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Rh(iii)-Catalyzed C–C coupling of unactivated C(sp3)–H bonds with iodonium ylides for accessing all-carbon quaternary centers†
Pengfei Xie,Huixing Gao,Xingwei Li,Yuqin Jiang,Bingxian Liu
Organic Chemistry Frontiers Pub Date : 06/07/2022 00:00:00 , DOI:10.1039/D2QO00667G
Abstract

Rhodium-catalyzed inert C(sp3)–H activation/carbene insertion, which enables the construction of all-carbon quaternary centers, has been realized. Iodonium ylides are used as C1 synthons for efficient C–C bond formation with PhI being the only by-product. A rhodacycle has been synthesized and proved to be the active intermediate.

Graphical abstract: Rh(iii)-Catalyzed C–C coupling of unactivated C(sp3)–H bonds with iodonium ylides for accessing all-carbon quaternary centers
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