dimethyl pentene

例句：

1. 1.This compound is used in the production of plastics and rubber.
   这种化合物用于生产塑料和橡胶。
2. 2.The new process has been shown to improve yield and reduce waste.
   新工艺已被证明可以提高产量并减少浪费。
3. 3. Dimethyl pentene is a key intermediate in the petrochemical industry.
   二甲基戊烯是石化工业中的关键中间体。