Heterocyclic quinones. XIV. Pharmacomodulation in a series of 11H-indolo(3,2-c)quinolinediones: Synthesis and cytotoxicity of 8-substituted 11H-indolo(3,2-c)quinoline-7,10-diones.
作者:Philippe HELISSEY、Sylviane GIORGI-RENAULT、Jean RENAULT、Suzanne CROS
DOI:10.1248/cpb.37.675
日期:——
4-Chloro-8-methoxy-11H-indolo[3,2-c]quinoline could be obtained from 8-chloro-2,3-dihydro-1H-quinolin-4-one and 4-methoxyphenylhydrazine by applying Fischer's indole synthesis. Its nitration led to the 7-nitro derivative which was reduced to 7-amino-4-chloro-8-methoxy-11H-indolo[3,2-c]quinoline when Raney nickel was employed as a catalyst and to 7-amino-8-methoxy-11H-indolo[3,2-c]quinoline when palladium
应用费歇尔吲哚合成法可从8-氯-2,3-二氢-1H-喹啉-4-酮和4-甲氧基苯基肼制得4-氯-8-甲氧基-11H-吲哚并[3,2-c]喹啉。当阮内镍用作催化剂时,其硝化反应生成7-硝基衍生物,该衍生物被还原为7-氨基-4-氯-8-甲氧基-11H-吲哚并[3,2-c]喹啉,并还原为7-氨基当使用钯木炭时,为8-甲氧基-11H-吲哚并[3,2-c]喹啉。亚硝基二磺酸钾氧化胺可生成相应的11H-吲哚并[3,2-c]喹啉-7,10-二酮。用(N,N-二乙基氨基)乙胺或用N-甲基哌嗪置换甲氧基,得到8-氨基醌。在4-位未被取代的醌比先前描述的2-甲氧基-11H-吲哚并[3,2-c]喹啉-1,4-二酮更具细胞毒性。