pentamethylene oxide

例句：

1. 1.This compound is used as a solvent in the production of plastics.
   这种化合物在生产塑料时用作溶剂。
2. 2. The chemical was found to have anti-inflammatory properties.
   这种化学物质被发现具有抗炎性质。
3. 3. The compound is highly reactive and can react with many other chemicals.
   这种化合物非常活泼，可以与许多其他化学物质反应。