申请人:Geron Corporation
公开号:US05863936A1
公开(公告)日:1999-01-26
Methods and compositions for treating cancer and other diseases in which inhibition of telomerase activity can ameliorate disease symptoms or prevent or treat the disease relate to compounds characterized by the following structure: ##STR1## and their pharmaceutically acceptable salts. Y is selected from the group consisting of oxygen, sulfur, sulfonyl, sulfinyl, and --NR.sub.7 --. R.sub.1 is --TR.sub.8, where T is --C(X.sub.1)-- or --SO.sub.2 --, and R.sub.8 is selected from the group consisting of --OR.sub.9, --NHNHSO.sub.2 R.sub.9, --NHNHC(X.sub.2)OR.sub.9, --NR.sub.9 R.sub.10, --NHNHC(X.sub.2)NR.sub.9 R.sub.10, --NHCR.sub.9 R.sub.10 C(X.sub.2)NR.sub.11 R.sub.12, --NHC(X.sub.2)NR.sub.9 R.sub.10, and the piperazinyl moiety shown below: ##STR2## where n is 0 or 1, and Q.sub.n, for n=1, is --SO.sub.2 --, --C(X.sub.2)-- or --C(X.sub.2)NR.sub.10 --. R.sub.2 -R.sub.6 are selected independently from the group consisting of hydrogen, alkyl, aryl, hydroxyl, alkoxyl, aryloxyl, aralkoxyl, halogen, cyano, nitro, alkylcarbamido, arylcarbamido, dialkylcarbamido, diarylcarbamido, alkylarylcarbamido, alkylthiocarbamido, arylthiocarbamido, dialkylthiocarbamido, diarylthiocarbamido, alkylarylthiocarbamido, amino, alkylamino, arylamino, dialkylamino, diarylamino, arylalkylamino, aminocarbonyl, alkylaminocarbonyl, arylaminocarbonyl, dialkylaminocarbonyl, diarylaminocarbonyl, arylalkylaminocarbonyl, alkylcarbonyloxy, arylcarbonyloxy, carboxyl, alkoxycarbonyl, aryloxycarbonyl, sulfo, alkylsulfonylamido, arylsulfonylamido, alkylsulfonyl, arylsulfonyl, alkylsulfinyl, and arylsulfinyl. X.sub.1 and X.sub.2 are selected independently from the group consisting of oxygen, and sulfur. R.sub.7 -R.sub.12 are selected independently from the group consisting of hydrogen, alkyl, aryl, aralkyl, heterocycle, and heterocyclealkyl.
本发明涉及用于治疗癌症和其他疾病的方法和组合物,其中抑制端粒酶活性可以改善疾病症状或预防或治疗疾病,该组合物的特征结构为:##STR1##及其药学上可接受的盐。Y选择自氧,硫,磺酰,亚磺酰和--NR.sub.7--的组中。R.sub.1是--TR.sub.8,其中T是--C(X.sub.1)--或--SO.sub.2--,R.sub.8选择自--OR.sub.9,--NHNHSO.sub.2R.sub.9,--NHNHC(X.sub.2)OR.sub.9,--NR.sub.9R.sub.10,--NHNHC(X.sub.2)NR.sub.9R.sub.10,--NHCR.sub.9R.sub.10C(X.sub.2)NR.sub.11R.sub.12,--NHC(X.sub.2)NR.sub.9R.sub.10和下图所示的哌嗪基团:##STR2##其中n为0或1,Q.sub.n,对于n=1,为--SO.sub.2--,--C(X.sub.2)--或--C(X.sub.2)NR.sub.10--。R.sub.2-R.sub.6选择自氢,烷基,芳基,羟基,烷氧基,芳氧基,芳基烷氧基,卤素,氰基,硝基,烷基氨基,芳基氨基,二烷基氨基,二芳基氨基,烷基芳基氨基,烷基硫代氨基,芳基硫代氨基,二烷基硫代氨基,二芳基硫代氨基,烷基芳基硫代氨基,氨基,烷基氨基,芳基氨基,二烷基氨基,二芳基氨基,芳基烷基氨基,氨基羰基,烷基氨基羰基,芳基氨基羰基,二烷基氨基羰基,二芳基氨基羰基,芳基烷基氨基羰基,烷基羧酸酯,芳基羧酸酯,羧基,烷氧基羧酸酯,芳氧基羧酸酯,磺酸基,烷基磺酰胺基,芳基磺酰胺基,烷基磺酰基,芳基磺酰基,烷基亚磺酰基和芳基亚磺酰基。X.sub.1和X.sub.2选择自氧和硫。R.sub.7-R.sub.12选择自氢,烷基,芳基,芳基烷基,杂环和杂环烷基。