Synthesis of 9-azabicyclononanes from (z,z)-cycloocta-1,5-diene 1 |
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Authors: | Günter Haufe Erich Kleinpeter |
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Affiliation: | Sektion Chemie, Karl-Marx-Universität, DDR-7010 Leipzig, Liebistraβe 18, German Democratic Republic |
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Abstract: | The transannular N-heterocyclization of cycloocta-1-5-diene with NBS in the presence of cyanamide is a preparative useful method for the synthesis of 9-azabicyclononanes; a mixture of endo, endo-2,5-dibromo-N-azabicyclo[3.3.1]nonane is obtained in high yield. |
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