An efficient synthesis of secondary carboxamides carrying ω-substituted ethyl and propyl groups on nitrogen atom has been developed which highlights nucleophilic ring opening of 2-methyl-2-oxazoline, 2-methyl-2-oxazine, and their derivatives with (CH3)3SiX and HX (X= Cl, N3, SeC6H5, SC6H5) type reagents.
已开发出一种高效的合成方法,用于合成含ω-取代乙基和丙基的仲
酰胺类化合物,该方法突出了2-甲基-2-氧杂
环丁烷、2-甲基-2-氧嗪及其衍
生物与(
CH3)3SiX和HX(X=Cl,
叠氮, 苯
硒基, 苯
硫基)类型试剂的亲核开环反应。