the α-amino-substituted carbanions with some electrophiles was investigated and it was found that ethyl chloroformate reacted to give α-amino acid derivatives in good yields. As a whole, a new method for one-pot, three-component combined synthesis of α-amino acid derivatives from aryl 1-chloroalkyl sulfoxides was realized.
                                    芳基1-
氯烷基亚砜与i - PrMgCl在THF中在低温下以定量收率生成
镁类
胡萝卜素。发现
镁类
胡萝卜素可与N-
硫代烷基胺反应,以中等收率得到烯烃,该烯烃衍生自
镁类
胡萝卜素的二聚作用。另一方面,
镁类
胡萝卜素与N-取代的N的反应-
硫代芳基胺以良好的收率得到未稳定的α-
氨基取代的碳负离子。研究了α-
氨基取代的碳负离子与某些亲电试剂的反应性,发现
氯甲酸乙酯反应生成
α-氨基酸衍
生物的收率很高。总体上,实现了一种由芳基1-
氯烷基亚砜单锅三组分联合合成
α-氨基酸衍
生物的新方法。