1,3-Dipolar cycloaddition of nitrones with α,β-unsaturated sulfones |
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Authors: | Piero Dalla Croce Concetta La Rosa Riccardo Stradi Marzia Ballabio |
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Abstract: | C,N-Diphenyl nitrones react with substituted α,β-unsaturated phenylsulfones yielding isoxazolidinic cycloadducts whose structure and stereochemistry were assigned on the basis of 1H and 13C nmr data. The ycloaddition regioselectivity is discussed in accordance with frontier orbital considerations. |
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