213481-56-2Relevant academic research and scientific papers
Synthesis of pyrido[3′,2′:4,5]thieno[2,3-c]cinnolines - A new heterocyclic system
Artemov,Ivanov,Koshkarov,Shestopalov,Litvinov
, p. 96 - 101 (2007/10/03)
Pyrido[3′,2′:4,5]thieno[2,3-c]cinnolines, new heterocyclic compounds, were obtained in three steps: 1) alkylation of 3-cyanopyridine-2(1H)-thiones by o-nitrobenzyl bromide to give 2-(o-nitrobenzyl)thio-3-cyanopyridines, 2) closure of the thiophene ring in
