Enantioselective hydrogenation of α-keto esters over cinchona-Pt/ Al2O3 catalysts: New interpretation of the rate acceleration and the induction of enantio-differentiation

Journal of Molecular Catalysis A: Chemical

Volumn 107, Issue 1-3, 1996, Pages 281-289

  Margitfalvi, J L ^a   Hegedus M ^a  

^a CTRL RES INSTITUTE FOR CHEMISTRY   (Hungary)

Author keywords

Alumina; Cinchonidine; Enantio differentiation; Ethyl pyruvate; Hydrogenation; Platinum; Shielding effect; Keto esters

Indexed keywords

ACETIC ACID; ALUMINA; CONFORMATIONS; ESTERS; ETHANOL; HYDROGENATION; PLATINUM; SUBSTRATES; TOLUENE;

CINCHONA; CINCHONIDINE; ENANTIODIFFERENTIATION; ENANTIOSELECTIVE HYDROGENATION; ETHYL PYRUVATE; KETO ESTERS; SHIELDING EFFECT;

CATALYSTS;

EID: 0030572052     PISSN: 13811169     EISSN: None     Source Type: Journal    
DOI: 10.1016/1381-1169(95)00220-0     Document Type: Article

References (21)

1. I.M. Sutherland, A. Ibbotson, R.B. Moyes and P.B. Wells, J. Catal., 125 (1990) 77.
2. P.A. Meheux, A. Ibbotson and P.B. Wells, J. Catal., 128 (1991) 387.
3. M. Garland and H.U. Blaser, J. Am. Chem. Soc., 112 (1990) 7048.
4. H.U. Blaser, M. Garland and P. Jalett, J. Catal., 144 (1993) 569.
5. J.L. Margitfalvi, B. Minder, E. Tálas, L. Botz and A. Baiker, in L. Guczi et al. (Editors), New Frontiers in Catalysis, Proc. 10th Int. Congr. Catal. Budapest, July 1992, Elsevier, 1993, p. 2471.
6. J.L. Margitfalvi, in M.G. Scaros and M.L. Prunier (Editors). Chem. Ind., 62, Catal. Org. React., Dekker, 1995, p. 189.
7. O. Schwalm, B. Minder, J. Weber and A. Baiker, Catal. Lett., 23 (1994) 245.
8. K.E. Simons, P.A. Meheux, S.P. Griffiths, I.M. Sutherland, P. Johnston, P.B. Wells, A.F. Carley, M.K. Rajumon, M.W. Roberts and A. Ibbotson, Reel. Trav. Chim. Pays-Bas, 113 (1994) 465.
9. J.L. Margitfalvi and M. Hegedus, J. Catal., 156 (1995) 175.
10. P. Marti, Diplomarbeit, ETH Zurich, 1990.
11. B. Minder, Diplomarbeit, ETH Zurich, 1991.
12. U.K. Singh, R.N. Landau, Y. Sun. C. LeBond, D.G. Blackmond, S.K. Tanielyan and R.L. Augustine, J. Catal., 154 (1995) 91.
13. O. Schwalm, J. Weber, J. Margitfalvi and A. Baiker, J. Mol. Struct, 297 (1993) 285.
14. J.L. Margitfalvi, E. Tálas, M. Hegedüs, unpublished results.
15. G.D.H. Dijkstra, R.M. Kellog, H. Wynberg, Reel. Trav. Chim. Pays-Bas, 108 (1989) 195.
16. J. Weber and O. Schwalm, private communication.
17. J.L. Margitfalvi, E. Tfirst and M. Hegedus, to be published.
18. J.L. Margitfalvi, P. Marti, A. Baiker, L. Botz and O. Sticher, Catal. Lett., 6 (1990) 281.
19. Y.B. Xiang, K. Snow and M. Belley, J. Org. Chem., 58 (1993) 993.
20. U. Maitra and P. Mathivanan, Tetrahedron: Asymmetry, 5 (1994) 1171.
21. H. Wynberg, Topics in Stereochemistry, Vol. 16, Wiley-Interscience, New York, 1986, p. 87.