Table 1 NMR Spectroscopic Data for compounds 2
No. | 2 | |
|---|---|---|
δH (J in Hz) (400 MHz, DMSO-d6) | δC ppm (100 MHz, DMSO-d6) | |
1 | — | 39.2 |
2 | — | 25.5 |
3 | 3.44 m | 86.6 |
4 | — | 42.7 |
5 | — | 48.1 |
6 | 1.37 m | 18.8 |
7 | 1.26 m | 31.6 |
8 | — | 39.5 |
9 | 1.60 m | 47.4 |
10 | — | 38.7 |
11 | 1.82 m | 22.3 |
12 | 5.25 (brt, 4.8) | 121.5 |
13 | — | 144.9 |
14 | — | 41.9 |
15 | 1.44 m | 28.7 |
16 | 2.1 m | 22.6 |
17 | — | 47.2 |
18 | 2.46 m | 41.6 |
19 | 1.30 m | 45.8 |
20 | — | 30.3 |
21 | 1.17 m | 33.7 |
22 | 1.75 m | 30.2 |
23 | 3.79 m | 67.7 |
24 | 0.81 s | 12.8 |
25 | 0.89 s | 16.2 |
26 | 0.79 s | 18.6 |
27 | 0.92 s | 26.7 |
28 | — | 178.2 |
29 | 0.85 s | 34.3 |
30 | 0.87 s | 23.5 |
1' | — | 128.4 |
2' | 7.22 (d, 7.9) | 108.1 |
3' | — | 145.1 |
4' | — | 148.3 |
5' | 6.82 (d, 7.9) | 115.1 |
6' | 7.4 (dd, 7.9, 4) | 121.6 |
7' | 7.61 (d, 11.9) | 144.9 |
8' | 6.28 (d, 7.9) | 115.1 |
9' | — | 167.9 |
OCH3 | 3.25 s | 55.1 |
3-O-rh | ||
1'' | 5.49 (br.s) | 104.5 |
2'' | 4.11 (m) | 73.9 |
3'' | 3.8 (m) | 70.6 |
4'' | 3.42 (m) | 81.8 |
5'' | 4.13 (m) | 69.7 |
6'' | 1.05 (d, 6.1) | 18.6 |
glu(terminal) | ||
1''' | 5.21 (d, 7.9) | 98.4 |
2''' | 3.44 m | 76.8 |
3''' | 3.50 m | 76.7 |
4''' | 3.46 m | 71.7 |
5''' | 3.30 m | 75.5 |
6''' | 3.65 d | 61.3 |
3.80 d | ||
28-O-glu | ||
1'''' | 5.42 (d, 7.9) | 93.3 |
2'''' | 3.56 m | 77.2 |
3'''' | 3.26 m | 76.5 |
4'''' | 3.20 m | 73.7 |
5'''' | 3.21 m | 76.1 |
6'''' | 4.10 m | 61.3 |
4.13 m | ||
Rha(terminal) | ||
1''''' | 5.37 (s) | 102.1 |
2''''' | 4.09 m | 71.8 |
3''''' | 3.65 m | 70.5 |
4''''' | 3.21 m | 70.7 |
5''''' | 4.23 m | 65.2 |
6''''' | 1.01 (d, 6.2) | 18.6 |