Addition-cyclization reactions of 2-pyridyl isothiocyanate
M Marchalín, J Světlík, A Martvoň
Index: Marchalin, Miroslav; Svetlik, Jan; Martvon, Augustin Collection of Czechoslovak Chemical Communications, 1981 , vol. 46, # 10 p. 2428 - 2434
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Citation Number: 9
Abstract
Abstract Addition-cyclization reactions of 2-pyridyl isothiocyanate with enamines and C- acids afforded derivatives containing pyrido [1, 2-a] pyrimidine skeleton. Cyclization with a series of phenylhydrazones gave substituted triazolidines. The IR, UV, 1 H NMR and 13 C NMR spectra of the synthesized compounds are discussed.