Efficient [5 + 1]-strategy for the assembly of 1,8-naphthyridin-4(1H)-ones by domino amination/conjugate addition reactions of 1-(2-chloropyridin-3-yl)prop-2-yn-1-ones with amines†‡
Abstract
A facile synthetic approach for the synthesis of 1,8-naphthyridine-4(1H)-one derivatives via a