Unexpected Synthesis of Rearranged 3,4-Dihydroquinazolines by a Sequential Ugi 4CC/Aza-Wittig/Carbodiimide-Mediated Cyclization
作者:Ping He、Jing Wu、Yi-Bo Nie、Ming-Wu Ding
DOI:10.1002/ejoc.200901287
日期:2010.2
The 2,3,4-trisubstituted 3,4-dihydroquinazolines 4 were unexpectedly obtained from a sequentialUgi four component condensation (4CC)/aza-Wittig/carbodiimide-mediatedcyclization.
2,3,4-三取代的 3,4-二氢喹唑啉 4 意外地从连续的 Ugi 四组分缩合 (4CC)/氮杂-Wittig/碳二亚胺介导的环化反应中获得。