A series of new 3-aroylpyrido [1, 2-a] pyrimidines were synthesized from aryl methyl ketones in a simple two-step procedure and evaluated as nitric oxide synthases (NOS) inhibitors. In order to perform a structure–activity relationship study, different aroyl groups were introduced in 3-position and methyl groups were introduced at different positions of the pyrimidine heterocycle. Compounds with a biphenyloyl, benzyloxybenzoyl or naphthoyl ...
[Pati, Hari Narayan; Das, Umashankar; Ramirez-Erosa, Irving Javier; Dunlop, Donna Mae; Hickie, Robert Allan; Dimmock, Jonathan Richard Chemical and Pharmaceutical Bulletin, 2007 , vol. 55, # 4 p. 511 - 515]