Vinyl silane

Vinylsilane is an organic silicon compound with specific chemical structure and properties. The following is a detailed answer about vinylsilane:

1. Basic information

• CAS numberThe CAS number of vinylsilane varies depending on the specific substance and form. For example, the CAS number for vinylsilane may be 14808-60-7, while the CAS number for vinyltris (β - methoxyethoxy) silane (vinylsilane A-172) is 1067-53-4.

• chemical formulaThe chemical formula of vinylsilane varies depending on the specific substance. For example, the chemical formula of vinylsilane can be C2H6Si, while the chemical formula of vinyltris (β - methoxyethoxy) silane (vinylsilane A-172) is CH2=CHSi (OC2H4OCH3) 3.

2. Physical properties

• stateVinylsilane may exist in gas or liquid form at room temperature, depending on its molecular weight and structure.

• SolubilityVinylsilane is usually soluble in organic solvents such as isopropanol, acetone, toluene, xylene, etc.

• densityThe density of vinylsilane varies depending on the specific substance, for example, the density of vinyltris (β - methoxyethoxy) silane (vinylsilane A-172) is 1.033-1.035 g/cm ³.

• boiling pointThe boiling point of vinylsilane varies depending on its molecular weight and structure, for example, the boiling point of vinyltris (β - methoxyethoxy) silane (vinylsilane A-172) is 285 ° C.

3. Chemical properties

• stabilityDuring storage and transportation, attention should be paid to preventing contact with air or moisture, as their chemical properties may be unstable and easily decomposed by oxygen or water.

• ReactivityThe ethylene group in vinylsilane makes it reactive and can react with other functional groups.

4. Application Fields

• chemical industryVinylsilane is widely used in the chemical industry as a raw material for synthesizing other organosilicon compounds.

• material science In the field of materials science, vinyl silane also plays an important role, such as as as an additive in the production of coatings, adhesives, sealants, and other products to improve product performance.

• Specific purposeFor example, vinylsilane A-172 can be used as a bonding and promoting agent for various mineral filled polymers, improving their mechanical and electrical properties. It can also be used as a filler in cross-linked polyethylene composite materials to improve the physical properties of the filler and protect the interface from moisture erosion.

5. Preparation method

• Olefin silicification reactionEthylene and silane (such as trichlorosilane, trimethoxysilane, etc.) are heated and reacted in the presence of catalysts (such as organic metal compounds such as platinum, palladium, rhodium, etc.) to produce vinylsilane.

• Olefin siliconization reactionEthylene and silicon hydride compounds (such as chlorosilane, methylsilane, etc.) are heated and reacted in the presence of catalysts (such as iron, palladium, etc.) to obtain vinylsilane.

6. Precautions

• The storage and transportation of vinyl silane should comply with corresponding safety regulations and avoid mixing with oxidants and acidic substances.

• When using vinyl silane, ensure good ventilation in the operating environment and wear appropriate protective equipment.

7. Summary

Vinylsilane is an important class of organosilicon compounds with broad application prospects. By understanding its basic information, physical properties, chemical properties, application fields, and preparation methods, one can better comprehend and apply this compound.