A combination of dimethyl sulfoxide (DMSO) and trifluoroacetic anhydride (TFAA) mediates functionalization at the 2α-position of indole derivatives. Carbon and heteroatom nucleophiles were directly introduced via a one-pot procedure in excellent yields.
二甲基亚砜(
DMSO)和
三氟乙酸酐(
TFAA)的组合介导了
吲哚衍
生物 2δ-位的官能化。碳和杂原子亲核物通过一锅程序直接引入,产量极高。