Return to Article Details ANOMALOUS BECKMANN REACTION OF 4-ARYL-2,7,7-TRIMETHYL-5-OXO-5,6,7,8-TETRAHYDROQUINOLINE OXIMES IN POLYPHOSPHORIC ACID. 1. NEW SYNTHESIS OF 1-ETHOXYCARBONYL-2,5,5-TRIMETHYL-5,6-DIHYDRO-4H-PYRIDO[2,3,4-<i>k</i>,<i>l</i>]ACRIDINES Download Download PDF