Some pyrrole-N-substituted derivatives of cis-1-(4-methylphenylsulfonyl)-2,5-di(pyrrol-2-yl)pyrrolidine are prepared, subjected to Vilsmeier formylation and bromination conditions, and products characterised by NMR and in two cases X-ray analysis.
References
1.
ZhaoY., BeddoesR. L. and JouleJ. A., J. Chem. Res., 1997, (S) 42; (M) 0401.
2.
BrayB. L., MathiesP. H., NaefR., SolasD. R., TidwellT. T., ArtisD. R., D. R. and MuchowskiJ. M., J. Org. Chem., 1990, 55, 6317.
3.
HelliwellM., ZhaoY., and JouleJ. A., Acta Crystallogr., Sect. C, 1997, 53, 884.
4.
BeddoesR. L., DaltonL., JouleJ. A., MillsO. S., StreetJ. D. and WattC. I. F., J. Chem. Soc., Perkin Trans. 2, 1986, 787.
5.
For example: ChiaroniA., RicheC., DekhaneM. and DoddR. H., Acta Crystallogr., Sect. C, 1994, 50, 1343; BeddoesR. L., KettleJ. G. and JouleJ. A., Acta Crystallogr., Sect. C, 1994, 50, 1988; CobbJ., DemetropoulosI. N., KorakasD., SkoulikaS. and VarvounisG., Tetrahedron, 1996, 52, 4485; FortesA. G., JohnstoneR. A. W. and MahmoodS., Acta Crystallogr., Sect. C, 1996, 52, 2569; YokumT. S. and FronszekF. R., Acta Crystallogr., Sect. C, 1997, 53, 362.