Heterocyclic systems.<b>VII</b>Synthesis of 1<i>H</i>-pyrazolo[3,4-<i>e</i>]indolizine derivatives
作者:Giorgio Stefancich、Federico Corelli、Silvio Massa、Romano Silvestri、Roberto Di Santo
DOI:10.1002/jhet.5570240451
日期:1987.7
Suitable 1-phenyl-5-(1-pyrryl)pyrazole intermediates underwent Knoevenagel or Wittig intramolecular olefination to give derivatives of 1H-pyrazolo[3,4-e]indolizine, a hitertho unknown tricyclic heteroaromatic system.
合适的1-苯基-5-(1-吡咯基)吡唑中间体经过Knoevenagel或Wittig分子内烯化反应,得到1 H-吡唑并[3,4- e ]吲哚并嗪的衍生物,这是一种未知的三环杂芳族体系。