申请人:Epizyme, Inc.
公开号:US10968247B2
公开(公告)日:2021-04-06
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,以及通过向有需要的受试者施用这些化合物和药物组合物来治疗由 DOT1 介导的蛋白质甲基化起作用的疾病(如癌症和神经系统疾病)的方法。本发明还提供了新型结晶形式的(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(形式 A、形式 B 和形式 C),具有独特的 X 射线衍射图样和差示扫描量热曲线,以及独特的晶体结构。