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Synthesis and Cyclization of Sulfur-Substituted Azido Dienes to Pyrrolizidine and Indolizidine Moieties |
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| Authors: | Shang-Shing P. Chou Hung-Juan Tsao Chien-Ming Lee Chung-Ming Sun |
| Abstract: | Sulfur-substituted azido dienes 1 and 11 , conveniently prepared from the corresponding 3-sulfolenes 5 and 10 , were thermolyzed to give pyrrolizidine and indolizidine products, 6 , 7 and 14 . |
| Keywords: | Azides Dienes 1,3-Dipolar cycloaddition 3-Sulfolenes Sulfur-substituted dicnes Pyrrolizidines Indolizidines |