申请人:Burroughs Wellcome Co.
公开号:US05091531A1
公开(公告)日:1992-02-25
Compounds of general formula (I) ##STR1## wherein R.sup.1 represents an optinally substituted carbocyclic or heterocyclic aryl group, or an optionally substituted alkyl, alkenyl, cycloalkyl or cycloalkenyl group; R.sup.2 represents an optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl group or an optionally substituted carbocyclic or heterocyclic aryl or aralkyl group; R.sup.3 represents a hydrogen atom or an alkyl group; and either X represents an oxygen or sulphur atom, a group --CH.sub.2 -- or a group NR.sup.4 where R.sup.4 represents a hydrogen atom or a C.sub.1-4 alkyl group; and Y represents a group --CH.sub.2 -- or --CH.sub.2 CH.sub.2 -- X-Y together represent the group --CH.dbd.CH--; and salts and physiologically functional derivatives thereof are useful in the treatment of tumours. Processes for preparing the compounds, intermediates useful in their preparation, pharmaceutical compositions containing them and their use in the treatment of tumours are also described.
通式(I)的化合物##STR1##其中R.sup.1代表一个可选择地取代的碳环或杂环芳基,或一个可选择地取代的烷基,烯基,环烷基或环烯基;R.sup.2代表一个可选择地取代的烷基,烯基,炔基,环烷基或环烯基,或一个可选择地取代的碳环或杂环芳基或芳基烷基;R.sup.3代表一个氢原子或一个烷基;X代表一个氧或硫原子,一个基团--CH.sub.2--或一个基团NR.sup.4,其中R.sup.4代表一个氢原子或一个C.sub.1-4烷基;Y代表一个基团--CH.sub.2--或--CH.sub.2 CH.sub.2-- X-Y一起代表羰基-CH.dbd.CH-;以及它们的盐和生理功能衍生物在肿瘤治疗中是有用的。还描述了制备这些化合物的方法,用于制备的中间体,含有它们的药物组合物以及它们在肿瘤治疗中的用途。