<b>Hydrohydrazination of Arylalkynes Catalyzed by an Expanded Ring N-Heterocyclic Carbene (er-NHC) Gold Complex Under Solvent-Free Conditions</b>
作者:Oleg S. Morozov、Pavel S. Gribanov、Andrey F. Asachenko、Pavel V. Dorovatovskii、Victor N. Khrustalev、Viktor B. Rybakov、Mikhail S. Nechaev
DOI:10.1002/adsc.201500658
日期:2016.4.28
electron donating, sterically bulky THD‐Dipp (1,3‐bis(2,6‐diisopropylphenyl)hexahydro‐2H‐1,3‐diazepine‐2‐ylidene) seven‐membered N‐heterocyclic carbene ligand, efficiently promotes intermolecular addition of Ts‐ and Boc‐hydrazine to arylalkynes under solvent‐free conditions.
[(THD-Dipp)AuOTf],受强电子给体,空间庞大的THD-Dipp(1,3-二(2,6-二异丙基苯基)六氢-2 H -1,3-二氮杂-2-亚基)的支持7 N元杂环卡宾配体可在无溶剂条件下有效促进Ts和Boc肼分子间加成至芳炔基。