Preparing cyclopentane halide by the addition reaction of cyclopentene with hydrogenhalide is a simplified process with a high yield and can be used in a large scale.
环戊烯与氢卤素加成反应制备卤代环戊烷，工艺流程简单，原料经济，收率高，易实现工业化。
2
Ethylene oxide is the derivative of ethane and the intermediate of organic chemistry raw materials. It reacts easily with water, alcohol, ammonia, amine, phenol, hydrogenhalide, acid and thioalcohol.
环氧乙烷是乙烯衍生物有机化工原料中间体，它易与水、醇、氨、胺、酚、卤化氢、酸及硫醇进行开环反应。
3
Purified hydrogen is passed over a liquid metal halide.