Lithium-chlorine exchange of α-chloro α-sulfonyl ketones, easily prepared from 1-chloroalkyl aryl sulfoxides and aldehydes in good yields, with n-butyllithium gave α-sulfonyl ketones in high yields. Some trials to trap the enolate intermediate were carried out.
                                    α-
氯代α-磺酰基酮很容易由1-
氯烷基芳基亚砜和醛以良好的产率制备,与
正丁基锂进行
锂-
氯交换可高产率地得到α-磺酰基酮。进行了一些捕获烯醇化物中间体的试验。