Khoroshilov, G. E.; Tverdokhleb, N. M.; Brovarets, V. S.; Babaev, E. V.
(2016-01-27)
2-Chloro-N-ethoxycarbonylmethylpyridinium bromide reacts with substituted acetonitriles in two steps; the initially formed pyridine anhydro baseses undergo further ring closure to 2-amino-3-ethoxycarbon-ylindolizines.