Philipp Barbie and Uli Kazmaier
Org. Biomol. Chem., 2016,14, 6055-6064
DOI:
10.1039/C6OB00801A,
Paper
Removing the β-hydroxy group from the prenylated tryptophan moiety of cyclomarins simplifies the synthesis of these interesting natural products significantly, without having a noteworthy effect on the anti-tuberculosis activity of the cyclomarins. In contrast, cyclomarazines did not show biological activity.