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以取代α-三氟甲基苯乙烯和取代的肉桂醛肟为原料,经过1,3-偶极环加成反应,合成了16个未见文献报道的含三氟甲基异噁唑啉结构的目标化合物,其结构经1H NMR和LC-MS确认。初步杀虫活性测试结果表明:在500 mg/L下,大部分目标化合物对斜纹夜蛾Prodenia litura和粘虫Mythimna sepatara具有一定的杀虫活性,其中ZJ11对粘虫的致死率达100%,即使在100 mg/L下,其致死率仍达80%。
By using 1,3-dipolar cycloaddition reaction instead of α-trifluoromethyl styrene and substituted cinnamic aldoxime, 16 novel trifluoromethyl-isoxazoline structures have been synthesized Of the target compound, its structure confirmed by 1H NMR and LC-MS. The results of the preliminary insecticidal activity test showed that most of the target compounds had certain insecticidal activities against Prodenia litura and Mythimna sepatara at 500 mg / L, of which ZJ11 had a lethality of 100% against armyworm At 100 mg / L, the lethality rate still reaches 80%.