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Temperature Controlled Selective C–S or C–C Bond Formation: Photocatalytic Sulfonylation versus Arylation of Unactivated Heterocycles Utilizing Aryl Sulfonyl Chlorides
Organic Letters ( IF 5.2 ) Pub Date : 2018-01-12 00:00:00 , DOI: 10.1021/acs.orglett.7b03790
Santosh K. Pagire 1 , Asik Hossain 1 , Oliver Reiser 1
Affiliation  

A visible-light-induced photocatalytic method for the arylsulfonylation of heterocycles has been developed. The synthetic utility of this reaction is reflected by the direct use of commercially available sulfonyl chlorides and heterocycles under room temperature conditions. Complementarily, the photocatalytic arylation of heterocycles by sulfonyl chlorides via extrusion of SO2 is feasible at elevated temperature conditions, allowing switching between arylation or arylsulfonylation with excellent chemoselectivity.

中文翻译:

温度控制的选择性C–S或C–C键形成:利用芳基磺酰氯的未活化杂环的光催化磺酰化与芳基化

已经开发了可见光诱导的杂环芳基磺酰化的光催化方法。该反应的合成效用通过在室温条件下直接使用市售的磺酰氯和杂环来反映。补充地,在升高的温度条件下,通过磺酰氯通过挤出SO 2进行杂环的光催化芳基化是可行的,从而允许在芳基磺酰化或芳基磺酰化之间进行切换,并具有优异的化学选择性。
更新日期:2018-01-12
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