PROCESS FOR PREPARATION OF OPTICALLY PURE AND OPTIONALLY SUBSTITUTED 2-(1-HYDROXY-ALKYL)-CHROMEN-4-ONE DERIVATIVES AND THEIR USE IN PREPARING PHARMACEUTICALS专利检索- 外消旋化;完全转化或部分转化专利检索查询-专利查询网

PROCESS FOR PREPARATION OF OPTICALLY PURE AND OPTIONALLY SUBSTITUTED 2-(1-HYDROXY-ALKYL)-CHROMEN-4-ONE DERIVATIVES AND THEIR USE IN PREPARING PHARMACEUTICALS
申请号	US15073324	申请日	2016-03-17	公开(公告)号	US20180098994A9	公开(公告)日	2018-04-12
申请人	Rhizen Pharmaceuticals SA;			发明人	Jayaraman VENKAT RAMAN; Swaroop K. VAKKALANKA;
摘要	The present invention relates to compounds useful as pharmaceutical intermediates, to processes for preparing the intermediates, to intermediates used in the processes, and to the use of the intermediates in the preparation of pharmaceuticals. In particular, the present invention concerns enantiomerically pure optionally substituted 2-(1-hydroxy-alkyl)-chromen-4-one derivatives represented by formula (IA) and (IB), processes for preparing the alcohol derivatives and their use in preparing pharmaceuticals.
权利要求
说明书全文