Zobrazeno 1 - 10
of 164
pro vyhledávání: '"Hai‐Chao Xu"'
Publikováno v:
Green Energy & Environment, Vol 9, Iss 1, Pp 104-113 (2024)
Implementing a new energy-saving electrochemical synthesis system with high commercial value is a strategy of the sustainable development for upgrading the bulk chemicals preparation technology in the future. Here, we report a multiple redox-mediated
Externí odkaz:
https://doaj.org/article/eb9c887259b3456ca8245e0d3a37e7fc
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-7 (2022)
The direct hydroxylation of arene C–H bonds is a highly sought-after transformation but with little literature precedent. Herein the authors report a scalable electrochemical C–H hydroxylation of arenes in continuous flow for the synthesis of phe
Externí odkaz:
https://doaj.org/article/73bff5ac4d2748ceada9e7882fad6a63
Autor:
Hao Long, Chong Huang, Yun-Tao Zheng, Zhao-Yu Li, Liang-Hua Jie, Jinshuai Song, Shaobin Zhu, Hai-Chao Xu
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-7 (2021)
Synthesis of aryl phosphorus compounds with electron-withdrawing substituents on the arene is difficult to do simply. Here the authors show a method to form aryl carbon-phosphorus bonds through electrochemistry, without requiring any catalyst or exte
Externí odkaz:
https://doaj.org/article/040c115128194231a97296b5b1a1ae00
Autor:
Bin Guo, Hai-Chao Xu
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 17, Iss 1, Pp 2650-2656 (2021)
Electrocatalytic dehydrogenative C(sp3)–H/C(sp)–H cross-coupling of tetrahydroisoquinolines with terminal alkynes has been achieved in a continuous-flow microreactor through 2,2,6,6-tetramethylpiperidine 1-oxyl (TEMPO)/copper relay catalysis. The
Externí odkaz:
https://doaj.org/article/3e4d4f616e3142d0984511eddcde6401
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-9 (2021)
Oxidative allylic C–H functionalizations minimise the need for functional group activation and generate alkenyl-substituted products amenable to further chemical modifications. Here the authors report an oxidant-free, electrocatalytic approach to a
Externí odkaz:
https://doaj.org/article/f805f67bc6b2459a8fe06a15095cebe7
Autor:
Na Chen, Hai-Chao Xu
Publikováno v:
Green Synthesis and Catalysis, Vol 2, Iss 2, Pp 165-178 (2021)
There is a resurgence of interests in organic electrochemistry, which is generally accepted as a green synthetic tool. In this context, many electrochemical methods have been developed in the past decade to access various nitrogen-centered radicals (
Externí odkaz:
https://doaj.org/article/a19b2cbe44b34fc9afaa5c166b8ed838
Autor:
Peng Xiong, Huai-Bo Zhao, Xue-Ting Fan, Liang-Hua Jie, Hao Long, Pin Xu, Zhan-Jiang Liu, Zheng-Jian Wu, Jun Cheng, Hai-Chao Xu
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-8 (2020)
Benzylic oxygenation of methylarenes is a direct but challenging method for aldehyde synthesis from simple starting materials. Here, the authors show an electrochemical, site-selective method for the oxidation of methyl benzoheterocycles to aromatic
Externí odkaz:
https://doaj.org/article/9879b00c89c44d29b40cc1f9ba7d8744
Publikováno v:
Orthopaedic Surgery, Vol 12, Iss 1, Pp 50-57 (2020)
Objective The aim of this meta‐analysis was to systematically evaluate the efficacy of augmentative plating (AP) and exchange nailing (EN) in the treatment of nonunion of femoral shaft fracture. Methods For the present meta‐analysis, PubMed, EMBA
Externí odkaz:
https://doaj.org/article/bddc275113ab4684b4323295c43621b5
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-7 (2019)
Methods to prepare 1,2-diamines are desirable due the importance of these compounds as drug scaffolds and organic ligands for metals. Here, the authors report an electrochemical metal-free 1,2- diamination of aryl alkenes with sulfamides to 1,2-diami
Externí odkaz:
https://doaj.org/article/b59a4a032dcb465182ca19b66a7eb4a3
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 15, Iss 1, Pp 795-800 (2019)
A diastereoselective approach to axially chiral imidazopyridine-containing biaryls has been developed. The reactions proceed through a radical cyclization cascade to construct the biaryls with good to excellent central-to-axial chirality transfer.
Externí odkaz:
https://doaj.org/article/4a82068ceba84f54873d907e9b5b7ab6