of a new heterocyclic compound, 1H-2,3-benzoaxazine-4(3H)-one (I), by cyclization of α-aminoxy-o-toluic acid (VIII) is reported. Some 3-acyl, 3-alkyl- and 3-aminoalkyl-derivatives of I as well as 6-nitro-, 6-amino and 6-sulfonamido-derivatives were prepared. The physico-chemical behaviour of the compounds is reported.
据报道,通过环化α-
氨基xy-邻甲
苯甲酸(VIII),合成了一种新的
杂环化合物1H-2,3-苯并恶嗪-4(3H)-(I)。制备了一些I的3-酰基,3-烷基和3-
氨基烷基衍
生物以及6-硝基-,6-
氨基和6-磺酰胺基衍
生物。报道了化合物的物理
化学行为。