A process for economically producing 1,1,1,3,3-pentachloropropane under conditions which preserve the activity of the catalyst. In a preferred embodiment, a two-stage distillation process is employed. In the two-stage process, the size of the equipment, temperature and vacuum are varied.
一种在保持催化剂活性的条件下经济生产1,1,1,3,3-
五氯丙烷的过程。在优选实施方案中,采用了两级蒸馏过程。在这两级过程中,设备尺寸、温度和真空度均有所改变。