[EN] PROCESS FOR THE PREPARATION OF 11-(1-PIPERAZINYL)DIBENZO `B, F! `1 ,4!-THIAZEPINE, AN INTERMEDIATE IN THE SYNTHESIS OF THE ANTIPSYCHOTIC DRUG QUETIAPINE<br/>[FR] PROCEDE POUR PREPARER DE LA 11-(1-PIPERAZINYLE)DIBENZO [B, F] [1,4] THIAZEPINE, UN INTERMEDIAIRE DANS LA SYNTHESE DU MEDICAMENT ANTIPSYCHOTIQUE QUETIAPINE
申请人:HELM AG
公开号:WO2005012274A1
公开(公告)日:2005-02-10
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。