Process for preparing 4-hydroxypyridines

申请公布号：US8716487(B2)

申请号：US201113805567

申请日期：2011.06.20

申请公布日期：2014.05.06

申请人：

MAYWALD VOLKER;MENGES FREDERIK;VOGELBACHER UWE JOSEF;RACK MICHAEL;KEIL MICHAEL;GRAMMENOS WASSILIOS;VRETTOU-SCHULTES MARIANNA;LOHMANN JAN KLAAS;MUELLER BERND;JABS THORSTEN;BASF SE

发明人：MAYWALD VOLKER;MENGES FREDERIK;VOGELBACHER UWE JOSEF;RACK MICHAEL;KEIL MICHAEL;GRAMMENOS WASSILIOS;VRETTOU-SCHULTES MARIANNA;LOHMANN JAN KLAAS;MUELLER BERND;JABS THORSTEN

分类号：C07D213/08;C07D213/68

主分类号：C07D213/08

摘要：The present invention relates to a process for preparing 4-hydroxypyridines of formula I wherein R1, R2, R3 and R4 have the meanings defined in the description.

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