β-Halo-β-(trifluoromethyl)styrenes readily react with a variety of nitrogen nucleophiles bearing primary amino groups to afford either the captodative trifluoromethylated enamines or vinylogous guanidinium salts in a selective fashion depending on the electronic natures of the aromatic substituents.
β-卤代-β-(三
氟甲基)
苯乙烯很容易与各种带有伯
氨基的氮亲核试剂反应,根据芳香族取代基的电子性质,以选择性的方式提供三
氟甲基化烯胺或
乙烯基胍盐。