N-acylation of nitrogen-containing heterocyclic compounds is more efficient using DMAPO and Boc2O rather than conventional methods, even with less reactive N-heterocyclic compounds. The reaction ...
Optimized reaction conditions for amide bond formation in nitrogen-containing heterocyclic compounds using carboxylic acid requires only 4-(N,N-dimethylamino)pyridine N-oxide (DMAPO) and di-tertbutyl ...