Diiodosilane is an organic silicon compound with the chemical formula SiI2H6. It is a compound composed of two elements, silicon and iodine, with certain special properties and uses. Density 2.834 g/mL at 25 ° C (lit.), boiling point 153.7 ± 0.0 ° C at 760 mmHg, melting point -1 º C, flash point 101 ° F
In the field of integrated circuit manufacturing, diiodiosilane, as a silicon-based precursor material, can rapidly form a uniform and dense silicon nitride (n-Si) film layer in the atomic layer deposition process within a lower temperature window region. This deposited n-Si film layer can meet the requirements of integrated circuit chip manufacturing processes, so diiodiosilane is widely used in the field of advanced semiconductor chip manufacturing.
Diiodosilane has important applications in the field of organic synthesis. It can serve as a reagent and intermediate in organic synthesis, participating in various organic reactions. For example, diiodiosilane can react with alcohols to form silyl ether compounds. Silicone ether compounds are commonly used as protective groups or intermediates in organic synthesis and can introduce other functional groups. In addition, diiodosilane can also react with halogenated alkanes to form silicon carbon bonds, thereby constructing organosilicon compounds. Organosilicon compounds have unique chemical properties and a wide range of applications, such as medicine, agrochemicals, coatings, etc.
Diiodosilane also has important applications in the field of materials science. Due to the high bond energy and stability of the silicon iodine bond in diiodiosilane, it has good thermal stability and corrosion resistance. These characteristics make diiodiosilane suitable for preparing high-temperature materials, corrosion-resistant coatings, etc. For example, diiodiosilane can act as a silicon source and react with other materials to prepare silicon based composite materials with high temperature stability.
14.1 United Nations Dangerous Goods Number
European dangerous goods regulations for land transportation: 3129 International dangerous goods regulations for sea transportation: 3129 International dangerous goods regulations for air transportation: 3129
14.2 Names specified by the United Nations (UN)
European Land Transport Safety Regulations: WATER REACTIVE LIMITED, COLLOSIVE, N.O.S. (Diodosilane)
International Maritime Safety Regulations: WATER-REACTIVE LIMITED, COLLOSIVE, N.O.S. (Diodosilane)
International Air Transport Safety Regulations: Water reactive liquid, corrosive, n.o.s. (Diiodosilane)
Passenger aircraft: transportation not allowed
14.3 Transport hazard categories
European Dangerous Goods Regulations for Land Transport: 4.3 (8) International Maritime Dangerous Goods Regulations: 4.3 (8) International Air Dangerous Goods Regulations: 4.3 (8)
14.4 Package Group
European Land Transport Dangerous Goods Regulations: I International Maritime Dangerous Goods Regulations: I International Air Transport Dangerous Goods Regulations: I
14.5 Environmental hazards
European dangerous goods regulations for land transportation: No International dangerous goods regulations for sea transportation: Sea pollutants: No International dangerous goods regulations for air transportation: No
Conditions for safe storage, including any incompatibilities
Store in a cool place. Keep the container tightly closed and store in a dry and ventilated place.
The opened container must be carefully resealed and kept in an upright position to prevent leakage.
During storage, contact with water is strictly prohibited.
Suggested storage temperature: 2-8 ° C
Sensitive to light
Avoid contact with skin and eyes. Prevent inhalation of steam and smoke.
Do not approach sources of fire Smoking is strictly prohibited. Take measures to prevent static electricity accumulation
