Methylene C(sp<sup>3</sup>)–H Arylation of Aliphatic Ketones Using a Transient Directing Group
作者:Kai Hong、Hojoon Park、Jin-Quan Yu
DOI:10.1021/acscatal.7b02905
日期:2017.10.6
Palladium-catalyzed methylene β-C(sp3)–Harylation of aliphatic ketones using a transient directing group is developed. The use of α-benzyl β-alanine directing group that forms a six-membered chelation with palladium is crucial for promoting the methylene C(sp3)–H bond activation.
Formal β‐C−H Arylation of Aldehydes and Ketones by Cooperative Nickel and Photoredox Catalysis
作者:Kun Liu、Armido Studer
DOI:10.1002/anie.202206533
日期:2022.8
Formal β-C−H (hetero)arylation of aldehydes and ketones via their readily prepared silyl enol ethers has been achieved by dual nickel and photoredox catalysis. This reaction features broad scope and excellent functional group tolerance.