N-heterocyclic carbene-palladium-imine complex catalyzed α-arylation of ketones with aryl and heteroaryl chlorides under air atmosphere
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DOI: 10.1016/j.tetlet.2020.152124
Abstract: Abstract A new structure of saturated ring skeleton monoligated NHC-Pd-Imine complex was easily synthesized and unambiguously confirmed by X-ray single crystal diffraction. It was found to be an efficient and air-stable catalyst for the α-arylation… read more here.
Keywords: imine complex; air atmosphere; air; arylation ketones ... See more keywords
Cobalt-catalyzed cross-coupling of lithium (hetero)aryl zincates with heteroaryl chlorides and bromides
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DOI: 10.1039/c9qo00551j
Abstract: A mild, efficient and practical Co-catalyzed cross coupling reaction of a variety of activated heteroaryl chlorides and bromides with lithium aryl zincates that were in situ generated from lithium aryl boronates with ZnBr2 was described. read more here.
Keywords: chlorides bromides; cross coupling; heteroaryl chlorides; catalyzed cross ... See more keywords
Alkylation of Heteroaryl Chlorides through Homolytic Aromatic Substitution by Alkyl Radicals Derived from Alkyl Formates
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DOI: 10.1246/cl.210015
Abstract: The alkylation of heteroaryl chlorides through a homolytic aromatic substitution (HAS) mechanism was achieved by the use of alkyl formates as alkylating agents in the presence of a tert-butoxy radi... read more here.
Keywords: heteroaryl chlorides; alkyl formates; homolytic aromatic; aromatic substitution ... See more keywords