反应详情

A mixture of 1,3-dimethyl-2-imidazolidinone (7 g) in benzene (45 ml), phosphorus oxychloride (6 ml) and 4-(2-aminophenyl)morpholine (8.5 g) in benzene (30 ml) was heated for 30 hours at 65°-70° C. The product was recrystallised from hexane to give 4-[2-(1,3-dimethyl-2-imidazolidinylideneamino)phenyl]morpholine (m.p. 133°-134° C.).

1. temperaturewas heated for 30 hours at 65°-70° C
2. customThe product was recrystallised from hexane