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Synlett 2019; 30(14): 1719-1724
DOI: 10.1055/s-0037-1610723
DOI: 10.1055/s-0037-1610723
letter
NHC-Catalyzed Synthesis of Benzazole-Phosphine Ligands under an Air Atmosphere
Funding was provided by the National Natural Science Foundation of China (NSFC; No. 21532001) and by the Open Fund of the Key Laboratory of Functional Molecular Engineering of Guangdong Province (2016kf04).Further Information
Publication History
Received: 11 June 2019
Accepted after revision: 04 July 2019
Publication Date:
24 July 2019 (online)
Abstract
An efficient strategy for the synthesis of benzazole-phosphine ligand precursors via N-heterocyclic carbene catalyzed aerobic oxidative cyclization reaction has been performed. The reaction displays broad functional group tolerance and high atom economy, and the transformation has been further applied to benzazole-phosphine ligand synthesis.
Key words
N-heterocyclic carbenes - oxidative cyclization - organcocatalysis - benzazoles phosphine ligandSupporting Information
- Supporting information for this article is available online at https://doi.org/10.1055/s-0037-1610723.
- Supporting Information
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For selected examples, see:
For selected examples, see:
For selected examples, see:
For selected examples, see:
For selected examples, see:
For selected examples of benzoin reactions, see:
For reviews on the Stetter reaction, see:
For selected examples, see:
For selected examples, see:
For selected examples, see:
For selected examples, see: