(untitled) - Lucchini, V; Modena, G; Pasi, M; Pasquato, L (J. Org. Chem., 1997)
; It is noted that differences in reactivity probably exist between thiiranium ions resulting from the trisubstituted alkene 1 (or 12) and the disubstituted alkene 14, although it is unclear how these differences would impact the overall mechanistic picture