Biomimetic synthesis of nudicaulins I and II, yellow pigments from the Iceland poppy Papaver nudicaule.

Chem Commun (Camb)

School of Chemical Sciences, University of Auckland, 23 Symonds Street, Auckland, New Zealand.

Published: November 2019

Indole and the anthocyanin orientalin proceed through a unique cascade sequence that leads to nudicaulins I and II in 92% yield. This biomimetic synthesis confirms the biosynthesis proposal for these structurally unprecedented flavoalkaloids that play a key role in the colour range displayed by the Iceland poppy.

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Source
http://dx.doi.org/10.1039/c9cc07943bDOI Listing

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