申请人:Meiji Seika Kaisha, Ltd.
公开号:US06255339B1
公开(公告)日:2001-07-03
Compounds represented by the following formula (I) and pharmaceutically acceptable salts thereof are disclosed. The compounds have progesterone receptor binding inhibitory activity and, hence, can be used as therapeutic and prophylactic agents for progesterone-related diseases. Specifically, they are useful as abortifacients, oral contraceptive pills, carcinostatic agents for breast cancer and ovarian cancer, therapeutic agents for endometriosis, meningioma, and myeloma, and therapeutic and prophylactic agents for osteoporosis and climacteric disturbance.
wherein
R1 and R2 represent a hydroxyl group, alkyloxy, alkenyloxy, alkynyloxy, cycloalkyloxy, alkoxyalkyloxy, cycloalkyloxy containig one oxygen atom, aralkyloxy, alkylcarbonyloxy, alkenylcarbonyloxy, alkynylcarbonyloxy, cycloalkylcarbonyloxy, alkoxycarbonyloxy, aryloxy carbonyloxy, aralkylcarbonyloxy, aromatic acyloxy, heteroaromatic acyloxy, saturated heterocyclic carbonyloxy, alkylsulfonyloxy, aromatic sulfonyloxy, alkylcarbamoyloxy, aromatic carbamoyloxy, alkylcarbonylamino, or aromatic acylamino, provided that R1 may further represent a hydrogen atom, alkyl, alkenyl, or alkynyl; and R3, R4, and R5 each independently represent a hydrogen atom, alkyl or alkenyl.
公开了以下式(I)所代表的化合物及其药学上可接受的盐。这些化合物具有孕激素受体结合抑制活性,因此可用作孕激素相关疾病的治疗和预防剂。具体而言,它们可用作流产药、口服避孕药、乳腺癌和卵巢癌的抗癌剂、子宫内膜异位症、脑膜瘤和骨髓瘤的治疗剂、以及骨质疏松和更年期失调的治疗和预防剂。其中,R1和R2代表羟基、烷氧基、烯基氧基、炔基氧基、环烷氧基、烷氧烷氧基、含一个氧原子的环烷氧基、芳基烷氧基、烷基羰氧基、烯基羰氧基、炔基羰氧基、环烷基羰氧基、烷氧羰氧基、芳氧羰氧基、芳基烷基羰氧基、芳香族酰氧基、杂芳香族酰氧基、饱和杂环羰氧基、烷基磺酰氧基、芳香族磺酰氧基、烷基氨基羰氧基、芳香族氨基羰氧基、烷基羰氨基、或芳香族酰胺基,但R1还可以表示氢原子、烷基、烯基或炔基;R3、R4和R5各自独立地表示氢原子、烷基或烯基。