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Erturk, Erkan; Yesil, Tolga A.
{
"DOI": "10.1021/acs.joc.2c00230",
"abstract": "In this work, we demonstrate that diverse aromatic compounds can be selectively chlorinated through the fine-tuning of the reactivity of sulfuryl chloride (SO2Cl2) by organocatalysts. Acetonitrile has been identified to activate SO2Cl2 most strongly, thus enabling even chlorination of p-xylene with high yields. 1,4-Dioxane effects chlorination of oxidation-labile aromatic compounds such as p-cresol and 2-naphthol with high yields, 95% and 85%, respectively. An array of potential catalysts has been screened for ortho- and para-selective chlorination of phenols. Thus, we found that acetonitrile, (S)-BINAPO (5 mol %), and diisopropyl ether (4.00 equiv) can catalyze the chlorination of phenols in a para-selective manner (with <= 4:96 o:p ratio), whereas Nagasawa's bis-thiourea (1 mol %), phenyl boronic acid (5 mol %), and (S)-diphenylprolinol (1 mol %) exhibit high ortho selectivity [with <= 99:1 o:p ratio by (S)-diphenylprolinol].",
"author": [
{
"family": "Erturk",
"given": " Erkan"
},
{
"family": "Yesil",
"given": " Tolga A."
}
],
"container_title": "JOURNAL OF ORGANIC CHEMISTRY",
"id": "253051",
"issue": "19",
"issued": {
"date-parts": [
[
2022,
1,
1
]
]
},
"page": "12558-12573",
"title": "Catalyst-Tuned Electrophilic Chlorination of Diverse Aromatic Compounds with Sulfuryl Chloride and Regioselective Chlorination of Phenols with Organocatalysts",
"type": "article-journal",
"volume": "87"
}
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