[EN] PREPARATION OF 1H-IMIDAZO [4,5-C] QUINOLIN-4-AMINES VIA NOVEL 1H-IMIDAZO [4,5-C] QUINOLIN-4-CYANO AND 1H-IMIDAZO [4,5-C] QUINOLIN-4-CARBOXAMIDE INTERMEDIATES<br/>[FR] PREPARATION DE 1H-IMIDAZO[4,5-C] QUINOLIN-4-AMINES A L'AIDE DE NOUVEAUX INTERMEDIAIRES 1H-IMIDAZO[4,5-C] QUINOLINE-4-CYANO ET 1H-IMIDAZO[4,5-C] QUINOLINE-4-CARBOXAMIDE
申请人:TEVA PHARMA
公开号:WO2004011462A1
公开(公告)日:2004-02-05
The invention relates to a process for the synthesis of 1H-imidazo[4,5-c] quinoline 4-cyano and 1H-imidazo[4,5-c] quinoline 4- carboxamide intermediates useful in preparing 1H-imidazo[4,5-C] quinoline 4-amines, a process for preparing 1H-imidazo [4,5-C] quinoline 4-amines using such intermediates; and, to the 1H-imidazo[4,5-c] quinoline 4-cyano and 1H-imidazo[4,5-c] quinoline 4- carboxamide intermediates. More particularly, the invention relates to a process for the preparation of 1-isobutyl-1H-imidazo [4,5-C] quinoline 4-amine (Imiquimod) using two intermediates, 1-isobutyl-1H-imidazo[4,5-c]quinoline 4-cyano and 1-isobutyl-1H-imidazo[4,5-c]quinoline 4-carboxamide, and to the said intermediates.
本发明涉及一种合成1H-咪唑[4,5-c]喹啉4-腈和1H-咪唑[4,5-c]喹啉4-羧酰胺中间体的过程,该中间体可用于制备1H-咪唑[4,5-C]喹啉4-胺,以及使用这些中间体制备1H-咪唑[4,5-C]喹啉4-胺的过程;同时,本发明还涉及1H-咪唑[4,5-c]喹啉4-腈和1H-咪唑[4,5-c]喹啉4-羧酰胺中间体。更具体地说,本发明涉及使用两种中间体,即1-异丁基-1H-咪唑[4,5-c]喹啉4-腈和1-异丁基-1H-咪唑[4,5-c]喹啉4-羧酰胺,制备1-异丁基-1H-咪唑[4,5-C]喹啉4-胺(Imiquimod)的过程,以及所述中间体。