Allene-olefin and allene-allene cycloadditions methylenecyclobutane and 1,2-dimethylenecyclobutane degenerate rearrangements.- Nitrogen inversion.- Konformative Beweglichkeit von Siebenring-Systemen.
C Stumer, Alfred Hassner, C (Department of Chemistry<br>Bar-Ilan University<br>Ramat-Gan<br>Israel) Stumer, Israel) Hassner, Alfred (Formerly, Professor, Bar-Ilan University, C. Stumer, J E Baldwin, Robert M Williams
C Stumer, Alfred Hassner, C (Department of Chemistry<br>Bar-Ilan University<br>Ramat-Gan<br>Israel) Stumer, Israel) Hassner, Alfred (Formerly, Professor, Bar-Ilan University, C. Stumer, J E Baldwin, Robert M Williams