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1,3-Oxazolidin-2-ones와 1,3-Thiazolidin-2-ones의 부분 입체 이성질체 선택적환원법

Diastereoselective Reduction of 1,3-Oxazolidin-2-ones and 1,3-Thiazolidin-2-ones

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참고문헌 (19)

  1. DeClercq, , Nucleosides Nucleotides, pp.1189~ (1987)
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  5. Casiraggi, G., , J. Org. Chem, 57, pp.3760~ (1982)
  6. Bocchi, V., , Tetrahedron, 26, pp.4073~ (1970)
  7. Ukaji, Y., , Tetrahedron Lett, 32, pp.2919~ (1991)
  8. Basel, Y., , J. Org. Chem, 65, pp.6368~ (2000)
  9. Chaudhary, S. K., , Tetrahedron Lett, 20, pp.95~ (1979)
  10. Peterson, M. L., , J. Med. Chem, 34, pp.2787~ (1991)
  11. Brown, H. C., , J. Org. Chem, 45, pp.1~ (1980)
  12. Agami, C., , Tetrahedron, 21, pp.4043~ (1995)
  13. Hata, S., , J. App. Poly. Science, 90, pp.2959~ (2003)
  14. Michels, G., , J. Am. Chem. Soc, 78, pp.5349~ (1956)
  15. Agami, C., , Tetrahedron letters, 39, pp.3505~ (1998)
  16. "2a: IR (nujol) 1710-1720 cm-1 (CO of Boc-ester group), 3200-3220 cm-1 (OH); 1H NMR (CDCl3, 400 MHz) d 4.30 (dd, J=6.2, 3.2 Hz, 1H), 3.71 (dd, J=16.0, 9.2 Hz, 1H), 3.46 (dd, J=16.0, 12.0 Hz, 1H), 3.88 (t, J=0 Hz, 2H), 1.51 (s, 9H), 6.68 (s, 1H), 2.00 (s, 2H); 13C NMR (CDCl3, 400 MHz) 28.5, 58.9, 59.9, 64.5, 111.1, 154.1; Anal Calcd for C9H17NO5; C, 49.31; H, 7.76; N, 6.30. Found: C, 49.27; H, 7.70; N, 6.26", ~
  17. "2b: IR (nujol) 1720-1725 cm-1 (CO of Boc-ester group), 3200-3220 cm-1 (OH); 1H NMR (CDCl3, 400 MHz) d 3.95 (dd, J=6.5, 2.8 Hz, 1H), 2.79 (dd, J=17.0, 10.0 Hz, 1H), 2.54 (dd, J=17.0, 5.5 Hz, 1H), 3.88 (t, J=0 Hz, 2H), 6.37 (s, 1H), 1.50 (s, 9H), 2.00 (s, 2H); 13C NMR (CDCl3, 400 MHz) 28.5, 30.6, 60.2, 62.5, 79.8, 88.8, 154.1; Anal Calcd for C9H17NO4S; C, 45.95; H, 7.23; N, 5.95; S, 13.67. Found: C, 45.91; H, 7.19; N, 5.95; S, 13.61", ~
  18. "2c: IR (nujol) 1710-1720 cm-1 (CO of Boc-ester group), 3000-3200 cm-1 (OH); 1H NMR (CDCl3, 400 MHz) d 3.18 (t, J=0 Hz, 2H), 3.6 (t, J=0 Hz, 2H), 6.60 (s, 1H), 2.00 (s, 1H), 1.50 (s, 9H); 13C NMR (CDCl3, 400 MHz) 28.5, 48.5, 62.2, 79.8, 113.3, 154.4; Anal Calcd for C8H15NO4; C, 50.79; H, 7.93; N, 7.40; S. Found: C, 50.75; H, 7.88; N, 7.35", ~
  19. "2d: IR (nujol) 1720-1730 cm-1 (CO of Boc-ester group), 3400-3410 cm-1 (OH); 1H NMR (CDCl3, 400 MHz) d 3.10 (dd, J=0 Hz, 2H), 3.60 (t, J=0 Hz, 2H), 6.60 (s, 1H), 2.00 (s, 1H), 1.50 (s, 9H), 2.00 (s, 2H); 13C NMR (CDCl3, 400 MHz) 25.6, 28.5, 47.5, 79.8, 91.0, 154.4; Anal Calcd for C8H15NO3S; C, 50.26; H, 7.85; N, 7.32; S, 16.75. Found: C, 50.20; H, 7.79; N, 7.30; S, 16.70", ~

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