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3‐Chlorooxindoles: Versatile Starting Materials for Asymmetric Organocatalytic Synthesis of Spirooxindoles |
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| Authors: | Artur Noole Maksim O&#x;eka Tnis Pehk Mario eren Ivar Jrving Mark R J Elsegood Andrei V Malkov Margus Lopp Tnis Kanger |
| Abstract: | 3‐Chlorooxoindoles have emerged as versatile precursors in the synthesis of spirocyclopropyl oxindoles. High enantio‐ and diastereoselectivity was attained under conditions of both iminium/enamine and H‐bonding catalysis. |
| Keywords: | asymmetric synthesis organocatalysis oxindoles spiro compounds |