Radical cascade cyclization of 1 n-enynes
WebRadical cascade cyclization is widely applied to carbo- and heterocycle synthesis in the applications of medicines, agrochemicals, and other functional materials; this cyclization … WebRadical Addition Cascade Cyclization of 1,6-Enynes with DMSO To Access Methylsulfonylated and Carbonylated Benzofurans under Transition-Metal-Free …
Radical cascade cyclization of 1 n-enynes
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WebDOI: 10.1016/j.tet.2024.133409 Corpus ID: 258038432; Recent advances in sulfur/sulfonyl radical triggered cascade cyclization reactions of 1,n-enynes @article{Yu2024RecentAI, title={Recent advances in sulfur/sulfonyl radical triggered cascade cyclization reactions of 1,n-enynes}, author={Tongyan Yu and Zhuang-Zhi Shi and Ming-Zhi Zhang and Siliang … WebDec 9, 2024 · Considering 1,n-enynes as radical acceptors, significant achievements have been made in the last ten years for 1,n-enyne-cyclizations ... Li 53 and co-workers reported the copper-mediated oxidative radical addition/cyclization cascade of acrylamides in the presence of Langlois’ reagent for the synthesis of trifluoromethylated quinolone-2,4
WebOct 23, 2024 · Along these lines, radical cascade cyclization of 1,n-enynes and diynes has emerged as a powerful strategy for the preparation of carbo- and heterocycles. In this review, we highlight recent ... WebCopper-Catalyzed Cascade Cyclization of 1,7-Enynes toward Trifluoromethyl-Substituted 1′H-Spiro[azirine-2,4′-quinolin]-2′(3′H)-ones. ... Rhodium‐Catalyzed Cascade Radical Cyclization of 1,6‐Enynes with Br−CX 3 : Access to …
Web暨南大学,数字图书馆. 开馆时间：周一至周日7:00-22:30 周五 7:00-12:00; 我的图书馆 WebAug 24, 2016 · The radical cascade cyclization of various 1,6-enynes with aryl radicals by electron catalysis under metal-free reaction conditions was explored. Readily available anilines were used as radical precursors, and the reactions proceeded in the absence of any transition metal.
WebAug 22, 2024 · Graphical Abstract. The radical cyclization of 1,n-enynes and 1,n-dieneshas demonstrated to be an attractive method for the synthesis of 2-pyrrolidones due to its …
WebCascade cycloisomerization reactions of unactivated 1,n-enynes or diynes are powerful synthetic strategies for fused polyheterocycles in efficient and green synthetic protocols [1].However,these types of reactions typically necessitate high temperatures(＞180℃) [2]or visible light [3]to induce the initial radical formation.Transition-metal ... tara duncan wiki fandomWebJul 1, 2014 · An I 2 O 5 -promoted free-radical cascade trifluoromethylation/cyclization of a broad range of N -arylmethacrylamides and enynes with sodium trifluoromethanesulfinate … tara dunseithWebDOI: 10.1038/s41570-023-00479-w Corpus ID: 257826594; Design principles of the use of alkynes in radical cascades @article{Hu2024DesignPO, title={Design principles of the use of alkynes in radical cascades}, author={Chaowei Hu and Justice Mena and Igor V. Alabugin}, journal={Nature Reviews Chemistry}, year={2024} } tara dunham lmhcWebApr 1, 2024 · Recent advances in radical cascade cyclization of 1,n-enynes with trifluoromethylating agents Article Dec 2024 TETRAHEDRON Zhuang-Zhi Shi Tongyan Yu Hongsheng Ma Chao Deng View Rhodium-Catalyzed... tara duplagaWebMay 1, 2024 · Intramolecular radical cascade cyclization of iodo-enyne. Currently, N -radical enabled cyclization of 1, n -enynes is being intensively investigated as it has proven to be a valuable and environmentally-friendly strategy to construct diversely functionalized nitrogen-containing motifs in synthetic chemistry. tara dunhamWebJun 6, 2024 · Along these lines, radical cascade cyclization of 1, n -enynes and diynes has emerged as a powerful strategy for the preparation of carbo- and heterocycles. In this review, we highlight recent advances in this rapidly growing area also focusing on reaction … tara dunn cdiacWebAug 22, 2024 · The radical cyclization of 1,n-enynes and 1,n-dienes has demonstrated to be an attractive method for the synthesis of 2-pyrrolidones due to its mild reaction conditions, fewer steps, higher atom economy, excellent functional group … tara dunstan