1,2-Dialkoxycarbonylhydrazine derivatives of pyrroles and indolizines. A new synthesis of cycl[3.2.2]azines |
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Authors: | Wilhelm Flitsch Jürgen Heinrich |
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Affiliation: | Organisch-Chemisches Institut der Universität Münster, Orléans-Ring 23, D-4400 Münster Western Germany |
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Abstract: | The reaction of pyrroles with diisopropyl azodicarboxylate yields 2- and 2,5-substituted derivatives. 3- and 1,3-substituted indolizines and are formed by the same route. Cycl[3.2.2]azines have been obtained from and with dimethyl acetylenedicarboxylate. |
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