[1] Selected reviews on the synthesis of indoles:(a) Humphrey, G. R.; Kuethe, J. T. Chem. Rev. 2006, 106, 2875. (b) Gribble, G. W. J. Chem. Soc., Perkin Trans. 1 2000, 1045. (c) Cacchi, S.; Fabrizi, G. Chem. Rev. 2005, 105, 2873. (d) Lounasmaa, M.; Tolvanen, A. Nat. Prod. Rep. 2000, 17, 175. [2] (a) Evans, B. E.; Rittle, K. E.; Bock, M. G.; DiPardo, R. M.; Freidinger, R. M.; Whitter, W. L.; Lundell, G. F.; Veber, D. F.; Anderson, P. S. J. Med. Chem. 1988, 31, 2235. (b) Nicolaou, K. C.; Pfefferkorn, J. A.; Roecker, A. J.; Cao, G. Q.; Barluenga, S.; Mitchell, H. J. J. Am. Chem. Soc. 2000, 122, 9939. [3] (a) Sundberg, R. J. The Chemistry of Indoles, Academic Press, New York, 1970. (b) Sundberg, R. J. Indoles, Academic Press, London, UK, 1966. (c) Sexton, J. E. Indoles, Wiley, New York, 1983. [4] (a) Barbero, N.; San Martin, R.; Domínguez, E. Tetrahedron Lett. 2009, 50, 2129. (b) Knaack, M.; Emig, P.; Bats, J. W. Eur. J. Org. Chem. 2001, 3843. [5] (a) Willis, M. C.; Brace, G. N.; Findla. T. J. K.; Holmes, I. P. Adv. Synth. Catal. 2006, 348, 851. (b) Willis, M. C.; Brace, G. N.; Holmes, I. P. Angew. Chem. 2005, 117, 407. [6] Barluenga, J.; Jiménez-Aquino, A.; Aznar. F.; Valdés, C. J. Am. Chem. Soc. 2009, 131, 4031. [7] Barluenga, J.; Jiménez-Aquino, A. Angew. Chem., Int. Ed. 2007, 46, 1529. [8] Bähn, S.; Imm, S.; Mevius, K..; Neubert, L.; Tillack, A.; Williams, J. M. J.; Beller, M. Chem.-Eur. J. 2010, 16, 3590. [9] For reviews on the Shvo catalyst, see:(a) Samec, J. S. M. Backvall, J. E. e-EROS Encycl. Reagents Org. Synth. 2009, 7, 5557. (b) Comas-Vives, A.; Ujaque, G.; Lledos, A. J. Mol. Struct.: THEOCHEM 2009, 903, 123. (c) Karvembu, R.; Prabhakaran, R.; Natarajan, K. Coord. Chem. Rev. 2005, 249, 911. (d) Prabhakaran, R. Synlett 2004, 2048. [10] (a) Mays, M. J.; Morris, M. J.; Raithby, P. R.; Shvo, Y.; Czarkie, D. Organometallics 1989, 8, 1162. (b) Shvo, Y.; Czarkie, D. J. Am. Chem. Soc. 1986, 108, 7400. (c) Shvo, Y.; Thomasand, D. W.; Laine, R. M. J. Chem. Soc., Chem. Commun. 1980, 249, 753. [11] Hara, T.; Mori, K.; Mizugaki, T.; Ebitani, K.; Kaneda, K. Tetrahedron Lett. 2003, 44, 6207. [12] Mao, H.; Wang, S.; Yu, P.; Lv, H.; Xu, R. S.; Pan, Y. J. J. Org. Chem. 2011, 76, 1167. [13] Reddy, K. H. V.; Satish, G.; Ramesh, K.; Karnakar, K.; Nageswar, Y. V. D. Tetrahedron Lett. 2012, 53, 3061. [14] Wang, J.; Shen, Q.; Zhang, J.; Song, G. Tetrahedron Lett. 2015, 56, 2913. [15] (a) Tang, M.; Tong, L. F.; Ju, L.; Zhai, W. W.; Hu, Y.; Yu, X. H. Org. Lett. 2015, 17, 5180. (b) Zou, Z. Q.; Deng, Z. J.; Yu, X. H.; Zhang, M. M.; Zhao, S. H.; Luo, T.; Yin, X.; Xu, H.; Wang, W. Sci. China, Chem. 2012, 55, 43. [16] For the pioneering work about CuBr-mediated intramolecular oxidative decarboxylation of α-tertiary amino acids, see:Bi, H. P.; Zhao, L.; Liang, Y. M.; Li. C. J. Angew. Chem., Int. Ed. 2009, 48, 792. |