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1	First total syntheses of chrestifoline-B and (±)-chrestifoline-C, and improved synthetic routes to bismurrayafoline-A, bismurrayafolinol and chrestifoline-D Börger, Carsten, Schmidt, Arndt W., Knölker, Hans-Joachim 21 July 2014 (has links) (PDF) We describe an efficient synthesis of the methylene-bridged biscarbazole alkaloids bismurrayafoline-A, bismurrayafolinol and chrestifoline B–D using an Ullmann-type coupling at the benzylic position. Alkaloide Synthese Ullmann-Reaktion alkaloids syntheses Ullmann-type coupling ddc:540 rvk:VA 1120
2	First total syntheses of chrestifoline-B and (±)-chrestifoline-C, and improved synthetic routes to bismurrayafoline-A, bismurrayafolinol and chrestifoline-D Börger, Carsten, Schmidt, Arndt W., Knölker, Hans-Joachim 21 July 2014 (has links) We describe an efficient synthesis of the methylene-bridged biscarbazole alkaloids bismurrayafoline-A, bismurrayafolinol and chrestifoline B–D using an Ullmann-type coupling at the benzylic position. Alkaloide, Synthese, Ullmann-Reaktion info:eu-repo/classification/ddc/540 ddc:540
3	Novel approach to biscarbazole alkaloids via Ullmann coupling – synthesis of murrastifoline-A and bismurrayafoline-A Börger, Carsten, Kataeva, Olga, Knölker, Hans-Joachim 07 April 2014 (has links) (PDF) Unprecedented Ullmann couplings of murrayafoline-A with either 6-bromo- or 4-bromocarbazole derivatives provide highly efficient synthetic routes to the biscarbazole alkaloids murrastifoline-A (6 steps, 66% overall yield) and bismurrayafoline-A (6 steps, 28% overall yield). / Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG-geförderten) Allianz- bzw. Nationallizenz frei zugänglich. Totalsynthese Übergangsmetallkomplexe Carbazol Alkaloide Murraya euchrestifolia Orangenrauten Ullmann-Reaktion C-H-Aktivierung organische Synthese 1st total synthesis transition metal complexes active carbazole alkaloids catalyzed total synthesis mediated total synthesis double n-arylation murraya euchrestifolia hayata inhibitor carbazoquinocin-c h bond activation organic synthesis ddc:540 rvk:VA 1120
4	Novel approach to biscarbazole alkaloids via Ullmann coupling – synthesis of murrastifoline-A and bismurrayafoline-A Börger, Carsten, Kataeva, Olga, Knölker, Hans-Joachim January 2012 (has links) Unprecedented Ullmann couplings of murrayafoline-A with either 6-bromo- or 4-bromocarbazole derivatives provide highly efficient synthetic routes to the biscarbazole alkaloids murrastifoline-A (6 steps, 66% overall yield) and bismurrayafoline-A (6 steps, 28% overall yield). / Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG-geförderten) Allianz- bzw. Nationallizenz frei zugänglich. info:eu-repo/classification/ddc/540 ddc:540

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