pentachloroethane

例句：

1. 1.This compound is used in the production of pentachloroethane.
   这种化合物用于生产五氯乙烷。
2. 2.The chemical was found to have a high boiling point, which made it difficult to handle.
   这种化学物质被发现具有很高的沸点，这使得它难以处理。
3. 3.Pentachloroethane is a highly toxic substance that can cause serious health problems.
   五氯乙烷是一种高度有毒的物质，可能导致严重的健康问题。