Synthesis of α-CF3- and α-CCl3 substituted nitrogen heterocycles by aza Diels-Alder and cyclocondensation reactions
Keywords: Imines; Imidoyl chlorides; Ttrifluoromethyl; Trichloromethyl; Sulfonyl; Pyridines; Azanorbornenes; Diels-Alder cycloaddition; 1,2,4-Thiadiazines; 1,2,6-Thiadiazines; Enamines;