A convenient method for the preparation of α-hydroxyimino cycloalkanones has been established by the reaction of cycloalkanones and nitrosyl chloride. ω-Cyanocarboxylic acids or their derivatives were obtained in good yield by the Beckmann rearrangement of these α-hydroxyimino ketones.
已建立了一种方便的方法,通过环状烷酮与
氯化亚氮反应制备α-羟基亚
肟环状酮。这些α-羟基亚
肟酮经过贝克曼 rearrangement 反应,良好产率地得到ω-
氰基
羧酸或其衍
生物。