A detailed analysis of benzofuranone compounds under multiple tandem mass spectrometry (ESI-MS(n)) conditions is reporte......

采用自由基比色法考察苯并呋喃酮衍生物结构对其DPPH捕获能力的影响。结果发现,母体苯环5,7位上甲基和叔丁基的改变以及取代苯环上......