3296 Shen et al.
Asian J. Chem.
(m, 2H, ArH), 7.74-7.77 (m, 1H, ArH), 8.05-8.07 (m, 2H, ArH), 8.71
(bs, 1H, NHCO); MS (ESI, m/z): 724.3 [M]+; anal. calcd. (%) for
C34H36O12N4S: C 56.35, H 5.01, N 7.73; found (%): C 56.38, H 5.05, N
7.76. 9e: yield 68.0 %, IR (KBr, νmax, cm-1): 3436, 2919, 1739, 1613,
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1513, 1440, 1407, 1175; H NMR (CDCl3, 300 MHz, δ ppm): 1.50-
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3.38 (m, 13H), 3.07 (d, 3H, N-CH3), 3.67 (s, 3H, MeO-1 ), 3.91 (s, 3H,
MeO-2), 3.95 (s, 3H, MeO-3), 4.25-4.29 (t, 2H, J = 6.0 Hz, OCH2),
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(KBr, νmax, cm-1): 3438, 2929, 1719, 1623, 1503, 1445, 1368, 1145; 1H
NMR (CDCl3, 300 MHz, δ ppm): 1.50-3.36 (m, 9H), 3.07 (d, 3H, N-
CH3), 3.66 (s, 3H, MeO-1), 3.90 (s, 3H, MeO-2), 3.96 (s, 3H, MeO-3),
4.35 (d, 2H, J = 5.4Hz, OCH2), 5.15 (d, 2H, J = 5.7 Hz, OCH2), 4.65-
4.72 (m, 1H, H-7), 5.94-6.09 (m, 2 H, -CH=CH-), 6.55 (s, 1H, H-4),
7.26 (m, 2H, Ar-H), 7.49 (s, 1H), 7.60-7.66 (m, 2H, ArH), 7.72-7.79
(m, 1H, ArH), 8.03-8.06 (m, 2H, ArH), 8.96 ( bs, 1H, NHCO); MS
(ESI, m/z): 750.2 [M]+; anal. calcd. (%) for C36H38O12N4S: C 57.59, H
5.10, N 7.46; found (%): C 58.01, H 5.21, N 7.45. 9j: yield 65 %, IR
(KBr, νmax, cm-1): 3438, 2932, 1732, 1633, 1560, 1454, 1381, 1169; 1H
NMR (CDCl3, 300 MHz, δ ppm): 1.50-3.37 (m, 17H), 3.07 (d, 3H, N-
CH3), 3.65 (s, 3H, MeO-1), 3.90 (s, 3H, MeO-2), 3.94 (s, 3H, MeO-3),
4.24-4.28 (t, 2H, J = 6.0 Hz, OCH2), 4.44-4.48 (t, 2H, J = 6.0 Hz,
OCH2), 4.64-4.72 (m, 1H, H-7), 6.50 (s, 1H, H-4), 7.34 (m, 2H, Ar-H),
7.47 (s, 1H), 7.62-7.67 (m, 2H, ArH), 7.75-7.78 (m, 1H, ArH), 8.05-
8.07 (m, 2H, ArH), 9.07 ( bs, 1H, NHCO); MS (ESI, m/z): 780.4 [M]+;
anal. calcd. (%) for C38H44O12N4S: C 58.45, H 5.68, N 7.18; found (%):
C 58.48, H 5.65, N 7.15.
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15. The data of selected compounds: 9a: yield 60.0 %, IR (KBr, νmax, cm-1):
1
3436, 2929, 1736, 1623, 1553, 1450, 1387, 1170; H NMR (CDCl3,
300 MHz, δ ppm): 1.50-3.38 (m, 9H), 3.07 (d, 3H, N-CH3), 3.66 (s, 3H,
MeO-1 ), 3.90 (s, 3H, MeO-2 ), 3.93 (s, 3H, MeO-3), 4.24-4.28 (t, 2H,
J = 6.0 Hz, OCH2), 4.44-4.48 (t, 2H, J = 6.0 Hz, OCH2), 4.62-4.72 (m, 1H,
H-7), 6.52 (s, 1H, H-4), 7.30 (m, 2H, Ar-H), 7.49 (s, 1H), 7.60-7.66
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