1. (a) Solid-Supported Combinatorial and Parallel Synthesis of Small-Molecular-Weight Compound Libraries; Tetrahedron Organic Chemistry Series, Volume 17; Obrecht, D.; Villalgordo, J. M., Eds.; Elsevier Science: Oxford, 1998. (b) Armstrong, R. W.; Brown, S. D.; Keating, T. A.; Tempest, P. A. In Combinatorial Chemistry. Synthesis and Application; Wilson, S. R.; Czarnik, A. W., Eds.; John Wiley: New York, 1997; pp. 153–190.
2. (a) Ugi, I. Angew. Chem., Int. Ed. Engl. 1962, 1, 8. (b) Ugi, I.; Steinbruckner, C. Chem Ber. 1961, 94, 734. (c) Ugi, I.; Domling, A.; Horl, W. Endeavor 1994, 18, 115.
3. (a) Park, S.-J.; Keum, G.; Kang, S.-B.; Koh, H.-Y.; Kim, Y. Tetrahedron Lett. 1998, 39, 7109. (b) Bossio, R.; Marcaccini, S.; Paoli, P.; Pepino, R. Synthesis 1994, 672. (c) Zhang, J.; Jacobsen, A.; Rusche, J. R.; Herlihy, W. J. Org. Chem. 1999, 64, 1074.
4. Hanusch-Kompa, C.; Ugi, I. Tetrahedron Lett. 1998, 39, 2725.
5. Short, K. M.; Mjalli, A. M. M. Tetrahedron Lett. 1997, 38, 359.