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Competitive intramolecular [4+2] cycloaddition and [2+2] cycloaddition of sulfonylallene

✍ Scribed by Ken Kanematsu; Noboru Sugimoto; Masayo Kawaoka; Sinkoo Yeo; Motoo Shiro


Publisher
Elsevier Science
Year
1991
Tongue
French
Weight
238 KB
Volume
32
Category
Article
ISSN
0040-4039

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πŸ“œ SIMILAR VOLUMES


Intramolecular [4+2] cycloaddition react
✍ Stephen F. Martin; Ta-shue Chou; Chih-yun Tu πŸ“‚ Article πŸ“… 1979 πŸ› Elsevier Science 🌐 French βš– 259 KB

An attempt to utilize a new strategy for alkaloid synthesis which features the intramolecular [4+2] cycloaddition of enamines and enamides for the construction of the tetracyclic spiroamine skeleton characteristic of the ~rythrina alkaloids was unsuccessful, unexpectedly giving a bridged cycloadduct