Annelated Cyclobutanes by Fe-Catalyzed Cycloisomerization of Enyne Acetates.

Frederik KrammJohannes TeskeFranziska UllwerWolfgang Frey Bernd Plietker

Published in: Angewandte Chemie (International ed. in English) (2018)

Cationic Fe complexes of the general type [(Ph3 P)2 Fe(CO)(NO)]X (X=BF4 , BArF4 ) catalyze the redox-neutral cycloisomerization of 1,6- and 1,7-enyneacetates to afford bicyclic cyclobutanes under mild conditions in good yields and diastereoselectivities.

Keyphrases

metal organic framework
aqueous solution
visible light
room temperature