1028408-65-2Relevant academic research and scientific papers
Regioselective formylation of pyrazolo[3,4-b]pyridine and pyrazolo[1,5-a]pyrimidine systems using Vilsmeier-Haack conditions
Quiroga, Jairo,Trilleras, Jorge,Insuasty, Braulio,Abonía, Rodrigo,Nogueras, Manuel,Cobo, Justo
, p. 2689 - 2691 (2008/09/18)
Regioselective formylation behavior has been found in the reaction of pyrazolo[3,4-b]pyridines and pyrazolo[1,5-a]pyrimidines via Vilsmeier-Haack conditions. While the 4,5- and 6,7-dihydro derivatives afforded pyrazolo[3,4-b]pyridine-5-carbaldehydes and 4
