CuBr2-Catalyzed Mild Oxidation of 3,4-Dihydro-β-Carbolines and Application in Total Synthesis of 6-Hydroxymetatacarboline D
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DOI: 10.1021/acsomega.7b01908
Abstract: A green chemical method for the conversion of 3,4-dihydro-β-carbolines to β-carbolines has been developed using air as the oxidant. With 15 mol % CuBr2 as the catalyst, 3,4-dihydro-β-carbolines could be efficiently oxidized to β-carbolines in… read more here.
Keywords: dihydro; synthesis hydroxymetatacarboline; dihydro carbolines; total synthesis ... See more keywords
Bifunctional thiosquaramide catalyzed asymmetric reduction of dihydro-β-carbolines and enantioselective synthesis of (−)-coerulescine and (−)-horsfiline by oxidative rearrangement
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DOI: 10.1039/d0ra07705d
Abstract: A simple and efficient asymmetric synthesis of THBCs through a chiral thiosquaramide11bcatalyzed imine reduction of dihydro-β-carbolines (17a−f) and syntheses of (−)-coerulescine and (–)-horsfilineviaenantioselective oxidative rearrangement. read more here.
Keywords: reduction dihydro; synthesis; dihydro carbolines; oxidative rearrangement ... See more keywords