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Gold-catalyzed ethylene cyclopropanation. | LitMetric

Gold-catalyzed ethylene cyclopropanation.

Beilstein J Org Chem

Laboratorio de Catálisis Homogénea, Unidad Asociada al CSIC, CIQSO-Centro de Investigación en Química Sostenible and Departamento de Química, Universidad de Huelva, Campus de El Carmen 21007 Huelva, Spain.

Published: January 2019

Ethylene can be directly converted into ethyl 1-cyclopropylcarboxylate upon reaction with ethyl diazoacetate (NCHCOEt, EDA) in the presence of catalytic amounts of IPrAuCl/NaBAr (IPr = 1,3-bis(2,6-diisopropylphenyl)imidazole-2-ylidene; BAr = tetrakis(3,5-bis(trifluoromethyl)phenyl)borate).

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6334794PMC
http://dx.doi.org/10.3762/bjoc.15.7DOI Listing

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