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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...
Synthesis and Structure of Systems Containing Pyramidalized and Strained Double Bond: An Investigation on the Cycloaddition Reactions of cis- and trans-3,8-dicarbomethoxy-3,8-dihydroheptalene
Synthesis Structure of Systems Containing Pyramidalized Strained Double Bond An Investigation on the Cycloaddition Reactions of cis- trans-3,8-dicarbomethoxy-3,8-dihydroheptalene
2010/6/27
The cycloaddition reactions of cis-3,8-dicarbomethoxy-3,8-dihydroheptalene cis-2 and trans-3,8-dicarbomethoxy-3,8-dihydroheptalene trans-2 with various dienophiles such as dimethyl acetylenedicarboxyl...