申请人:Boehringer Mannheim GmbH
公开号:US05446139A1
公开(公告)日:1995-08-29
The invention concerns nucleoside derivatives of the formula I ##STR1## in which Ba signifies an indolyl (A), benzimidazolyl (B), pyrrolopyridinyl (C), imidazopyridinyl (D), triazolopyrimidinyl (E), imidazotriazinyl (F) or imidazopyrimidinyl (G) group substituted by R.sup.1, R.sup.2 and R.sup.3, in which R.sup.1, R.sup.2 and R.sup.3, which can be the same or different, signify hydrogen, halogen, a C.sub.1 -C.sub.7 -alkyl, C.sub.2 -C.sub.7 -alkenyl, hydroxy, mercapto, C.sub.1 -C.sub.7 -alkylthio, C.sub.1 -C.sub.7 -alkoxy, C.sub.2 -C.sub.7 -alkenyloxy, ar-C.sub.1 -C.sub.5 -alkyl, ar-C.sub.2 -C.sub.5 -alkenyl, ar-C.sub.1 -C.sub.5 -alkoxy, ar-C.sub.2 -C.sub.5 -alkenyloxy, aryloxy, nitro, amino-C.sub.1 -C.sub.7 -alkyl, C.sub.1 -C.sub.7 -alkylamino-C.sub.1 -C.sub.7 -alkyl, di-C.sub.1 -C.sub.7 -alkylamino-C.sub.1 -C.sub.7 -alkyl, amino, a substituted amino group --NMR.sup.4 or --N(R.sup.4).sub.2 or an imino group --N.dbd.CH--R.sup.4, and R.sup.4 has the meaning given in the description, R.sup.5, R.sup.6, R.sup.7 and R.sup.8 each signify hydrogen or one or two of the radicals R.sup.5, R.sup.6, R.sup.7 and R.sup.8 a hydroxyl, halogen, cyano, azido or a substituted amino group --NHR.sup.4 or --N(R.sup.4).sub.2 or R.sup.5 and R.sup.7 can together represent a further bond between C-2' and C-3' and Y represents hydrogen or a C.sub.1 -C.sub.7 -alkylcarbonyl, monophosphate, diphosphate or triphosphate group, whereby "aryl" signifies a phenyl or naphthyl group and "hetaryl" a furanyl, thienyl or pyridyl group, as well as their possible anomers, N.sup.7 - or N.sup.9 -regioisomers (purine nomenclature), tautomers and salts.
该发明涉及公式I的核苷衍生物:##STR1## 其中Ba表示经R.sup.1、R.sup.2和R.sup.3取代的吲哚基(A)、苯并咪唑基(B)、吡咯吡啶基(C)、咪唑吡啶基(D)、三唑嘧啶基(E)、咪唑三嗪基(F)或咪唑嘧啶基(G),其中R.sup.1、R.sup.2和R.sup.3可以相同或不同,表示氢、卤素、C.sub.1-C.sub.7烷基、C.sub.2-C.sub.7烯基、羟基、巯基、C.sub.1-C.sub.7烷基硫、C.sub.1-C.sub.7烷氧基、C.sub.2-C.sub.7烯氧基、芳基-C.sub.1-C.sub.5烷基、芳基-C.sub.2-C.sub.5烯基、芳基-C.sub.1-C.sub.5烷氧基、芳基-C.sub.2-C.sub.5烯氧基、芳氧基、硝基、氨基-C.sub.1-C.sub.7烷基、C.sub.1-C.sub.7烷基氨基-C.sub.1-C.sub.7烷基、二C.sub.1-C.sub.7烷基氨基-C.sub.1-C.sub.7烷基、氨基、取代氨基基团--NMR.sup.4或--N(R.sup.4).sub.2或亚胺基--N.dbd.CH--R.sup.4,其中R.sup.4的含义在说明中给出,R.sup.5、R.sup.6、R.sup.7和R.sup.8分别表示氢或R.sup.5、R.sup.6、R.sup.7和R.sup.8中的一个或两个基团为羟基、卤素、氰基、偶氮基或取代氨基基团--NHR.sup.4或--N(R.sup.4).sub.2,其中R.sup.5和R.sup.7可以共同表示C-2'和C-3'之间的进一步键合,Y表示氢或C.sub.1-C.sub.7烷基羰基、单磷酸、二磷酸或三磷酸基团,其中“芳基”表示苯基或萘基,“杂芳基”表示呋喃基、噻吩基或吡啶基,以及它们可能的异构体、N.sup.7-或N.sup.9-寡核苷酸异构体(嘌呤命名法)、互变异构体和盐。