发明名称 Dihydro-2H-pyrans
摘要 The invention relates to dihydro-2H-pyrans of the general formula (I) <IMAGE> having the substituent definitions indicated in the description, to a process for their preparation and to their use as intermediates for the synthesis of pharmaceutically active 3-amino-4-deoxy sugars.
申请公布号 DE3632604(A1) 申请公布日期 1988.03.31
申请号 DE19863632604 申请日期 1986.09.25
申请人 BAYER AG 发明人 TIETZE,LUTZ-FRIEDJAHN,PROF.DR.
分类号 C07D309/30;C07D405/04;C07H5/06;C07H15/04;(IPC1-7):C07D309/30 主分类号 C07D309/30
代理机构 代理人
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