The first example of α-seleno arsonium ylide (3) was reported. It has sufficient activity to undergo a Wittig type reaction, affording a novel method for the stereoselective synthesis of (Z)-α-seleno-α,β-unsaturated compounds (5).
报道了α-
硒基叶立德碱的第一个例子(3)。它具有足以进行Wittig型反应的活性,为(Z)-α-
硒代-α,β-不饱和化合物的立体选择性合成提供了一种新方法(5)。