By-product hydrogenchloride should be removed completely from chlorosilanes alcoholysis reaction because of its adverse effects on alkoxy silanes.

摘要氯矽醇解反应中生成的氯化氢对氧基矽有很大响，必须将其去除。

Two kinds of polymerizable liquid crystal compounds have been prepared successfully in the paper, one is tolan-type liquid crystal compound, another is a phenylcyclohexanethyl liquid crystal compound.

氧基苯与基苯乙炔为中间体,采用为催化剂偶联的方法合成了二苯乙炔类液晶化合。