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    • 4. 发明授权
    • Water soluble camptothecin derivatives
    • 水溶性喜树碱衍生物
    • US5559235A
    • 1996-09-24
    • US258136
    • 1994-06-10
    • Michael J. LuzzioJeffrey M. BestermanMichael G. EvansPeter L. Myers
    • Michael J. LuzzioJeffrey M. BestermanMichael G. EvansPeter L. Myers
    • C07D317/66C07D319/18C07D491/22A61K31/47
    • C07D319/18C07D317/66
    • The present invention relates to water soluble, camptothecin derivatives of formula (I), ##STR1## wherein: 1) R.sup.1 and R.sup.2 represent independently, hydrogen, lower alkyl, C.sub.3-7)cycloalkyl, C.sub.3-7)cycloalkyl lower alkyl, lower alkenyl, hydroxy lower alkyl, lower alkoxy lower alkyl;ii) R.sup.1 represents hydrogen, lower alkyl, C.sub.3-7)cycloalkyl, C.sub.3-7)cycloalkyl lower alkyl, lower alkenyl, hydroxy lower alkyl or lower alkoxy lower alkyl, and R.sup.2 represents --COR.sup.3,wherein:R.sup.3 represents hydrogen, lower alkyl, perhalo-lower alkyl, C.sub.3-7)cycloalkyl, C.sub.3-7)cycloalkyl lower alkyl, lower alkenyl, hydroxy lower alkyl, lower alkoxy or lower alkoxy lower alkyl; oriii) R.sup.1 and R.sup.2 taken together with the linking nitrogen form a saturated 3 to 7 atom heterocyclic group of formula (IA) ##STR2## wherein: Y represents O, S, SO, SO.sub.2, CH.sub.2 or NR.sup.4wherein:R.sup.4 represents hydrogen, lower alkyl, perhalo lower alkyl, aryl, aryl substituted with one or more lower alkyl, lower alkoxy, halogen, nitro, amino, lower alkyl amino, perhalo-lower alkyl, hydroxy lower alkyl, lower alkoxy lower alkyl groups or;--COR.sup.5,wherein:R.sup.5 represents hydrogen, lower alkyl, perhalo-lower alkyl, lower alkoxy, aryl, aryl substituted with one or more lower alkyl, perhalo-lower alkyl, hydroxy lower alkyl, lower alkoxy lower alkyl groups or;the pharmaceutically acceptable salts thereof; their use in the treatment of tumors and methods of their preparation.
    • 本发明涉及式(I)的水溶性喜树碱衍生物,其中:1)R1和R2独立地表示氢,低级烷基,C3-7)环烷基,C3-7)环烷基低级烷基 低级烯基,羟基低级烷基,低级烷氧基低级烷基; ii)R1表示氢,低级烷基,C3-7)环烷基,C3-7)环烷基低级烷基,低级烯基,羟基低级烷基或低级烷氧基低级烷基,R2表示-COR3,其中:R3表示氢,低级烷基, 全卤代低级烷基,C3-7)环烷基,C3-7)环烷基低级烷基,低级烯基,羟基低级烷基,低级烷氧基或低级烷氧基低级烷基; 或(iii)R 1和R 2与连接氮一起形成式(IA)的饱和3至7个原子的杂环基(IA)其中:Y表示O,S,SO,SO 2,CH 2或NR 4,其中:R 4 代表氢,低级烷基,全卤代低级烷基,芳基,被一个或多个低级烷基,低级烷氧基,卤素,硝基,氨基,低级烷基氨基,全卤代低级烷基,羟基低级烷基,低级烷氧基低级烷基取代的芳基。 -COR 5,其中:R 5表示氢,低级烷基,全卤代低级烷基,低级烷氧基,芳基,被一个或多个低级烷基,全卤代低级烷基,羟基低级烷基,低级烷氧基低级烷基取代的芳基。 其药学上可接受的盐; 其用于治疗肿瘤及其制备方法。