Li Q, Zhuang C, Wang D, Zhang W, Jia R, Sun F, Zhang Y, Du Y. Construction of trisubstituted chromone skeletons carrying electron-withdrawing groups via PhIO-mediated dehydrogenation and its application to the synthesis of frutinone A.
Beilstein J Org Chem 2020;
15:2958-2965. [PMID:
31921367 PMCID:
PMC6941426 DOI:
10.3762/bjoc.15.291]
[Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/09/2019] [Accepted: 11/27/2019] [Indexed: 12/20/2022] Open
Abstract
The construction of the biologically interesting chromone skeleton was realized by PhIO-mediated dehydrogenation of chromanones under mild conditions. Interestingly, this method also found application in the synthesis of the naturally occurring frutinone A.
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