Synthesis p. 4049 - 4057 (2009)
Update date:2022-08-03
Topics: Synthesis Oxidation Yield Precursor Reaction Sequence Annulation Aromatic Heterocyclic Pyrazines Fused ring system
Herzoge, Svenja
Buehrdel, Gunther
Beckert, Rainer
Klimas, Susann
Wuerthwein, Ernst-Ulrich
Grimme, Stefan
Goerls, Helmar
Novel tricyclic 4H-imidazo[4,5-b]quinoxalines were synthesized by a new orfto-annulation process starting from 4Himidazoles and cerammonium nitrate (CAN) as oxidation reagent in the presence of potassium carbonate as base. This reaction is interpreted as
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Doi:10.1016/j.bmcl.2009.11.071
(2010)Doi:10.1021/jo902167r
(2010)Doi:10.1021/jacs.0c02490
(2020)Doi:10.1021/ol902984e
(2010)Doi:10.1016/j.carres.2009.10.010
(2010)Doi:10.1021/ja01536a058
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