1·During the process, N- dimethyl methanamide is coproduct.
在这一过程中，N-二甲基甲酰胺是其副产物。
2·In this paper, a new chloroform production process by reaction of chlorinated oil with dimethyl amine instead of lime is introduced, in which N, N- dimethyl methanamide is coproduct.
介绍了一种采用二甲胺代替石灰与氯油反应，在生产氯仿的同时联产N，N-二甲基甲酰胺的新工艺。