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Unusual ring-chain tautomerism in bicyclo[4.2.0]octane derivatives

✍ Scribed by Vladislav Yu. Korotaev; Alexey Yu. Barkov; Pavel A. Slepukhin; Mikhail I. Kodess; Vyacheslav Ya. Sosnovskikh

Publisher
Elsevier Science
Year
2011
Tongue
French
Weight
379 KB
Volume
52
Category
Article
ISSN
0040-4039

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✍ Korbonits, Dezsö ;Tóbiás-Héja, Erzsébet ;Kolonits, Pαl 📂 Article 📅 1991 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 385 KB 👁 2 views

As shown by NMR spectroscopy, the reaction of 3-aminopropionamide oxime (9) with benzaldehyde or benzaldehyde derivatives 2a ~ d substituted with electron-attracting substituents affords products which exist as an equilibrium mixture of tautomers involving the open-chain 3-@enzylidenearnino)propiona