Abstract
A concise synthesis of melohenine B and O-ethyl-14-epimelohenine B, from eburnamonine, was achieved via a biomimetic diastereoselective singlet oxygen-mediated oxidative cleavage of the indole C2-C7 bond. These studies enabled the assignment of the absolute configuration of the natural products. In line with a proposed biosynthetic pathway, the resulting nine-membered ring containing products could be converted to the corresponding quinolones.
Original language | English |
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Pages (from-to) | 6166-6169 |
Number of pages | 4 |
Journal | Organic Letters |
Volume | 14 |
Issue number | 24 |
DOIs | |
Publication status | Published - 21 Dec 2012 |