A process for the preparation of 11-(1-piperazinyl)dibenzo-[b, f ] [ 1, 4 ] thiazepine comprising reacting phenyl 2(phenylthio) phenylcarbamate with piperazine and cyclizing the obtained N-[ (2 -phenylthio) phenyl ] -1 -piperazinylcarboxamide in a presence of cyclizing agent. 11-(1-piperazinyl)-dibenzo [b, f] [1, 4]thiazepine is itself, an intermediate in the synthesis of antipsychotic drug Quetiapine.
                            一种制备11-(1-
哌嗪基)二苯并[b, f][1,4]
噻唑吲哚的过程,包括将苯基2-(苯
硫基)
苯基氨基甲酸酯与
哌嗪反应,并在存在环化剂的情况下使得所得的N-[(2-苯
硫基)苯基]-1-
哌嗪基甲酰胺环化。11-(1-
哌嗪基)二苯并[b, f][1,4]
噻唑吲哚本身是
抗精神病药奎哌齐宁的合成中间体。