A new and efficient route to amino derivatives of [1,6]- and [2,7]naphthyridones
作者:Alexei Nemazany、Norbert Haider
DOI:10.1002/jhet.5570340207
日期:1997.3
Reaction of N-substituted amides of 2-chloro- or 4-chloronicotinic acid with CH-acidic nitriles in the presence of a base provides a convenient access to aminoderivatives of 1,6-naphthyrid-5(6H)-one, compounds of type 4 and 5, or 2,7-naphthyrid-1(2H)-one 7.