Nucleophilic ring opening of aziridines involving attack of the nitrogen atom of Z-oxime anions generates nitrones which are then trapped in 1,3-dipolar cycloaddition reactions with N-methylmaleimide to afford 1:1 mixture of endo- and exo-cycloadducts.
涉及的氮原子的
氮丙啶攻击亲核开环Ž
肟阴离子生成硝酮,其然后被捕获在与1,3-偶极环加成反应Ñ -methylmaleimide,得到1:1个的混合物内切-和外切-cycloadducts。