【摘要】 通过对—二甲基—2—苯基—1，4—氧氮杂—5，7—二酮的研究，表明这一化合物及其衍生物是手性源化合物，利用它合成许多手性化合物同时找到了合成1，4—氧氮杂的方法，产率较高．更多还原

【Abstract】 This article reports to research synthesis of 3, 4- diomethyl-2- Phenyl, 4-Oxazepine-5, 7dione, it is chiral compound using it syntheses many non -symmetry compounds Based on test. We have found away of synthesis 1-4-Oxazepine yield is very good.更多还原