Method of treating tumors using tetracyclo compounds
    3.
    发明授权
    Method of treating tumors using tetracyclo compounds 失效
    使用四环化合物治疗肿瘤的方法

    公开(公告)号:US4861774A

    公开(公告)日:1989-08-29

    申请号:US947759

    申请日:1986-12-30

    摘要: The invention relates to a method for treatment of carcinoma or sarcoma tumor in mammals which comprises administering to said mammal an effective amount of a tetracyclo compound of the formula: ##STR1## in which R.sup.1 is formyl, protected formyl, hydroxymethyl, protected hydroxymethyl, arylaminomethyl, carboxy, protected carboxy, aryliminomethyl, hydroxyiminomethyl, alkoxyiminomethyl, acyloxyiminomethyl, semicarbazonomethyl or arylsemicarbazonomethyl,R.sup.2 is hydroxy, alkoxy, or protected hydroxy,R.sup.3 is hydrogen and R.sup.4 is methyl, hydroxymethyl or protected hydroxymethyl, orR.sup.3 and R.sup.4 are combined together to form methylene or oxo,R.sup.5 is hydroxy, alkoxy or protected hydroxy, andR.sup.6 is hydrogen, imino-protective group or alkyl,and pharmaceutically acceptable salts thereof.

    摘要翻译: 本发明涉及一种治疗哺乳动物癌或肉瘤肿瘤的方法,包括向所述哺乳动物施用有效量的下式的四环化合物:其中R 1为甲酰基,被保护的甲酰基,羟甲基,保护的羟甲基,芳基氨基甲基 羧基,保护的羧基,芳基亚氨基甲基,羟基亚氨基甲基,烷氧基亚氨基甲基,酰氧基亚氨基甲基,氨基甲酰基甲基或芳基氨基丙基甲基,R2是羟基,烷氧基或被保护的羟基,R3是氢,R4是甲基,羟甲基或保护的羟甲基,或R3和R4组合在一起形成 亚甲基或氧代,R 5为羟基,烷氧基或保护的羟基,R 6为氢,亚氨基保护基或烷基,及其药学上可接受的盐。