pentosane

例句：

1. 1.This compound is made from pentane and has a boiling point of 65°C.
   这种化合物由戊烷制成，沸点为65°C。
2. 2.The pentane was extracted from the petroleum by distillation.
   戊烷通过蒸馏从石油中提取出来。
3. 3.The pentane is used as a solvent in chemical reactions.
   戊烷用作化学反应中的溶剂。