申请人:TEIKOKU HORMONE MFG. CO., LTD.
公开号:EP0641791A1
公开(公告)日:1995-03-08
A benzothiophene derivative represented by general formula (I) or a salt thereof, which has an excellent antiestrogenic activity and is useful for treating breast cancer, endometrial cancer, endometriosis, mastopathy, and so forth. This compound is characterized in that the 2-position, i.e. substituent R², of the benzothiophene ring is substituted by a halogen atom, a lower alkyl group, or a cycloalkyl or cycloalkenyl group which may be substituted by a lower alkyl, hydroxy, acyloxy or oxo.
一种由通式(I)代表的苯并噻吩衍生物或其盐,具有优异的抗雌激素活性,可用于治疗乳腺癌、子宫内膜癌、子宫内膜异位症、乳腺病等。该化合物的特征在于苯并噻吩环的 2-位,即取代基 R² 被卤原子、低级烷基或环烷基或环烷烯基所取代,而环烷基或环烷烯基可被低级烷基、羟基、酰氧基或氧代所取代。