Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Le‐Han Gao"'
Condensed Osmaquinolines with NIR‐II Absorption Synthesized by Aryl C−H Annulation and Aromatization
Autor:
Fei‐Hu Cui, Qian Li, Le‐Han Gao, Kaidong Ruan, Kexin Ma, Siyuan Chen, Zhengyu Lu, Jiawei Fei, Yu‐Mei Lin, Haiping Xia
Publikováno v:
Angewandte Chemie. 134
The structural design and tuning of properties of metallaaromatics are crucial in materials and energy science. Herein, we describe the rapid synthesis of tetracyclic metallaaromatics containing quinoline and pentalene motifs fused by a metal-bridged
Publikováno v:
Asian Journal of Organic Chemistry. 8:832-835
Autor:
Wen-Ting Wei, Qiang Li, Wei-Ting Chen, Le-Han Gao, Wen-Hui Bao, Gan-Ping Chen, Wei-Wei Ying, Yan-Yun Liu
Publikováno v:
Synlett. 30:109-113
A simple and economical synthesis of 3-substituted 3-azido-1,3-dihydro-2H-indol-2-ones has been realized under mild conditions through copper-catalyzed C(sp3)–H azidation of the corresponding 1,3-dihydro-2H-indol-2-ones with trimethylsilyl azide. T
Autor:
Meng Xiaoxiao, Xu-Dong Xu, Yi-Ning Wang, Qiang Li, Gan-Ping Chen, Wei-Wei Ying, Wen-Ting Wei, Le-Han Gao, Wen-Hui Bao
Publikováno v:
ACS Sustainable Chemistry & Engineering. 6:15301-15305
A new pattern for nitrative cyclization of 1,6-enynes with t-BuONO has been reported for the synthesis of various 2-pyrrolidinone derivatives in 45–88% yields. This novel method is operationally si...
Publikováno v:
The Journal of Organic Chemistry. 83:11074-11079
A novel and environmentally attractive C(sp3)–H azidation of 2-oxindoles involving the formation of a C–N bond was developed. This methodology achieved for the first time 3-azido-2-oxindole construction under metal-free conditions at room tempera
Autor:
Wen-Hui Bao, Guo-Ping Ge, Wei-Wei Ying, Wang Xinye, Le-Han Gao, Gan-Ping Chen, Wen-Ting Wei, Wei-Ting Chen
Publikováno v:
Synlett. 29:1664-1668
Without employing any transition metal, a mild, practical, and environmentally attractive methodology has been developed for the chloroazidation of 1,6-enynes at room temperature. In this radical cascade process, three new chemical bonds, including C
Autor:
Wen-Hui Bao, Huang Yiling, Le-Han Gao, Gan-Ping Chen, Wen-Ting Wei, Xu-Dong Xu, Wei-Ting Chen, Yi-Ning Wang, Wen-Ming Zhu
Publikováno v:
ACS Sustainable Chemistry & Engineering. 6:5615-5619
A novel metal-free C(sp3)–H amination of 2-oxindoles with alkylamines to afford C–N coupling products under mild conditions has been exploited. A series of 3-substituted 2-oxindoles and primary/secondary amines substrates were found to be well to
Autor:
Wen-Ting Wei, Wen-Hui Bao, Le-Han Gao, Wen-Ming Zhu, Hongze Liang, Yi-Ning Wang, Wei-Wei Ying, Yun-Jie Luo
Publikováno v:
Advanced Synthesis & Catalysis. 359:3551-3554
A metal-free nitration of the C(sp3)−H bonds of 2-oxindoles with t-BuONO through radical coupling reaction at room temperature has been developed. Using t-BuONO both as a nitrating reagent and as an oxidant, to couple with the C(sp3)−H bonds of 2
Publikováno v:
Organicbiomolecular chemistry. 17(33)
A good regioselective, high atom-economical and transition-metal-free method for the synthesis of α-functionalized ether derivatives via the domino radical cyclization of 1,6-enynes is described. A series of α-functionalized ether derivatives could
Autor:
Le-Han Gao, Si-Zhe Song, Qiang Li, Yan-Yun Liu, Meng Xiaoxiao, Youren Dong, Guo-Ping Ge, Yi-Ning Wang, Wen-Ting Wei
Publikováno v:
Asian Journal of Organic Chemistry.