n.氧翁(羊)
The rearrangement of acetone oxime in the Beckmann solution involves three acetic acid molecules and one proton (present as an oxonium ion). 模拟表明，有三个乙酸分子和一个质子（以氧鎓的形式纯在）参与了反应。
Keywords multicomponent reaction;metal-catalyzed;diazo compounds;1;3-dipolar cycloaddition;ammonium ylide;oxonium ylide; 金属催化;重氮化合物;1;3-偶极环加成反应;铵基叶立德;氧鎓叶立德;
oxonium group 氧鎓基
oxonium ion 氧离子
