.alpha.,.beta.-Unsaturated cycloaliphatic ketoximes and their salts are obtained in high purity and yield by reacting an .alpha.,.beta.-unsaturated cycloaliphatic ketone with hydroxylamine hydrochloride, sulfate or hydrogen sulfate in water in a pH range of 0 to 4.5. The products are intermediates for aromatic amines.
                            通过将.alpha.,.beta.-不饱和环脂肪酮与氢氧化
肟盐(
氯化氢,
硫酸盐或
氢硫酸盐)在pH值为0至4.5的
水中反应,可以高纯度和高产率地获得.alpha.,.beta.-不饱和环脂肪酮
肟及其盐。这些产物是芳香胺的中间体。