An efficient Ir-catalyzed amidation of indoles with sulfonyl azides is disclosed, affording diverse C4-amidated indoles exclusively under mild conditions. In this protocol, a variety of indoles with commonly occurring functional groups such as formyl, acetyl, carboxyl, amide, and ester at the C3 position are well tolerated.
公开了一种用磺酰
叠氮化物有效地将
吲哚用
铱催化的酰胺化酰胺,仅在温和条件下提供各种C 4酰胺化的
吲哚。在该协议中,对在C3位置具有常见官能团(如甲酰基,乙酰基,羧基,酰胺和酯)的各种
吲哚都具有良好的耐受性。