Intermediate for Cholecalciferol (Vitamin D3) - Names and Identifiers
Intermediate for Cholecalciferol (Vitamin D3) - Physico-chemical Properties
Intermediate for Cholecalciferol (Vitamin D3) - Upstream Downstream Industry
Intermediate for Cholecalciferol (Vitamin D3) - Introduction
Silane, (3-bromo-1,1-dimethylpropoxy)trimethyl-is an organosilicon compound with the chemical formula C9H23BrOSi.
Nature:
-Appearance: colorless liquid
-Boiling point: 78-80 ° C
-Density: 0.981g/cm3
-Solubility: Soluble in organic solvents such as alcohols, ethers and chlorinated hydrocarbons
Use:
1. As a synthetic intermediate of silicone materials.
2. Used for silane coupling agent, which can improve the mechanical properties, heat resistance and chemical resistance of polymers.
3. Used as a surface modifier to enhance the wettability and adhesion of the material.
4. Can be used for a variety of reactions in organic synthesis, such as silane addition reaction, siliconization reaction.
Method:
Silane, (3-bromo-1,1-dimethylpropoxy)trimethyl-can be prepared by the following steps:
1.1-Bromo -3-methyl -3-trimethyl-oxobutane and trimethoxy silane are reacted.
2. The reaction is carried out under basic conditions and the reaction mixture is heated.
3. After vacuum distillation and rectification, the desired product is obtained.
Safety Information:
Silane, (3-bromo-1,1-dimethylpropoxy)trimethyl-is an organic solvent with certain volatility and flammability. Pay attention to the following safety matters during use and storage:
1. Away from fire and high temperature place, stored in a cool, well ventilated place.
2. Avoid contact with strong oxidants to prevent fire and explosion accidents.
3. Use should wear appropriate protective gloves and goggles, and ensure that the operating area is well ventilated.
4. Such as accidental or skin contact, should immediately rinse with water, and seek medical help.
5. Waste should be disposed of in accordance with local regulations and should not be dumped into the environment.
Last Update：2024-04-10 22:29:15