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Spiro cyclisations of N-acyliminium ions involving an aromatic π-nucleophile |
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| Authors: | Patrick D Bailey Keith M MorganDavid I Smith John M Vernon |
| Affiliation: | a Department of Chemistry, Heriot-Watt University, Riccarton, Edinburgh EH14 4AS, UK b Sanofi-Synthelabo Research, Alnwick, Northumberland NE66 2JH, UK c Department of Chemistry, University of York, Heslington, York YO10 5DD, UK |
| Abstract: | Spiro 2-pyrrolidin-5-ones were obtained from N-substituted succinimides by a two-step procedure, involving 5- or 6-endo-trig cyclisation of N-acyliminium ion intermediates with a tethered aromatic π-nucleophile. |
| Keywords: | spiro lactams N-acyliminium ion cyclisations |
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