The reactions of O-tributylstannyl aldoximes and active halogen compounds such as tert-butyl hypochlorite or N-bromosuccinimide, whereby nitrile oxides are generated effectively, are applied to the preparations of isoxazolines and isoxazoles via[3 + 2] dipolar cycloaddition.
O-tributylstannyl aldoximes 与活性卤素化合物(如
次氯酸叔丁酯或 N-
溴琥珀
酰亚胺)的反应可有效生成腈氧化物,该反应可用于通过[3 + 2]二极环加成法制备
异噁唑和
异噁唑。