· 1. See for instance: (a) Khafagy, M. M.; El-Wahas, A. H. F. A.; Eid, F. A.; El-Agrody, A. M. Il Fa´rmaco 2002, 57, 715–.722; (b) Kidwai, M.; Saxena, S.; Khan, M. K. R.; Thukral, S. S. Bioorg. Med. Chem. Lett. 2005, 15, 4295–.4298; (c) Makarem,
· 2. (a)Wang, J.-L.; Liu, D.; Zhang, Z.-J.; Shan, S.; Han, X.; Srinivasula, S. M.; Croce, C. M.; Alnemri, E. S.; Huang, Z. Proc. Natl. Acad. Sci. U.S.A. 2000, 97, 7124–.7129; (b) Skommer, J.; Wlodkowic, D.; Matto, M.; Eray, M.; Pelkonen, J. Leuk. Res.
· 3. (a) Kemnitzer,W.; Drewe, J.; Jiang, S.; Zhang, H.;Wang, Y.; Zhao, J.; Jia, S.; Herich, J.; Labreque, D.; Storer, R.; Meerovitch, K.; Bouffard, D.; Rej, R.; Denis, R.; Blais, C.; Lamothe, S.; Attardo, G.; Gourdeau, H.; Tseng, B.; Kasibhatla, S.; Cai, S.
· 4. (a) Fujimoto, A.; Sakurai, A. Synthesis 1977, 871–.872; (b) Roudier, J.-F.; Foucaud, A. Synthesis 1984, 159–.160; (c) Yu, N.; Aramini, J. M.; Germann, M. W.; Huang, Z. Tetrahedron Lett. 2000, 41, 6993–.6996; (d) Ballini, R.; Bossica,
· 5. (a) Manero, F.; Gautier, F.; Gallenne, T.; Cauquil, N.; Gre´ e, D.; Cartron, P.-F.; Geneste, O.; Gre´ e, R.; Vallette, F. M.; Juin, P. Cancer Res. 2006, 66, 2757–.2764; (b) Oliver, L.; Mahe´ , B.; Gre´ e, R.; Vallette, F. M.; Juin, P. Leuk. Res.
· 6. Gre´ e, D.; Vorin, S.; Manthati, V. L.; Caijo, F.; Viault, G.; Manero, F.; Juin, P.; Gre´ e, R. Tetrahedron Lett. 2008, 49, 3276–.3278.
· 7. The addition of nucleophiles to quinolinium salts is a well established method for the synthesis of substituted quinolines but it gives mainly the 1,2 dihydroderivatives. For representative examples see: (a) Mani, N. S.; Chen, P.; Jones, T. K. J. Org.
· 8. (a) Bohn, P.; Le Fur, N.; Hagues, G.; Costentin, J.; Torquet, N.; Papamicae¨ l, C.; Marsais, F.; Levacher, V. Org. Biomol. Chem. 2009, 7, 2612–.2618; (b) Marsais, F.; Bohn, P.; Levacher, V.; Le Fur, N. PCT Int. Appl., WO, 103120, 2006.
· 9. Mikata, Y.; Mizukami, K.; Hayashi, K.; Matsumoto, S.; Yano, S.; Yamazaki, N.; Ohno, A. J. Org. Chem. 2001, 66, 1590–.1599.
· 10. Kim, J. N.; Kim, H. S.; Gong, J. H.; Chung, Y. M. Tetrahedron Lett. 2001, 42, 8341–.8344.
· 11. (a) Zhou, L.; Zhang, Y. J. Chem. Soc., Perkin Trans. 1 1998, 2899–.2902; (b) Zhou, L.; Tu, S.; Shi, D.; Dai, G. J. Chem. Res., Synop. 1998, 398–.399; (c) Sharma, U.; Ahmed, S.; Boruah, R. C. Tetrahedron Lett. 2000, 41, 3493–.3495; (d
· 12. For a similar sequence see: He, Y.; Mahmud, H.; Moningka, R.; Lovely, C. J.; Dias, H. V. R. Tetrahedron 2006, 62, 8755–.8769.
· 13. In a few cases with some benzopyrans derivatives, cyclization occurs also on the ester affording quinolones Volmajer, J.; Toplak, R.; Bittner, S.; Leban, I.; Majcen Le Marechal, A. Tetrahedron Lett. 2003, 44, 2363–.2366.
· 14. The crystal structure corresponding to 1,4-dihydroquinoline 8 has been deposited at the Cambridge Crystallographica Data Centre and allocated the deposition number CCDC 739472. These data can be obtained free of charge from www.ccdc.cam.ac.uk/conts/re
· 15. (a) Grubbs, R. H. Adv. Synth. Catal. 2007, 349, 34–.40; (b) Chatterjee, A. K.; Choi, T.-L.; Sanders, D. P.; Grubbs, R. H. J. Am. Chem. Soc. 2003, 125, 11360–.11370 and references cited therein.