Rf 0.24 (PE: Et2O 5:1);
[α]D25 +4.5 (c 0.33, CHCl3);
IR (neat, cm-1): 3046, 2909, 2828, 1480, 1445, 1419, 1373, 1277, 1257, 1239,
1125, 1086, 1061, 1000, 959, 938, 906, 864, 848, 826, 757, 723, 678, 661;
1H NMR (400 MHz, CDCl3):
δ = 3.05 (1H, dddd, J = 6.4, 4.7, 4.1, 2.7; H2),
2.84-2.69 (4H, m; H6,7),
2.65 (1H, dd, J = 5.1, 4.1; H1a),
2.39 (1H, dd, J = 5.1, 2.7; H1b),
2.12 (1H, dd, J = 14.7, 4.7; H3a),
1.94 (1H, dd, J = 14.7, 6.4; H3b),
1.93-1.75 (2H, m; H8), 1.57
(3H, s; H5);
13C NMR (100 MHz, CDCl3): δ = 48.6 (C2), 47.3 (C4), 46.1 (C1), 43.8 (C3), 28.0 (C5), 26.2 (C6),
26.1 (C7), 24.6 (C8);
HRMS (EI) calc. for C8H15OS2+ [M]+ 190.0481, found 190.0474;
characterization data in
agreement with the literature.1
Fürstner, A.; Kattnig, E.; Kelter, G.; Fiebig, H.-H. Chem.–Eur. J. 2009, 15, 4030-4043
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