Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Joan Mutanyatta"'
Publikováno v:
ACS Symposium Series ISBN: 9780841237483
ACS Symposium Series
ACS Symposium Series
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1bfdaa84fb2e17629eacdad772947715
https://doi.org/10.1021/bk-2019-1341.ch011
https://doi.org/10.1021/bk-2019-1341.ch011
Autor:
Tanya Gupta, Supaporn Kradtap Hartwell, Amy Flanagan Johnson, Ross Nord, Ryan T. Hayes, David W. Randall, Kirsten A. Casey, Lynn J. Tracey, Kristine E. Miller, Elizabeth A. Gabbard, Stacy I. Chamberlin, Lynetta M. Mier, Lori A. Bolyard, Brad M. Neal, Ann R. Cutler, David K. Styers-Barnett, Emily F. Kerr, Martin Samuels, Jose A. Zavala, Rajat Chadha, Diana M. Steele, Christian Ray, Jeffrey S. Moore, Susan M. King, Ninger Zhou, Christian Fischer, Fernando Rodriguez, Mark Warschauer, Susan M. Schelble, Chad L. Magee, Ryan A. Dohoney, Joan Mutanyatta-Comar, Suazette R. Mooring, Brian D. Gute, Jacob W. Wainman
Autor:
Joan Mutanyatta-Comar, Doris Feineis, Gerhard Bringmann, Stefan Rüdenauer, Raina Seupel, Andreas Irmer
The natural tetrahydroisoquinoline phylline (4) was synthesized in a specifically [1,1′-13C2]-labeled form, and fed to callus cultures of Triphyophyllum peltatum. Its incorporation into naphthylisoquinoline alkaloids, among them habropetaline A (8)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::55eb9c2f88a545ced232097445c12394
https://ora.ox.ac.uk/objects/uuid:a2cd57f0-1096-426c-b9b1-574fc5612eb6
https://ora.ox.ac.uk/objects/uuid:a2cd57f0-1096-426c-b9b1-574fc5612eb6
Joziknipholones A and B: The First Dimeric Phenylanthraquinones, from the Roots ofBulbine frutescens
Autor:
John M. Wanjohi, Martin G. Peter, Jacob O. Midiwo, Joan Mutanyatta-Comar, Matthias Heydenreich, Katja Maksimenka, Reto Brun, Gerhard Bringmann, Werner E.G. Müller, Abiy Yenesew
Publikováno v:
Chemistry - A European Journal. 14:1420-1429
From the roots of the African plant Bulbine frutescens (Asphodelaceae), two unprecedented novel dimeric phenylanthraquinones, named joziknipholones A and B, possessing axial and centrochirality, were isolated, together with six known compounds. Struc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2ba4547dfb6c076f1d0662c3d6a62fd6
https://doi.org/10.1002/chem.200701328
https://doi.org/10.1002/chem.200701328
Publikováno v:
Tetrahedron. 63:9810-9824
Triggered by a seemingly inconsistent twisting direction in the atroposelective ring cleavage reaction of biaryl lactones by using the ‘lactone concept’, the absolute axial configurations of the most important phenylanthraquinones, knipholone (1)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ef786d3328c3817f18831a7d074e5703
https://doi.org/10.1016/j.tet.2007.07.001
https://doi.org/10.1016/j.tet.2007.07.001
Autor:
Joan Mutanyatta-Comar, Marco Greb, Stefan Rüdenauer, Andreas Irmer, Torsten F Noll, Gerhard Bringmann
Publikováno v:
Tetrahedron. 63:1755-1761
Biosynthetic studies on naphthylisoquinoline alkaloids involving a specifically [1,1′-13C2]-labeled dihydroisoquinoline 7 are described. The synthesized precursor 7 was fed to callus cultures of Triphyophyllum peltatum and the isolated secondary me
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::88a27ccbff5662ce0da94b91f9ffbf9e
https://doi.org/10.1016/j.tet.2006.12.022
https://doi.org/10.1016/j.tet.2006.12.022
Publikováno v:
Journal of Herbs, Spices & Medicinal Plants. 11:97-107
An in vitro propagation method was investigated for Ledebouria graminifolia (Hyacinthaceae), an important medicinal plant from which the bulb is used in Botswana and Southern Africa. Twin-scale and scale leaf explants were cultured on basic Murashige
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2620abccdbfafa37ace683d8a799eea0
https://doi.org/10.1300/j044v11n03_09
https://doi.org/10.1300/j044v11n03_09
Autor:
Reto Brun, Gerhard Bringmann, Joan Mutanyatta, Berhanu M. Abegaz, Merhatibeb Bezabih, Michael Dreyer, Nikolaus Kocher
Publikováno v:
Tetrahedron. 61:8475-8484
From the roots of Bulbine frutescens, the first sulfated phenylanthraquinones were isolated, together with their known sulfate-free analogs. Their structures were elucidated by spectroscopic and chiroptical methods, by acid hydrolysis or by partial s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c85021a35ac5a3d5fa1e9b5bfd30f0aa
https://doi.org/10.1016/j.tet.2005.06.055
https://doi.org/10.1016/j.tet.2005.06.055
Publikováno v:
Journal of Coordination Chemistry. 58:677-682
Co(I), Co(II) and Co(III) complexes containing the same ligands, [Co(CNCH2Ph)3 {P(C6H4OMe-p)3}2]BF4 (1), [Co(CNCH2Ph)3{P(C6H4OMe-p)3}2](BF4)2 (2) and [Co(CNCH2Ph)4 {P(C6H4OMe-p)3}2](BF4)3 (3), have been synthesized and characterized. Syntheses of 3 b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::969d18a153c4da0344aeadfc67d72d1e
https://doi.org/10.1080/00958970500039355
https://doi.org/10.1080/00958970500039355
Publikováno v:
ChemInform. 39
Covering: up to May 2008 This review gives the first comprehensive overview of the rapidly emerging young class of 4-phenylanthraquinones isolated from the three genera Bulbine, Bulbinella, and Kniphofia, all from the plant family Aphodelaceae: their
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::833cf7ca1eaed495fe72d10a90e3b570
https://doi.org/10.1002/chin.200844275
https://doi.org/10.1002/chin.200844275