796873-16-0Relevant academic research and scientific papers
Synthesis of indazole-N-oxides via the 1,7-electrocyclization of azomethine ylides
Nyerges, Miklós,Virányi, Andrea,Zhang, Weimin,Groundwater, Paul W.,Blaskó, Gábor,Toke, László
, p. 9937 - 9944 (2004)
The first examples of the 1,7-electrocyclization of azomethine ylides onto a nitro group, to give benz-1,2,6-oxadiazepine intermediates are reported. Subsequent ring contraction results in the formation of indazole-N-oxides. Graphical Abstract
