REFERENCES
- Wuts , P. G. M. , Gu , R. L. and Northuis , J. M. 2000 . Tetrahedron: Asymmetry , 11 : 2117 b) R. A. Pilli and V. B. Riatto, J. Braz. Chem. Soc., 9, 571(1998); Chem. Abstr., 130, 281887(1999).
- Armstrong , J. D. , Keller , J. L. , Lynch , J. , Liu , T. , Hartner , F. W. , Ohtake , N. , Okada , S. , Imai , Y. , Okamoto , O. , Ushijima , R. , Nakagawa , S. and Volante , R. P. 1997 . Tetrahedron Lett. , 38 : 3203 For a more recent example, see
- Chenevert , R. , Fortier , G. and Rhlid , R. B. 1992 . Tetrahedron , 48 : 6769
- Wess , G. , Kesseler , K. , Baader , E. , Bartmann , W. , Beck , G. , Bergmann , A. , Jendralla , H. , Bock , K. , Holzstein , G. , Kleine , H. and Schnierer , M. 1990 . Tetrahedron Lett. , 31 : 2545
- Ramachandran , P. V. , Chen , G. M. and Brown , H. C. 1996 . J. Org. Chem. , 61 : 88 For chiral boranes, see: b) For chiral hydrides, see: K. Soai, T. Yamanoi, H. Hikima and H. Oyamada, J. Chem. Soc., Chem. Commun., 138(1985); c) For microbial reduction, see: C. P. Mangone, E. N. Pereyra, S. M. M. de Colonna and A. Baldessari, Molecules, 5, 370(2000); d) For chiral hydrogenation, see: K. Everaere, J.-F. Carpentier, A. Mortreux and M. Bulliard, Tetrahedron: Asymmetry, 10, 4083(1999).
- Reddy , G. B. , Minami , T. , Hanamoto , T. and Hiyama , T. 1991 . J. Org. Chem. , 56 : 5752 b) M. L. Vasconcellos, J. d'hgelo, D. Desmaële, P. R. R. Costa and D. Potin, Tetrahedron: Asymmetry, 2, 353(1991); c) D. F. Taber, P. B. Deker and M. D. Gaul, J. Am. Chem. Soc., 109, 7488(1987); d) K. G. Alencar, U. F. L. Filho, M. L. A. A. Vasconcellos and P. R. R. Costa, Synth. Commun., 30, 455(2000).
- Teixeira , L. H. P. , Barreiro , E. J. and Fraga , C. A. M. 1997 . Synth. Commun. , 27 : 3241 b) C. A. M. Fraga and E. J. Barreiro, Synth. Commun., 25, 1133(1995).
- Taniguchi , M. , Fujii , H. , Oshima , K. and Utimoto , K. 1993 . Tetrahedron , 49 : 11169
- Decicco , C. P. and Buckle , R. N. 1992 . J. Org. Chem. , 57 : 1005 b) D. F. Taber, J. C. Amedio and Y. K. Patel, J. Org. Chem., 50, 3618(1985).
- Compounds 1a,b were obtained as 80–90% of the keto tautomers by 1H NMR spectra. These selectivities were measured from the signals of the acidic methylene H16 and those due to the vinylic hydrogens of the corresponding enol forms
- Yan , T.-H. , Hung , A.-W. , Lee , H.-C. , Chang , C.-S. and Liu , W.-H. 1995 . J. Org. Chem. , 60 : 3301