It is colorless, transparent and easy to flow liquid. The boiling point is 125 ℃, and the relative density is 0.76 (20 / 4 ℃). It is dissolved in organic solvent and will be hydrolyzed to form trimethylsilyl alcohol and hexamethyldisilane ether in contact with air.
TECHNICAL DATA SHEET | ||||
Product Name: | HEXAMETHYLDISILAZANE | |||
CAS No.: | 999-97-3 | |||
Structural formula: | C6H19NSi2 | |||
Characteristic: | It is colorless, transparent and easy to flow liquid. | |||
The boiling point is 125 ℃, and the relative density is 0.76 (20 / 4 ℃). It is dissolved in organic solvent and will be hydrolyzed to form trimethylsilyl alcohol and hexamethyldisilane ether in contact with air. | ||||
ITEM | SPECIFICATION | |||
Appearance | Clear, colorless liquid | |||
Hexamethyldisilazane | 99.00% min | |||
Hexamethyldisiloxane | 1.00% max | |||
Trimethylsilanol | 1.00% max | |||
Chloridion | 50ppm max | |||
Color | 20 APHA max | |||
Pakaging: 5L , 10L , 25L , 200L , 1000L | ||||
Reaction properties: Hexamethyldisilazane is an important organosilicon compound. It is easy to hydrolyze and release NH3 to form hexamethyldisilane. In the presence of a catalyst, it reacts with alcohol or phenol to produce trimethylalkoxysilane or trimethylaryloxysilane. React with anhydrous hydrogen chloride to release NH3 or NH4Cl to form trimethylchlorosilane. | ||||
Storage conditions: The warehouse is ventilated and dry at low temperature; Store separately from oxidant and acid. | ||||
Applications: Hexamethyldisilazane can be exchanged with chlorosilane monomer to obtain polysilazane. This method has great advantages over the direct ammonia method in synthesis. It is a pharmaceutical intermediate of amikacin and is a hydroxyl and amino protectant. It is a silylation reagent, which can be used in the production of cetacanamycin. It is used to produce rubber and medicine. Basic silane protecting agent, inorganic filler treatment agent. |
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