1-(p-bromophenacyl)pyridinium bromide 在
hydroxylammonium bromide 、
sodium acetate 作用下,
反应 3.0h,
生成 (NE)-N-[1-(4-bromophenyl)-2-pyridin-1-ium-1-ylethylidene]hydroxylamine;bromide 、 (Z)-1-(4-bromophenyl)-N-oxido-2-pyridin-1-ium-1-ylethanimine;hydrobromide