SEARCH Articles Figures Tables 2 -Quinazolones, 3,4-dihydro 3- quinazolone reactions 3-Methyl-4-quinazolone 4 -Quinazolones 4-hydroxy 4-Quinazolone ring opening 4-Quinazolone, 3-alkyl 4-Quinazolone-2-carboxylic 4-Quinazolone-2-carboxylic acid esters 4-Quinazolones 3-amino— from 4-Quinazolones esters NIEMENTOWSKI Quinazolone synthesis O-Cyanoisocyanates 2-quinazolones, 4-halogeno Quinazoline and Quinazolone Alkaloids Quinazolines 4-quinazolones Quinazolines and Quinazolones Quinazolone formation Quinazolone formation anthranilic acid Quinazolones Quinazolones Quinazolones structure