Beilstein J. Org. Chem.2014,10, 471–480, doi:10.3762/bjoc.10.45
dihydro-β-carboline derivatives have been synthesized in moderate to good yields using this methodology. Attempts were made towards the conversion of these dihydro-β-carbolines to naturally occurring eudistomin alkaloids.
Keywords: Bischler–Napieralski reaction; dihydro-β-carboline derivatives; dihydro
-eudistomin; eudistomin; keto amide; oxidative amidation; Introduction
β-Carboline alkaloids [1] are widespread in plants, animals and some are formed naturally in the biological system. Rinehart et al. [2] reported the isolation of β-carboline alkaloids such as eudistomins [3] and several of its analogues
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Graphical Abstract
Figure 1:
Natural products containing the β-carboline skeletal.