Iodine(III)-Catalyzed Electrophilic Nitration of Phenols via Non-Brønsted Acidic NO<sub>2</sub><sup>+</sup> Generation
作者:Kevin A. Juárez-Ornelas、J. Oscar C. Jiménez-Halla、Terumasa Kato、César R. Solorio-Alvarado、Keiji Maruoka
DOI:10.1021/acs.orglett.8b04141
日期:2019.3.1
The first catalytic procedure for the electrophilic nitration of phenols was developed using iodosylbenzene as an organocatalyst based on iodine(III) and aluminum nitrate as a nitro group source. This atom-economic protocol occurs under mild, non-Brønsted acidic and open-flask reaction conditions with a broad functional-group tolerance including several heterocycles. Density functional theory (DFT)
使用碘基苯作为基于碘(III)和硝酸铝作为硝基基团来源的有机催化剂,开发了用于苯酚亲电硝化的第一个催化程序。该原子经济方案发生在温和的,非布朗斯台德酸性和开放式烧瓶反应条件下,具有宽泛的官能团耐受性,包括多个杂环。(SMD:MeCN)Mo8-HX /(LANLo8 + f,6-311 + G *)水平的密度泛函理论(DFT)计算表明反应通过阳离子途径进行,该途径有效地产生了NO 2 +离子,从而是中性条件下的硝化物种。
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