Zobrazeno 1 - 10 of 11 pro vyhledávání: '"Ronny Forke"'
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Total synthesis of biologically active alkaloids using transition metals
Autor: Sabine Richter, Roman Fedorov, Markus Böhl, Hans-Joachim Knölker, Kerstin E. Knott, Konstanze K. Gruner, René Martin, Ronny Forke, Herwig O. Gutzeit, Georgios Tsiavaliaris, Sameer Agarwal, Dietmar J. Manstein, Stefan Auschill
Publikováno v: Pure and Applied Chemistry. 82:1975-1991
We have developed efficient synthetic routes to heterocyclic ring systems using transition metals (palladium, iron, and silver). Recent applications of this chemistry to the total synthesis of biologically active alkaloids include carbazole alkaloids
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::03d000c3591de3b0263a32da3ddf40fe
https://doi.org/10.1351/pac-con-09-12-15
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3
Transition Metals in Organic Synthesis, Part 87: An Efficient Palladium-­Catalyzed Route to 2-Oxygenated and 2,7-Dioxygenated Carbazole Alkaloids - Total Synthesis of 2-Methoxy-3-methylcarbazole, Glycosinine, Clausine L, Mukonidine, and Clausine V
Autor: Anne Jäger, Hans-Joachim Knölker, Frank Däbritz, Micha P. Krahl, Ronny Forke
Publikováno v: Synlett. 2008:1870-1876
Optimization of the palladium(II)-catalyzed oxidative cyclization of N,N-diarylamines opens up the way to an efficient synthesis of 2-oxygenated and 2,7-dioxygenated carbazole alkaloids including 2-methoxy-3-methylcarbazole, glycosinine, clausine L,
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::91a45ae261d81fa7da44e0ad74dc62bc
https://doi.org/10.1055/s-2008-1078508
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4
Transition metals in organic synthesis - Part 83#: Synthesis and pharmacological potential of carbazoles
Autor: Taylor A. Choi, Kethiri R. Reddy, Jan Knöll, Hans-Joachim Knölker, Scott G. Franzblau, Micha P. Krahl, Anne Jäger, Tilo Krause, Ronny Forke, Regina Czerwonka
Publikováno v: Medicinal Chemistry Research. 17:374-385
A series of carbazole derivatives with promising pharmacological properties has been prepared using either an iron-mediated or a palladium-catalyzed synthetic approach. The carbazole alkaloids carbazoquinocin C, carbazomadurin A and B, epocarbazolin
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a5bd25100d1dad26f2383b0155b33191
https://doi.org/10.1007/s00044-007-9073-0
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5
Transition Metals in Organic Synthesis, Part 82. First Total Synthesis of Methyl 6-Methoxycarbazole-3-carboxylate, Glycomaurrol, the Anti-TB Active Micromeline, and the Furo[2,3-c]carbazole Alkaloid Eustifoline-D
Autor: Georg Schlechtingen, Micha P. Krahl, Hans-Joachim Knölker, Tilo Krause, Ronny Forke
Publikováno v: Synlett. 2007:0268-0272
The palladium(0)-catalyzed amination followed by palladium(II)-catalyzed oxidative cyclization of the resulting diaryl-amine provides a short route to a series of 6-oxygenated carbazole alkaloids: glycozoline, 3-formyl-6-methoxycarbazole, methyl 6-me
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b7e3d615ac08c65396dd1ca2fc19b3b6
https://doi.org/10.1055/s-2007-967984
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6
Transition Metals in Organic Synthesis, Part 95:¹ First Total Synthesis of the 1,7-Dioxygenated Carbazole Alkaloids Clausine Q and Clausine R
Autor: Ronny Forke, Müge Fuchsenberger, Hans-Joachim Knölker
Publikováno v: Synlett. 2011:2056-2058
The sequence of palladium(0)-catalyzed amination and palladium(II)-catalyzedoxidative formation of the biaryl bond provides a direct route tothe 1,7-dioxygenated tricyclic carbazole alkaloids clausine Q andclausine R.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::96ec807958e9dfb8c773eff77469c21e
https://doi.org/10.1055/s-0030-1260972
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