoring and managing every step from raw material procurement to production to ensure that the products we provide meet the highest quality standards. If you need this product, please feel free to contact us anytime!