ethylpentene

例句：

1. 1. This compound is a key intermediate in the production of plastics.
   这种化合物是塑料生产过程中的关键中间体。
2. 2.The petroleum industry uses this compound as a solvent for oil extraction.
   石油工业使用这种化合物作为石油提取的溶剂。
3. 3.Ethylpentene is also used as a refrigerant in air conditioning systems.
   乙戊烷也用于空调系统的制冷剂。