Synthesis and Biological Activities of Some Novel (<i>E</i>)-Alpha-(methoxyimino)benzeneacetate Derivatives with Modified 1,2,4-Triazole Moiety
作者:Xianyou Wang、Hua Wang、Peiyun Chen、Yanping Pang、Zhilei Zhao、Guangchen Wu
DOI:10.1155/2014/681364
日期:——
analogues with high activity against resistant pathogens, a series of (E)-α-(methoxyimino)benzeneacetate derivatives containing 1,2,4-triazole Schiff base side chain were designed and synthesized. Their structures were confirmed by IR, 1H NMR, and 13C NMR, ESI-HRMS, or elemental analyses. Bioassays indicated that most of the target compounds showed moderate to good fungicidal activities against Rhizoctonia
为了寻找新的对耐药病原体具有高活性的嗜球果伞素类似物,设计并合成了一系列含有 1,2,4-三唑席夫碱侧链的 (E)-α-(甲氧基亚氨基)苯乙酸酯衍生物。它们的结构经 IR、1H NMR 和 13C NMR、ESI-HRMS 或元素分析证实。生物测定表明,大多数目标化合物对立枯丝核菌、灰葡萄孢、禾谷镰刀菌、棉花丝核菌和禾本科植物显示出中等至良好的杀真菌活性。例如,化合物 6g 和 6j 表现出对立枯丝核菌、灰葡萄孢和禾谷镰刀菌的有希望的抗真菌活性。化合物6c、6l和6m在浓度为50 µg/mL时对禾本科白粉病具有较高的杀菌活性;抑制率为 91.41%、92.13% 和 91.77%,