The use of a substoichiometric amount of molecular iodine in the presence of PPh3 and pyridine effects a direct deoxygenation of primary and secondary alcohols in positions α to a variety of activating electron‐withdrawing groups, including ketones, esters, amides, imides and nitrile groups.

中文翻译：

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无金属碘介导的αα位醇脱氧到吸电子基团

在 PPh3 和吡啶的存在下，使用亚化学计量的分子碘可将 α 位的伯醇和仲醇直接脱氧为各种活化的吸电子基团，包括酮、酯、酰胺、酰亚胺和腈基。