Abstract 4-(4-Oxo-4 H-3, 1-benzoxazin-2-yl) phenyl-4-methylbenzenesulfonate (2) was prepared and reacted with some primary aromatic amines, eg, aniline, p-chloro aniline, p- methoxy aniline, p-amino benzoic acid and p-amino acetophenone. It reacted also with some heterocyclic amines, eg, 2-aminothiazole, 2-aminobenzothiazole, 5-amino-4- phenylazo-2, 4-dihydropyrazol-3-one and 3-amino-2-methylquinazolinone and with ...
