α-N-acyliminium ion - 2-bromoalkene cyclizations.

Intramolecular reactions of N-acyliminium intermediates

W. N. SPECKAMP, Henk Hiemstra · Tetrahedron · 1985 · 549 citations

Natural Sciences, Chemistry, Organic Chemistry +5

NaBH4 reduction of cyclic imides

Jan Hubert, J. B. P. A. WIJNBERG, W. N. SPECKAMP · Tetrahedron · 1975 · 249 citations

Natural Sciences, Chemistry, Inorganic Chemistry +12

Iminium ion and acyliminium ion initiated cyclization reactions of vinylsilanes. Regiocontrolled synthesis of tetrahydropyridines and related heterocycles

C. J. FLANN, Thomas C. Malone, Larry E. Overman · Journal of the American Chemical Society · 1987 · 104 citations

Natural Sciences, Chemistry, Medicinal Chemistry +10

Intramolecular N-(acyloxy)iminium ion-alkyne cycloadditions. A new route to bicyclic .alpha.-amino ketones

Matthew J. Fisher, Larry E. Overman · The Journal of Organic Chemistry · 1990 · 66 citations

Natural Sciences, Chemistry, Medicinal Chemistry +11

α-Acyliminium ion-acetylene cyclisations

H.E. Schoemeker, Tj. Boer-Terpstra, J. Dukink et al. · Tetrahedron · 1980 · 45 citations