申请人:Astellas Pharma Inc.
公开号:EP1728784A1
公开(公告)日:2006-12-06
This invention relates to a novel fluorene derivative having a characteristic structure in which guanidino group or the like functional group is linked to the fluorene structure via carbonyl group, or a salt thereof.
The compound of the invention has an advantage in that it has high affinity for serotonin receptor subtypes, particularly for 5-HT2B receptor and 5-HT7 receptor, and shows excellent pharmacological effects in comparison with the conventional compounds which have only one of the antagonistic activities of 5-HT2B receptor and 5-HT7 receptor, this is useful as a prophylactic antimigraine agent having high safety and excellent effect.
本发明涉及一种新型芴衍生物,其特征结构是胍基或类似官能团通过羰基与芴结构相连,或其盐类。
本发明化合物的优点在于它对血清素受体亚型,特别是对 5-HT2B 受体和 5-HT7 受体具有高亲和力,与传统化合物相比,它只对 5-HT2B 受体和 5-HT7 受体中的一种具有拮抗活性,显示出优异的药理作用,可用作预防性抗偏头痛药,安全性高,效果优异。