5-Cyano-6-aryluracil and 2-thiouracil derivatives as potential chemotherapeutic agents. IV
作者:Vishnu J. Ram、D. A. Vanden Berghe、A. J. Vlietinck
DOI:10.1002/jhet.5570210513
日期:1984.9
2-(pyrazol-1-yl)-3-methyl-4-oxo-5-cyano-6-substituted pyrimidines 10, and 11. Some of the compounds were screened for antibacterial-, antifungal- and antiviral activities and a few of them showed significant chemotherapeutical activities.
已经制备了一系列5-氰基-6-芳基尿嘧啶和2-硫尿嘧啶1a-h ,并且通过用卤代烷进行亲电取代,将其烷基化为1,3-二烷基尿嘧啶2a-d和2-烷基硫尿嘧啶3、4和6。1b与二溴乙烷和1,3-二溴丙烷反应生成相应的双环产物7-芳基-6-氰基-2,3-二氢噻唑[3,2 - a ]嘧啶-5-酮5a,b和8-芳基- 7-氰基-3,4-二氢-2 H-嘧啶基[2,3- b ] [1,3]噻嗪-6-酮5c-g。用肼在6上进行亲核取代导致7将其用甲酸中回流,得到5-芳基-6-氰基-8-甲基小号-三唑并[3,4- b ]嘧啶-7-酮(9),同时用乙酸和丙酸只2- acylhydrazino -3-分离出-甲基-4-氧代-5-氰基-6-芳基嘧啶8a,b。肼7与乙酰丙酮和甲基二甲基巯基丙烯酸酯进行环化,从而提供2-(吡唑-1-基)-3-甲基-4-氧代-5-氰基-6-取代的嘧啶10和11。筛选了一些化合物的抗细菌