Metal‐free iodine‐mediated deoxygenation of alcohols in the position α to electron‐withdrawing groups
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DOI: 10.1002/ejoc.201800051
Abstract: 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,… read more here.
Keywords: electron withdrawing; withdrawing groups; metal free; free iodine ... See more keywords
Transition-Metal-Free Iodine Catalyzed Selenocayanation of Styrenyl Bromides and an Easy Access to Benzoselenophenes via Intermediacy of Styrenyl Selenocyanate.
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DOI: 10.1021/acs.orglett.7b02571
Abstract: A convenient procedure has been developed for the synthesis of styrenyl selenocyanates and benzoselenophenes from readily available styrenyl bromides by reaction with potassium selenocyanate in the presence of iodine under specified conditions. A series of… read more here.
Keywords: transition metal; styrenyl; styrenyl bromides; metal free ... See more keywords
A metal-free iodine-mediated conversion of hydroxamates to esters
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DOI: 10.1080/00397911.2020.1737130
Abstract: Abstract A metal-, oxidant-, and additive-free conversion of hydroxamates to esters have been achieved using molecular iodine as the reagent using a novel but not-so-explored heron-type rearrangement. The reaction proceeds with almost equal facility with… read more here.
Keywords: conversion hydroxamates; metal free; hydroxamates esters; free iodine ... See more keywords