Rh-Catalyzed Coupling of Acrylic/Benzoic Acids with α-Diazocarbonyl Compounds: An Alternative Route for α-Pyrones and Isocoumarins.
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DOI: 10.1021/acs.orglett.1c03992
Abstract: A coupling of acrylic acids/benzoic acids with α-diazocarbonyl compounds has been realized by a combined catalytic system of rhodium catalyst and Zn(OAc)2 additive. The presence of Zn(OAc)2 obviously accelerates the C(sp2)-H activation and destructed the… read more here.
Keywords: benzoic acids; coupling acrylic; acids diazocarbonyl; catalyzed coupling ... See more keywords