lactonitrile

例句：

1. 1.This compound is used in the synthesis of lactonitrile.
   这种化合物用于合成氯化氰。
2. 2.The lactonitrile was found to have a high boiling point.
   氯化氰被发现具有很高的沸点。
3. 3.The lactonitrile was used as a solvent for organic reactions.
   氯化氰被用作有机反应的溶剂。