An annulation via tandem rhodium catalyzed CâH olefination of N-benzoylsulfonamides with internal olefins followed by CâN bond formation is disclosed. A N-substituted quaternary center is formed during the reaction thus providing efficient access to a series of 3,3-disubstituted isoindolinones.
通过双重
铑催化的C–H
烯化反应,将N-
苯酰磺
酰胺与内部
烯烃进行环化,接着形成C–N键。这一反应过程中形成了N-取代的四价中心,从而高效地合成了一系列3,3-二取代的
异吲哚啉酮。