文献类型：期刊文献

英文题名：Rhodium(III)-Catalyzed, C-H Activated Annulation to Form Isocoumarins and α-Pyrones using the O-N Bond as an Internal Oxidant

作者：Li, Xing Guang[1,2];Liu, Kai[1,2];Zou, Gang[1,2];Liu, Pei Nian[1,2]

机构：[1]E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai Key Lab Funct Mat Chem, Shanghai 200237, Peoples R China;[2]E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R China

年份：2014

卷号：356

期号：7

起止页码：1496

外文期刊名：ADVANCED SYNTHESIS & CATALYSIS

收录：;WOS:【SCI-EXPANDED(收录号:WOS:000336505000010)，CCR-EXPANDED(收录号:WOS:000336505000010)】；

基金：This work was supported by the National Natural Science Foundation of China (Project Nos. 21172069, 21190033 and 21372072), the Innovation Program of Shanghai Municipal Education Commission (Project No. 12ZZ050), the Basic Research Program of the Shanghai Committee of Sci. & Tech. (Project No. 13M1400802), NCET (NCET-13-0798) and the Fundamental Research Funds for the Central Universities.

语种：英文

外文关键词：annulation; C-H activation; O-heterocycles; O-N bond cleavage; redox neutral reaction; rhodium

摘要：A mild, efficient and regioselective CH activation-based intermolecular redox-neutral annulation of O-benzoylhydroxylamines and internal alkynes has been achieved. The protocol employs an ON bond as the internal oxidant and leads to isocoumarins and alpha-pyrones.