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Manganese-catalyzed cascade annulations of alkyne-tethered N-alkoxyamides: synthesis of polycyclic isoquinolin-1(2H)-ones
- Source :
- Organicbiomolecular chemistry. 17(48)
- Publication Year :
- 2019
-
Abstract
- A strategy for the synthesis of isoxazolidine/1,2-oxazinane-fused isoquinolin-1(2H)-ones from alkyne-tethered N-alkoxyamides is described, in which cheap Mn(acac)2 is used as a catalyst to facilitate a radical cascade annulation. The method features mild conditions, additive-free reaction and broad substrate scope. It is the first example via manganese/air catalytic systems to construct isoquinolin-1(2H)-one heterocycles.
Details
- ISSN :
- 14770539
- Volume :
- 17
- Issue :
- 48
- Database :
- OpenAIRE
- Journal :
- Organicbiomolecular chemistry
- Accession number :
- edsair.doi.dedup.....a73e91c4617af255f5b6b01364016a74