alkenyl halide

例句：

1. 1. This compound is used as a catalyst in the polymerization of alkenes.
   这种化合物在烯烃聚合中用作催化剂。
2. 2.The alkenyl halides are important intermediates in the synthesis of organic compounds.
   烯丙基卤化物是有机化合物合成的重要中间体。
3. 3. Alkenyl halides undergo electrophilic substitution reactions with nucleophiles such as water or alcohols.
   烯丙基卤化物与亲核试剂如水或醇发生亲电取代反应。