Synthesis, Inhaltsverzeichnis PAPER © Georg Thieme Verlag Stuttgart · New York Diastereo- and Enantioselective Synthesis of Differently N,O-Protected 1,3-Amino Alcohols with Three Neighbouring Stereogenic Centers Dieter Enders*, Michael Moser, Gunter Geibel, Monika C. LauferInstitut für Organische Chemie, Rheinisch-Westfälische Technische Hochschule, Professor-Pirlet-Straße 1, 52074 Aachen, GermanyFax: +49(241)8092127; e-Mail: Enders@RWTH-aachen.de; Artikel empfehlen Abstract Artikel einzeln kaufen Alle Artikel dieser Rubrik Abstract An efficient diastereo- and enantioselective access to all-syn-configured, differently N,O-protected 1,3-amino alcohols via a titanium tetrachloride mediated aza-enolate aldol reaction/aldehyde hydrazone 1,2-addition protocol is described. The O-TBS and N-Cbz protected title compounds are obtained after reductive N-N bond cleavage in a four steps synthesis with moderate to good overall yields (18-58%), high diastereomeric (de = 78% to ÷96%) and enantiomeric (ee ÷96%) excesses. Key words 1,3-amino alcohols - hydrazones - aldol reaction - nucleophilic addition - N-N bond cleavage Volltext Referenzen References For typical examples, see: 1a Kozikowski AP. Chen Y.-Y. J. Org. Chem. 1981, 46: 5248 1b Wang Y.-F. Izawa T. Kobayashi S. Ohno M. J. Am. Chem. Soc. 1982, 104: 6465 1c Hashiguchi S. Kawada A. Natsugari H. J. Chem. Soc., Perkin Trans. 1 1991, 2435 1d Knapp S. Chem. Rev. 1995, 95: 1859 1e Sakai R. Kamiya H. Murata M. Shimamoto K. J. Am. Chem. Soc. 1997, 119: 4112 1f Carlier PR. Lo MM.-C. Lo PC.-K. Richelson E. Tatsumi M. Reynolds IJ. Sharma TA. Bioorg. Med. Chem. Lett. 1998, 8: 487 1g Gais H.-J. Griebel C. Buschmann H. Tetrahedron: Asymmetry 2000, 11: 917 1h Benedetti F. Norbedo S. Chem. Commun. 2001, 203 2a Oppolzer W. Radinov RN. Tetrahedron Lett. 1988, 29: 5645 2b Cho BT. Kim N. Tetrahedron Lett. 1994, 35: 4115 2c Cicchi S. Crea S. Goti A. Brandi A. Tetrahedron: Asymmetry 1997, 8: 293 3 Li X. Yeung C. Chan ASC. Yang T.-K. Tetrahedron: Asymmetry 1999, 10: 759 4 Cohen N. Lopresti RJ. Neukom C. Saucy G. J. Org. Chem. 1980, 45: 582 5a Notz W. Tanaka F. Watanabe S. Chowdari NS. Turner JM. Thayumanavan R. Barbas CF. J. Org. Chem. 2003, 68: 9624 5b Kochi T. Tang TP. Ellman JA. J. Am. Chem. Soc. 2003, 125: 11276 5c Kochi T. Tang TP. Ellman JA. J. Am. Chem. Soc. 2002, 124: 6518 5d Calmes M. Escale F. Martinez J. Synthesis 2001, 1302 5e Veenstra SJ. Kinderman SS. Synlett 2001, 1109 5f Toujas J.-L. Toupet L. Vaultier M. Tetrahedron 2000, 56: 2665 5g Lutz C. Lutz V. Knochel P. Tetrahedron 1998, 54: 6385 5h Hashiguchi S. Kawada A. Natsugari H. Synthesis 1992, 403 5i Wanner KT. Höfner G. Tetrahedron 1991, 47: 1895 5j Gassman PG. Haberman LM. Tetrahedron Lett. 1985, 26: 4971 5k Annunziata R. Cinquini M. Cozzi F. Restelli A. J. Chem. Soc., Perkin Trans. 1 1985, 2293 5l Jäger V. Müller I. Schohe R. Frey M. Ehrler R. Häfele B. Schröter D. Lect. Heterocycl. Chem. 1985, 8: 79 5m Jäger V. Schwab W. Buß V. Angew. Chem. Int. Ed. 1981, 20: 601 ; Angew. Chem. 1981, 93, 576 6a Barluenga J. Joglar J. Gonzáles FJ. Fustero S. Tetrahedron Lett. 1989, 30: 2001 6b Barluenga J. Fustero S. Olano B. Viado AL. J. Org. Chem. 1992, 57: 1219 6c Kossenjans M. Martens J. Tetrahedron: Asymmetry 1999, 10: 3409 6d Ohno H. Hamaguchi H. Tanaka T. J. Org. Chem. 2001, 66: 1867 6e Takemoto Y. Anzai M. Yanada R. Fujii N. Ohno H. Ibuka T. Tetrahedron Lett. 2001, 42: 1725 6f Gais H.-J. Loo R. Roder D. Das P. Raabe G. Eur. J. Org. Chem. 2003, 1500 For some recent reviews and accounts, see: 7a Palomo C. Oiarbide M. García JM. Chem.-Eur. J. 2002, 8: 37 7b Alcaide B. Almendros P. Eur. J. Org. Chem. 2002, 1595 7c Machajewski TD. Wong C.-H. Angew. Chem. Int. Ed. 2000, 39: 1352 ; Angew. Chem. 2000, 112, 1407 7d Denmark SE. Stavenger RA. Acc. Chem. Res. 2000, 33: 432 7e Carreira EM. In Comprehensive Asymmetric Catalysis Vol. 3: Jacobsen EN. Pfaltz A. Yamamoto H. Springer; Heidelberg: 1999. p.997 7f Mahrwald R. Chem. Rev. 1999, 99: 1095 7g Nelson SG. Tetrahedron: Asymmetry 1998, 9: 357 7h Gröger H. Vogl EM. Shibasaki M. Chem.-Eur. J. 1998, 4: 1137 8a Harrison CR. Tetrahedron Lett. 1987, 28: 4135 8b Evans DA. Clark JS. Metternich R. Novack VJ. Sheppard GS. J. Am. Chem. Soc. 1990, 112: 866 8c Evans DA. Rieger DL. Bilodeau MT. Urpi F. J. Am. Chem. Soc. 1991, 113: 1047 8d Yoshida Y. Hayashi R. Sumihara H. Tanabe Y. Tetrahedron Lett. 1997, 38: 8727 9a Recent review on the SAMP/RAMP-hydrazone methodology: Job A. Janeck CF. Bettray W. Peters R. Enders D. Tetrahedron 2002, 58: 2253 9b Geibel G. PhD Dissertation RWTH Aachen University; Germany: 1997. 9c Laufer MC. Diploma work RWTH Aachen University; Germany: 2000. 10 Review: Enders D. Reinhold U. Tetrahedron: Asymmetry 1997, 8: 1895 11a Lombardo L. Tetrahedron Lett. 1984, 25: 227 11b Corey EJ. Venkateswarlu A. J. Am. Chem. Soc. 1972, 94: 6190 12a Imamoto T. Takiyama N. Nakamura K. Tetrahedron Lett. 1985, 26: 4763 12b Imamoto T. Kusumoto T. Tawarayama Y. Sugiura Y. Mita T. Hatanaka Y. Yokoyama M. J. Org. Chem. 1984, 49: 3904 13 Enders D. Meiers M. Synthesis 2002, 2542 ; and references cited therein 14 Enders D. Geibel G. Osborne S. Chem.-Eur. J. 2000, 6: 1302