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Featured, Still In The RBF »

[30 Oct 2011 | 38 Comments | 19,909 views]
Daphmanidin E

Carreira, Weiss. ACIEE, 2011, EarlyView. DOI: 10.1002/anie.201104681   
Now that’s a busy polycyclic ring-system!!  Three five-membered rings, two six-membered rings and one seven (depending, of course, on how one counts the ring sizes.  Anyone read the IUPAC Gold Book last night?) – adding up regardless of maths to one hell of a synthetic challenge.  And there’s even some token biological activity to aim for – this bad-boy has some moderate vasorelexant acitivity next to rat aorta.  (When the paper mentions ‘moderate’ activity, we can be pretty sure it does very little indeed…) …