
Tetrahedron Letters p. 1785 - 1788 (1984)
Update date:2022-08-03
Topics:
Beck, Andreas
Knote, Lothar
Hunkler, Dieter
Prinzbach, Horst
Upon thermal activation the newly synthesized heptahendecafulvadiene E (=3) is isomerised into the pentacyclic hydrocarbons 9/11 (xylene, t1/2 (150 deg C) ca. 5 min), the formation of which is explained by initial conrotatory 20-electron electrocyclisation followed by a cascade of 10?/6?-pericyclic processes.
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Doi:10.1021/jo051933m
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(1996)Doi:10.1016/0022-328X(84)85185-2
(1984)