中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 3-phenyl-4-(1-phenylmethylidene)-5-isoxazolone | 36298-61-0 | C16H11NO2 | 249.269 |
3-苯基-5-异噁唑酮 | 3-phenyl-4H-isoxazol-5-one | 1076-59-1 | C9H7NO2 | 161.16 |
A convenient and easy synthesis of 4-arylidene-3-phenylisoxazol-5-ones by the three-component reaction of hydroxylamine, ethyl benzoylacetate and aromatic aldehydes in the presence of DABCO in refluxing ethanol is reported.