Literature DB >> 27403763

Gold Sulfinyl Mesoionic Carbenes: Synthesis, Structure, and Catalytic Activity.

María Frutos1,2, Marta G Avello1,2, Alma Viso1,2, Roberto Fernández de la Pradilla1,2, María C de la Torre1,2, Miguel A Sierra3,2, Heinz Gornitzka4,5, Catherine Hemmert4,5.   

Abstract

Gold mesoionic carbenes having a chiral sulfoxide group attached to the C4 position of the five membered ring have been prepared and tested as catalysts in the cycloisomerization of enynes. These new catalysts are very efficient, with the sulfoxide moiety playing a key role in their activity and the N1-substituent in control of the regioselectivity of these processes.

Entities:  

Year:  2016        PMID: 27403763     DOI: 10.1021/acs.orglett.6b01555

Source DB:  PubMed          Journal:  Org Lett        ISSN: 1523-7052            Impact factor:   6.005


  1 in total

1.  Oxidative access via aqua regia to an electrophilic, mesoionic dicobaltoceniumyltriazolylidene gold(III) catalyst.

Authors:  Stefan Vanicek; Julia Beerhues; Tobias Bens; Volodymyr Levchenko; Klaus Wurst; Benno Bildstein; Mats Tilset; Biprajit Sarkar
Journal:  Organometallics       Date:  2019-11-12       Impact factor: 3.876

  1 in total

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