申请人:Chengdu Yunke Pharmaceutical Co., Ltd
公开号:EP2636675A1
公开(公告)日:2013-09-11
The present invention relates to a new diphosphonate compound, and the method to prepare the above new diphosphonate compound. The new diphosphonate compound provided in this present invention exhibits an activity in inhibiting osteoclast equivalent to alendronate sodium, and a higer activity in affecting the proliferation of osteoplast than the positive control compounds, but the positive control exhibits a weaker effect on osteoblast proliferation. In experimental examples, an administration schedule for the diphosphonate compound of the present invention is provided.
本发明涉及一种新型二膦酸酯化合物,以及制备上述新型二膦酸酯化合物的方法。本发明提供的新型二膦酸盐化合物在抑制破骨细胞方面的活性与阿仑膦酸钠相当,在影响骨细胞增殖方面的活性高于阳性对照化合物,但阳性对照化合物对成骨细胞增殖的影响较弱。在实验实例中,提供了本发明二膦酸盐化合物的给药时间表。