申请人:MEIJI SEIKA KAISHA LTD.
公开号:EP0885893A1
公开(公告)日:1998-12-23
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.
本发明公开了下式 (I) 所代表的化合物及其药学上可接受的盐类。这些化合物具有黄体酮受体结合抑制活性,因此可用作治疗和预防黄体酮相关疾病的药物。具体地说,它们可用作堕胎药、口服避孕药、乳腺癌和卵巢癌的致癌剂、子宫内膜异位症、脑膜瘤和骨髓瘤的治疗剂,以及骨质疏松症和气候紊乱的治疗剂和预防剂。
其中包括
R1 和 R2 代表羟基、烷氧基、烯氧基、炔氧基、环烷氧基、烷氧基烷氧基、含一个氧原子的环烷氧基、芳基烷氧基、烷基羰基氧基、烯基羰基氧基、炔基羰基氧基、环烷基羰基氧基、烷氧基羰基氧基、芳基羰基氧基、芳基烷基羰基氧基、芳香族酰氧基、杂芳香族酰氧基、饱和杂环族羰氧基、烷基磺酰氧基、芳香族磺酰氧基、烷基氨基甲酰氧基、芳香族氨基甲酰氧基、烷基羰基氨基或芳香族酰氨基,但 R1 可进一步代表氢原子、烷基、烯基或炔基;R3、R4 和 R5 各自独立地代表氢原子、烷基或烯基。