Abstract
Allenyl(aryl)iodinanes, generated from p-methoxy(diacetoxyiodo)arenes by the reaction with propyn-2-yl(trimethyl)silanes in the presence of BF3–Et2O in dichloromethane, undergo reductive ipso iodonio-Claisen rearrangement selectivity at –20 °C yielding ipso-substituted propynylarenes.
Published Version
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