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-k,l]acridines
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-k,l]acridines
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-k,l]acridines