Reactions with diazoazoles. Part IV..[7+ 2]??and [11+ 2]??cyclocondensation reactions of diazoazoles with acyltriphenylphosphonium methylides to azolo [5, 1??c][1, 2, 4] …

~68%

~%

~51%

~%

~62%

~%

~%

~60%

~%

~68%

~71%

~%

~%

~%

~%