PIDA-mediated oxidative aromatic C N bond cleavage: Efficient methodology for the synthesis of 1,2-diaza-1,3-dienes under ambient conditions
作者:Abhishek Kumar、Sarita Katiyar、Arvind Kumar Jaiswal、Ruchir Kant、Koneni V. Sashidhara
DOI:10.1016/j.tetlet.2021.153252
日期:2021.8
Oxidative Ring-Opening of 1<i>H</i>
-Pyrazol-5-amines and Its Application in Constructing Pyrazolo-Pyrrolo-Pyrazine Scaffolds by Domino Cyclization
作者:Lei Pan、Feng Jin、Rui Fu、Ke Gao、Shaofang Zhou、Xiaoguang Bao
DOI:10.1002/ejoc.202000265
日期:2020.5.22
A concise approach to synthesize 3H‐pyrazolo[3,4‐e]pyrrolo[1,2‐a]pyrazine derivatives via oxidative ring‐opening of 1H‐pyrazol‐5‐amines under mild and transition‐metal‐free conditions is described herein.