1,2-Dimethylethyleneiodonium Ions as Intermediates in Reactions of the 3-Iodo-2-butanols

Solvolytic Displacement Reactions At Saturated Carbon Atoms

“…Evidence for the existence of cyclic bromonium ions has accumulated in some related reactions (526,656,657,680,681). In like manner, cyclic iodonium (436) and chloronium (437) ion intermediates have been demonstrated.…”

The Reactions of -Aminoalkyl Hydrogen Sulfates. I. The Preparation of Some Substituted Thiazolidine-2-thiones1

“…of benzoic acid (Villa) melting at 120-121 °. Ether extract A was dried and evaporated, giving 1.53 g. of an oil (from 10 mmoles of Id), which was dissolved in 20 ml. of benzene and chromatographed over an alumina column (25 X 75 mm.).…”