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Manganese(III) Acetate Mediated Free Radical Cyclization of 1,3-Dicarbonyl Compounds with Sterically Hindered Olefins
Manganese(III) acetate free radical cyclization 1,3-dicarbonyl 4,5-dihydrofuran tetrahydrobenzofuran trifluoroacetyl oxidative addition
2010/4/19
The manganese(III) acetate mediated radical cyclization of dimedone 1a, 2,4-pentanedione 1b, ethyl acetoacetate 1c, 1,3-cyclohexanedione 1d and 5-phenyl-1,3-cyclohexanedione 1e with 1,1-diphenyl-1-but...
Synthesis of Some New Isoxazolidines by 1,3-Dipolar Cycloaddition Reaction of Nitrones and Olefins
Isoxazolidine Nitrones 1,3-Dipolar Cycloaddition
2010/4/20
A series of new isoxazolidines 5a-j were synthesized by 1,3-dipolar cycloaddition reaction of different nitrones with substituted olefins under reflux condition. The yields of products following recry...
