Divergent synthesis of α-functionalized amides through selective N–O/C–C or N–O/C–C/C–N cleavage of aza-cyclobutanone oxime esters
作者:Hua-Wei Liu、Dian-Liang Wang、Nan-Quan Jiang、Hai-Yan Li、Zhong-Jian Cai、Shun-Jun Ji
DOI:10.1039/d1cc03348d
日期:——
Herein, a novel sequential ring opening reaction of aza-cyclobutanone oxime esters with isocyanides is described. The reaction proceeded smoothly under redox-neutral and mild conditions, leading to a divergent synthesis of α-cyanomethylaminoamides, α-acyloxyamides and α-acylaminoamides. In these transformations, a selective N–O/C–C or N–O/C–C/C–N cleavage was achieved only by changing the iron-catalyst