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SOME HALOGEN AND HYDROXYL DERIVATIVES OF 2-OXO-DIHYDRO, 2-OXO-HEXAHYDRO-INDOLE-3-PROPIONIC ACID, AND OF 2-OXO-HEXAHYDROBENZOFURAN-3-PROPIONIC ACID

✍ Scribed by Kendall, Edward C.; Osterberg, Arnold E.


Book ID
126330696
Publisher
American Chemical Society
Year
1927
Tongue
English
Weight
910 KB
Volume
49
Category
Article
ISSN
0002-7863

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FeCI3-promoted [3+3] cycloaddition: Effi
✍ Shuheng Li; Shaozhong Wang πŸ“‚ Article πŸ“… 2008 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 176 KB πŸ‘ 1 views

## Abstract magnified image A facile approach was developed on assembly of the 2‐pyridone nucleus by ferric chloride promoted [3+3] cycloaddition in propionic acid. The tandem process involves cyclization of Michael adduct followed by aromatization. Thus, different substituted 1,2‐dihydro‐2‐oxo‐3‐