Chelation-assisted electrocyclic reactions of 3-alkenyl-2,2′-bipyridines: an efficient method for the synthesis of 5,6-dihydro-1,10-phenanthroline and 1,10-phenanthroline derivatives
Chelation-assisted electrocyclic reactions of 3-alkenyl-2,2′-bipyridines: an efficient method for the synthesis of 5,6-dihydro-1,10-phenanthroline and 1,10-phenanthroline derivatives