Table 2.
| position | 3 |
4 |
5 |
|||
|---|---|---|---|---|---|---|
| δH (J in Hz) | δ C | δH (J in Hz) | δ C | δH (J in Hz) | δ C | |
| 1a | 3.9359, dd (−10.44, 2.87) | 74.50 | 4.3916, ddd (−12.30, 6.09, 0.75) | 66.12 | 4.3936, dddd (−12.48, 5.69, 0.91, 0.12) | 65.93 |
| 1b | 3.4423, dd (−10.44, 9.09) | 4.2914, ddd (−12.30, 7.36, 0.62) | 4.3460, dddd (−12.48, 7.40, 0.59, 0.46) | |||
| 2 | 4.1903, ddddd (9.09, 2.87, −1.00, −0.34, 0.21) | 77.21 | 5.6788, dddd (7.36, 6.09, −1.30, −1.12) | 122.50 | 5.5768, dddd (7.40, 5.69, −1.37, −0.59) | 125.97 |
| 3 | 134.89 | 141.27 | 139.69 | |||
| 4 | 5.4552, dddd (7.24, 7.20, −1.34, −1.00) | 127.28 | 4.3827, ddd (7.70, 6.58, −1.12) | 84.53 | 3.5127, dddddd (6.97, 6.91, 0.46, −0.37, −0.37, 0.12) | 88.33 |
| 5a | 2.7378, ddddddd (−15.41, 7.24, 7.20, 1.17, 0.58, 0.43, 0.21) | 27.56 | 2.0918, dddd (−12.78, 6.78, 6.58, 6.37) | 32.10 | 2.2810, ddddd (−14.70, 6.97, 6.91, 1.30, 0.82) | 33.46 |
| 5b | 2.7296, ddddd (−15.41, 7.24, 7.19, 0.97, 0.23) | 1.8185, dddd (−12.78, 9.97, 7.70, 5.59) | 2.1710, dddd (−14.70, 7.20, 6.97, 1.10) | |||
| 6a | 5.1028, dddd (7.24, 7.19, −1.51, −1.37) | 123.58 | 1.8056, ddd (−13.65, 9.97, 6.37) | 39.45 | 5.0684, ddddd (7.20, 6.97, −1.52, −1.34, −0.37) | 121.38 |
| 6b | 1.8132, ddd (−13.65, 6.78, 5.59) | |||||
| 7 | 132.71 | 82.78 | 134.02 | |||
| 8 | 1.6823, ddd (−1.51, 1.17, 0.97) | 25.81 | 1.2859, s | 28.95 | 1.6803, dddd (−1.34, 1.30, 1.10, −0.20) | 25.97 |
| 9 | 1.6358, ddd (−1.37, 0.58, 0.23) | 17.76 | 1.2639, s | 28.30 | 1.6042, ddd (−1.52, 0.82, −0.20) | 17.98 |
| 10 | 1.6549, ddd (−1.34, 0.43, −0.34) | 12.64 | 1.6666, ddd (−1.30, 0.75, 0.62) | 12.25 | 1.6039, dddd (−1.37, 0.91, 0.59, −0.37) | 11.14 |
| 1′ | 4.2856, d (7.77) | 104.76 | 4.2919, d (7.90) | 103.00 | 4.3012, d (7.90) | 102.94 |
| 2′ | 3.2208, dd (9.33, 7.77) | 75.25 | 3.1769, dd (9.31, 7.90) | 75.05 | 3.1964, dd (9.35, 7.90) | 75.02 |
| 3′ | 3.3666, dd (9.33, 8.77) | 77.82 | 3.3431, dd (9.31, 8.35) | 78.10 | 3.3359, dd (9.35, 8.59) | 78.15 |
| 4′ | 3.2808, dd (9.03, 8.77) | 71.59 | 3.2804, dd (9.32, 8.35) | 71.66 | 3.2880, dd (9.39, 8.59) | 71.64 |
| 5′ | 3.2714, ddd (9.03, 5.96, 2.37) | 78.00 | 3.2467, ddd (9.32, 5.38, 1.94) | 78.00 | 3.2393, ddd (9.39, 5.36, 2.15) | 78.07 |
| 6′a | 3.8650, dd (−11.88, 2.37) | 62.69 | 3.8674, dd (−11.92, 1.94) | 62.78 | 3.8743, dd (−11.92, 2.15) | 62.75 |
| 6′b | 3.6596, dd (−11.88, 5.96) | 3.6667, dd (−11.92, 5.38) | 3.6737, dd (−11.92, 5.36) | |||
| OMe | 3.1950, s | 56.40 | ||||
a
The 1H and 13C NMR data were acquired in methanol-d4 at 400 and 100 MHz, respectively.
b
The δH (in ppm) and J (in Hz) values were determined by QM-HifSA analysis.