Synthesis of 10-Amino-1,2,3,4-tetrahydrobenzo[b][1,6]-naphthyridines and Related Derivatives

Article abstract of DOI:10.1002/jhet.5570330642

This paper describes the synthesis of some 10-amino-1,2,3,4-tetrahydrobenzo[b][1,6]naphthyridines and of the new 13-amino-6,6a,7,8,9,10-hexahydro-12H-benzo[b]pyrido[1,2-g][1,6]naphthyridines starting from isatins and 4-piperidones or quinolizidin-2-one.