Tetrahedron letters

Intramolecular [2+ 2] cycloadditions of ketenes and vinylketenes to olefins-III. The synthesis of angular annulated triquinane derivatives

SJ Veenstra, A De Mesmaeker, B Ernst

Index: Veenstra, Siem J.; Mesmaeker, Alain De; Ernst, Beat Tetrahedron Letters, 1988 , vol. 29, # 19 p. 2303 - 2306

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Citation Number: 7

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Intramolecular [2+2] cycloaddition of vinylketene 2 or ketene 6 to an olefin yielded the angular annulated triquinane precursors 4 or 7. The rate enhancement by DMAP in this process was demonstrated. ... A short synthesis of triquinane derivative 10 is described.