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公开(公告)号:US20140099681A1
公开(公告)日:2014-04-10
申请号:US14104597
申请日:2013-12-12
申请人: Kyowa Hakko Bio Co., Ltd. , Dainippon Sumitomo Pharma Co., Ltd.
发明人: Masaji KASAI , Shinji KITA , Tadashi OGAWA , Hideaki TOKAI
IPC分类号: C07D487/20 , C12P17/18
CPC分类号: C07D487/20 , C07B2200/07 , C07C271/22 , C07D207/416 , C12P7/62 , C12P17/10 , C12P17/182 , C12P41/005
摘要: A process for producing optically active succinimide derivatives as key intermediates of (3R)-2′-(4-bromo-2-fluorobenzyl)spiro{pyrrolidine-3,4′(1′H)-pyrrolo[1,2-a]pyrazine}-1′,2,3′,5(2′H)-tetraone, which comprises the following reaction steps.
摘要翻译: 作为(3R)-2' - (4-溴-2-氟苄基)螺(吡咯烷-3,4'(1'H) - 吡咯并[1,2-a]所示的关键中间体的光学活性琥珀酰亚胺衍生物的制备方法, 吡嗪} -1',2,3',5(2'H) - 四酮,其包括以下反应步骤。