salethyl

例句：

1. 1. The compound is used as a preservative in food processing.
   这种化合物在食品加工中用作防腐剂。
2. 2. The chemical was found to be toxic when exposed to air.
   当暴露于空气中时，这种化学物质被发现是有毒的。
3. 3. The process involves reacting the compound with an acid to produce a salt.
   该过程涉及将化合物与酸反应以产生盐。