This invention relates to an optically active benzothiepin derivative represented by the formula:
wherein R represents a lower alkyl group; R1 and R2 independently represent a lower alkyl group, or may bind together to form a ring, which exhibits excellent osteogenesis-promoting action and is useful as a prophylactic or therapeutic drug for bone diseases.
本发明涉及一种具有光学活性的
苯并噻吩衍
生物,由式表示:
其中 R 代表低级烷基;R1 和 R2 独立地代表低级烷基,或可结合在一起形成一个环,该衍
生物具有优异的促进成骨作用,可用作骨病的预防或治疗药物。