Total synthesis of protosappanin A and its derivatives via palladium catalyzed ortho C–H activation/C–C cyclization under microwave irradiation
作者:Jiaqi Liu、Xuan Zhou、Chenglong Wang、Wanyong Fu、Wenyi Chu、Zhizhong Sun
DOI:10.1039/c6cc01149g
日期:——
A total synthesis method for Protosappanin A which is a complex nature product with many biological activities was developed with 6 linear steps. Dibenzo[b, d]oxepinones as the key intermediates of...
Palladium-catalyzed annulations of arynes with 2-(2-iodophenoxy)-1-substituted ethanones
作者:Rong-Jiang Li、Shao-Feng Pi、Yun Liang、Zhi-Qiang Wang、Ren-Jie Song、Guo-Xiang Chen、Jin-Heng Li
DOI:10.1039/c0cc02720k
日期:——
Palladium-catalyzedannulations of arynes with 2-(2-iodophenoxy)-1-substituted ethanones for the synthesis of 6H-benzo[c]chromenes are presented. This mild route allows formation of two new carbon-carbon bonds via an alpha-arylation/annulation process.