Treatment of N-lithioimidazole or N-lithiopyrrole with CuCN followed by an organolithium leads to cuprates R(Imid)Cu(CN)Li2 and R(Pyrr)Cu(CN)Li2 which show “higher order” reactivity relative to RCu(CN)Li.
用CuCN处理N-
硫代
咪唑或N-
硫代
吡咯,然后用
有机锂处理,生成
铜酸盐R(Imid)Cu(CN)Li 2和R(Pyrr)Cu(CN)Li 2,相对于RCu(),它们显示出“更高阶”的反应性CN)李