Synthesis of 1,8-naphthyridines from 2-aminonicotinaldehydes and terminal alkynes. - Li, Binbin; Nguyen, Steven; Huang, Jianjun; Wang, Gaigai; Wei, Huiping; Pereshivko, Olga P.; Peshkov, Vsevolod A. (Tetrahedron Letters: International Organ for the Rapid Publication of Preliminary Communications in Organic Chemistry, 2016)