The synthesis of pyrrolizidines and indolizidines by the intramolecular cycloaddition of azides with electron-rich 1,3-dienes. A synthetic equivalent of a nitrene-diene cycloaddition
The synthesis of pyrrolizidines and indolizidines by the intramolecular cycloaddition of azides with electron-rich 1,3-dienes. A synthetic equivalent of a nitrene-diene cycloaddition