A method of forming a cyclopropane having enhanced chirality said method comprising reacting together:
a symmetrical 1,2-dioxine of the formula (1), wherein X and Y are the same and are groups in which a carbon atom is bonded to the dioxine backbone; and a phosphorus ylide or a phosphorus ylide precursor, in the presence of a cobalt catalyst containing a chiral ligand.
一种形成具有增强手性的
环丙烷的方法,该方法包括在手性
配体存在的
钴催化剂的存在下,反应对称的式(1)的1,2-二氧杂环烷,其中X和Y相同且是与二氧杂环烷骨架上的碳原子成键的基团;以及一个膦叶立德或膦叶立德前体。