The sodium tungstate catalysed oxidation of secondaryamines with hydrogen peroxide give the corresponding nitrones, which are versatile synthetic intermediates and spin trapping reagents, in a single step.
钨酸钠用过氧化氢催化仲胺氧化,只需一步即可得到相应的硝酮,该硝酮是通用的合成中间体和自旋捕集剂。
Tungstate-catalyzed oxidation of secondary amines to nitrones. .alpha.-Substitution of secondary amines via nitrones