[EN] CRYSTAL OF FUSED HETEROCYCLIC COMPOUND<br/>[FR] CRISTAL DE COMPOSÉ HÉTÉROCYCLIQUE CONDENSÉ
申请人:TAKEDA PHARMACEUTICAL
公开号:WO2012176934A1
公开(公告)日:2012-12-27
The present invention relates to a crystal of 1-ethyl-7-methyl-3-4-[(3-methyl-3H-imidazo[4,5-b]pyridin-2-yl)oxy]phenyl}-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one useful as a prophylactic or therapeutic agent for schizophrenia and the like, which shows an X-ray powder diffraction pattern having characteristic peaks at interplaner spacings (d) of 13.59 plus or minus 0.2 and 6.76 plus or minus 0.2 Angstroms in powder X-ray diffraction.
本发明涉及一种晶体,即1-乙基-7-甲基-3-4-[(3-甲基-3H-咪唑[4,5-b]吡啶-2-基)氧基]苯基}-1,3-二氢-2H-咪唑[4,5-b]吡啶-2-酮,其作为预防或治疗精神分裂症等疾病的药物,其在粉末X射线衍射中具有特征峰,间隔为13.59加或减0.2和6.76加或减0.2埃。