| Literature DB >> 23477345 |
Stepan Chuprakov1, Sen Wai Kwok, Valery V Fokin.
Abstract
Readily available 1-mesyl-1,2,3-triazoles are efficiently converted into a variety of imidazolones and thiazoles by Rh(II)-catalyzed denitrogenative reactions with isocyanates and isothiocyanates, respectively. The proposed triazole-diazoimine equilibrium results in the formation of highly reactive azavinyl metal-carbenes, which react with heterocumulenes causing an apparent swap of 1,2,3-triazole core for another heterocycle.Entities:
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Year: 2013 PMID: 23477345 PMCID: PMC3645925 DOI: 10.1021/ja400350c
Source DB: PubMed Journal: J Am Chem Soc ISSN: 0002-7863 Impact factor: 15.419