申请人:American Cyanamid Company
公开号:US05908840A1
公开(公告)日:1999-06-01
This invention provides a compound having the formula: ##STR1## wherein: (A) n=2-4; (B) R.sub.1 and R.sub.2 are the same or different and selected from the group consisting of H, (C.sub.1 -C.sub.3) alkyl, --CH.sub.2 CH.sub.2 OH, --CH.sub.2 CH.sub.2 NH.sub.2, and --CH.sub.2 CH.sub.2 N(CH.sub.3).sub.2 or R.sub.1 and R.sub.2 are alkyl moieties which are taken together to form a 4- to 7- membered ring; (C) R.sub.3 is selected from the group consisting of H, --CH.sub.3, --CH.sub.2 CH.sub.3, and --CH.sub.2 CH.sub.2 NH.sub.2 ; (D) Y is a heterocyclic radical having 5-14 atoms, located at the 2- or 3- position of the pyridoquinazolinone nucleus, in which 1-3 of the heterocyclic ring atoms are independently nitrogen, oxygen, or sulfur; wherein Y may be optionally mono-, di-, or tri- substituted with --OR.sub.4, --NR.sub.5 R.sub.6, --CO.sub.2 H, --CO.sub.2 R.sub.4, or phenyl; R.sub.4 is H or (C.sub.1 -C.sub. 4) straight-chain alkyl; R.sub.5 and R.sub.6 are the same or different and are selected from the group consisting of H, (C.sub.1 -C.sub.4) straight-chain alkyl, --CH.sub.2 CH.sub.2 OH, --CH.sub.2 CH.sub.2 NH.sub.2, and --CH.sub.2 CH.sub.2 N(CH.sub.3).sub.2 or R.sub.5 and R.sub.6 are alkyl moieties which are taken together to form a 4-7 membered ring; or a pharmaceutically acceptable salt thereof which is useful as an antineoplastic agent.
这项发明提供了具有以下结构的化合物:##STR1##其中:(A) n=2-4;(B) R.sub.1和R.sub.2相同或不同,选自H、(C.sub.1 -C.sub.3)烷基、--CH.sub.2 CH.sub.2 OH、--CH.sub.2 CH.sub.2 NH.sub.2和--CH.sub.2 CH.sub.2 N(CH.sub.3).sub.2,或R.sub.1和R.sub.2是烷基基团,它们一起形成一个4-到7-成员环;(C) R.sub.3选自H、--CH.sub.3、--CH.sub.2 CH.sub.3和--CH.sub.2 CH.sub.2 NH.sub.2;(D) Y是一个具有5-14个原子的杂环基,位于吡啶喹唑啉酮核的2-或3-位置,其中杂环环原子中的1-3个是独立的氮、氧或硫;其中Y可以选择性地单取代、双取代或三取代为--OR.sub.4、--NR.sub.5 R.sub.6、--CO.sub.2 H、--CO.sub.2 R.sub.4或苯基;R.sub.4是H或(C.sub.1 -C.sub. 4)直链烷基;R.sub.5和R.sub.6相同或不同,选自H、(C.sub.1 -C.sub.4)直链烷基、--CH.sub.2 CH.sub.2 OH、--CH.sub.2 CH.sub.2 NH.sub.2和--CH.sub.2 CH.sub.2 N(CH.sub.3).sub.2,或R.sub.5和R.sub.6是烷基基团,它们一起形成一个4-7成员环;或其在药理学上可接受的盐,可用作抗肿瘤剂。