申请人:EPIZYME, INC.
公开号:US20150011495A1
公开(公告)日:2015-01-08
The present invention provides an efficient process for the synthesis of (2R,3R,4S,5R)-2-(6-amino-9H-purin-9-yl)-5-((((1r,3S)-3-(2-(5-(tert-butyl)-1H-benzo[d]imidazol-2-yl)ethyl)cyclobutyl)(isopropyl)amino)methyl)tetrahydrofuran-3,4-diol and hydrates thereof and methods for treating disorders in which DOT1-mediated protein methylation plays a part, such as cancer and neurological disorders, by administering these compounds and pharmaceutical compositions to subjects in need thereof. The present invention also provides novel crystalline forms of (2R,3R,4S,5R)-2-(6-amino-9H-purin-9-yl)-5-((((1r,3S)-3-(2-(5-(tert-butyl)-1H-benzo[d]imidazol-2-yl)ethyl)cyclobutyl)(isopropyl)amino)methyl)tetrahydrofuran-3,4-diol and hydrates thereof (Form A, Form B, and Form C), characterized by a unique X-ray diffraction pattern and Differential Scanning Calorimetry profile, as well as a unique crystalline structure.
本发明提供了一种有效的合成过程,用于合成(2R,3R,4S,5R)-2-(6-氨基-9H-嘌呤-9-基)-5-((((1r,3S)-3-(2-(5-(叔丁基)-1H-苯并[d]咪唑-2-基)乙基)环丁基)(异丙基)氨基)甲基)四氢呋喃-3,4-二醇及其水合物,并通过向需要治疗DOT1介导的蛋白质甲基化在内的疾病的受试者投与这些化合物和制药组合物来治疗这些疾病,例如癌症和神经系统疾病。本发明还提供了(2R,3R,4S,5R)-2-(6-氨基-9H-嘌呤-9-基)-5-((((1r,3S)-3-(2-(5-(叔丁基)-1H-苯并[d]咪唑-2-基)乙基)环丁基)(异丙基)氨基)甲基)四氢呋喃-3,4-二醇及其水合物的新型晶体形式(Form A、Form B和Form C),其具有独特的X射线衍射图案和差示扫描量热分析曲线,以及独特的晶体结构。