(2E,4E)-N-Isobutyl-7-(3,4-methylenedioxyphenyl)hepta-2,4-dienamide (I) possessing insecticidal activity against flies and mosquitoes has been synthesized in fine yield from 3-(3,4-methylenedioxyphenyl)prop-1-ene (II) using hydroboration-oxidation with acetoxyborohydride and a modified Wittig reaction as the key steps.
(2E,4E)-N-异丁基-7-(3,4-亚甲二氧基苯基)庚二烯酰胺(I)具有对蝇和蚊子的杀虫活性,从3-(3,4-亚甲二氧基苯基)丙烯(II)经过氢硼化氧化和乙酰氧基硼氢化物以及改良的威廉反应等关键步骤,以高产率合成。