Table 6.
1H-NMR (600 MHz) and 13C-NMR (150 MHz) data of compound 6 (δ in ppm).
NO. | δ C b | δH b(J in Hz) | NO. | δ C b | δHb (J in Hz) |
---|---|---|---|---|---|
1 | 38.9 | 0.74 m, 1.52 m | 3-O-Glc | ||
2 | 26.5 | 1.33 m, 1.81 m | 1′ | 104.6 | 4.96 (d, J = 6.2 Hz) |
3 | 88.6 | 3.30 (dd-like) | 2′ | 82.7 | 4.15 m a |
4 | 39.5 | / | 3′ | 77.7 | 4.39 m a |
5 | 56.1 | 0.69 (d, J = 11.7 Hz) | 4′ | 71.4 | 4.14 m a |
6 | 18.2 | 1.38 m, 1.54 m a | 5′ | 77.9 | 3.99 m a |
7 | 34.8 | 1.21 (d, J = 11.0 Hz) | 6′ | 62.7 | 4.51 m a |
8 | 39.8 | / | -O-Glc | ||
9 | 49.9 | 1.38 (d, J = 11.7 Hz) | 1″ | 102.9 | 5.54 (dd-like) |
10 | 36.7 | / | 2″ | 84.3 | 4.24 m a |
11 | 30.7 | 1.54 m a, 1.90 m a | 3″ | 78.1 | 4.31 m a |
12 | 70.2 | 4.07 m a | 4″ | 70.9 | 4.24 m a |
13 | 49.4 | 2.02 m a | 5″ | 77.6 | 4.16 m a |
14 | 51.2 | / | 6″ | 62.5 | 4.03 m, 4.39 m a |
15 | 30.3 | 0.98 m a, 1.44 m a | -Xyl | ||
16 | 26.1 | 1.46 m a, 2.30 m a | 1‴ | 106.2 | 5.45 (d, J = 6.0 Hz) |
17 | 51.6 | 2.47 m | 2‴ | 75.8 | 4.14 m a |
18 | 15.8 | 1.01 s | 3‴ | 78.5 | 4.39 m a |
19 | 16.1 | 0.83 s | 4‴ | 71.3 | 4.14 m a |
20 | 83.0 | / | 5‴ | 67.2 | 3.72 m a |
21 | 23.0 | 1.63 s | 20-O-Glc | ||
22 | 39.8 | 2.85 m, 3.13 m a | 1′′′′ | 98.0 | 5.20 br.s |
23 | 126.5 | 6.20 m a | 2′′′′ | 74.8 | 3.95 m a |
24 | 137.8 | 6.15 br.s | 3′′′′ | 78.1 | 4.21 m a |
25 | 81.1 | / | 4′′′′ | 71.5 | 4.24 m a |
26 | 24.8 | 1.62 s | 5′′′′ | 76.6 | 3.99 m a |
27 | 25.2 | 1.62 s | 6′′′′ | 69.7 | 4.35 m a 4.76 (d, J = 11.2 Hz) |
28 | 27.8 | 1.29 s | -Xyl | ||
29 | 16.3 | 1.12 s | 1′′′′′ | 105.4 | 5.00 (d, J = 6.8 Hz) |
30 | 17.0 | 0.92 s | 2′′′′′ | 74.7 | 4.05 m a |
3′′′′′ | 78.8 | 4.39 m a | |||
4′′′′′ | 70.5 | 4.17 m a | |||
5′′′′′ | 66.8 | 3.72 m a, 4.34 m a |
a: Overlapped signals, b: C5D5N, s: singlet, d: doublet, m: multiplet, br.s: broad singlet, ′: the first sugar, ″: the second sugar, ‴: the third sugar, ′′′′: the fourth sugar, ′′′′′: the fifth sugar, /: no hydrogen.