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Synthesis of 1,2- and 1,4-dihydropyridines

✍ Scribed by Foowler, Frank W.


Book ID
115488220
Publisher
American Chemical Society
Year
1972
Tongue
English
Weight
430 KB
Volume
37
Category
Article
ISSN
0022-3263

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Stereoselective synthesis of 1,2- and 1,
✍ Shinji Yamada; Momoe Saitoh; Tomoko Misono πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 French βš– 115 KB

Selective shielding of one side of the pyridinium face by way of intramolecular cation-p complex formation enabled nucleophiles to attack the pyridinium ring from the non-shielded side. As a result, 1,2-and 1,4-dihydropyridines were formed in good stereoselectivities. 1 H NMR analysis and ab initio