On refluxing in benzene in the presence of excess pyridine the monocycloadduct of diphenyl nitrilimine to pyridine undergoes a [1,5] sigmatropic shift and a subsequent electrocyclic opening to afford 1,2,4-triazole derivatives.
A pericyclic cascade in the addition of diphenyl nitrilimine to pyridine
CARAMELLA, PIERLUIGI;QUADRELLI, PAOLO;
1995-01-01
Abstract
On refluxing in benzene in the presence of excess pyridine the monocycloadduct of diphenyl nitrilimine to pyridine undergoes a [1,5] sigmatropic shift and a subsequent electrocyclic opening to afford 1,2,4-triazole derivatives.File in questo prodotto:
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