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Image (Dessin) Année : 2019

Spirobicyclic and Tetracyclic Pyrazolidinones: Syntheses and Properties

Résumé

The stereoselective syntheses of spirobicyclic and tetracyclic pyrazolidinones are reported based on a (3+2) annu- lation between hydrazones and α-oxoketenes. Some of these conformationally constrained molecules were resolved as enantiopure materials by HPLC techniques and evaluated as amino- catalysts for iminium activation in a model Diels–Alder cyclo- addition.

Dates et versions

hal-02331873 , version 1 (24-10-2019)

Licence

Domaine public

Identifiants

  • HAL Id : hal-02331873 , version 1

Citer

Fabien Perez, Thibault Leveille, Mathilde Bertolotti, Jean Rodriguez, Yoann Coquerel. Spirobicyclic and Tetracyclic Pyrazolidinones: Syntheses and Properties. Drawing. France. 2019. ⟨hal-02331873⟩
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