Table 1. 13C NMR Spectroscopic Data (150 MHz, CDCl3) for Compounds 1–11a.
| δC |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| C | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 1 | 116.1 | 117.3 | 116.2 | 117.4 | 117.3 | 117.3 | 116.3 | 117.4 | 117.5 | 116.3 | 117.0 |
| 2 | 136.3 | 136.2 | 136.2 | 136.1 | 135.2 | 136.1 | 136.3 | 136.1 | 135.9 | 136.2 | 137.0 |
| 3 | 61.0 | 63.7 | 61.5 | 63.7 | 61.9 | 63.6 | 62.1 | 63.7 | 63.7 | 85.0 | 64.1 |
| 4 | 80.0 | 77.5 | 79.9 | 77.7 | 78.0 | 78.5 | 79.4 | 77.7 | 78.5 | 141.2 | 97.2 |
| 5 | 69.3 | 71.0 | 69.4 | 71.0 | 70.9 | 70.5 | 69.8 | 70.9 | 70.5 | 112.2 | 81.9 |
| 6 | 69.6 | 67.8 | 69.7 | 68.0 | 68.9 | 69.0 | 69.3 | 68.3 | 69.4 | 80.5 | 111.8 |
| 7 | 79.9 | 81.7 | 79.3 | 81.4 | 80.1 | 79.4 | 79.2 | 81.3 | 77.0 | 99.0 | 142.2 |
| 8 | 58.6 | 57.2 | 58.8 | 57.7 | 58.6 | 57.3 | 58.8 | 58.1 | 60.2 | 59.1 | 79.5 |
| 9 | 128.1 | 128.6 | 127.9 | 128.5 | 127.9 | 126.8 | 128.0 | 128.2 | 124.1 | 129.1 | 127.8 |
| 10 | 134.4 | 131.4 | 134.7 | 131.8 | 134.5 | 133.5 | 134.8 | 131.7 | 136.7 | 134.0 | 135.0 |
| 11 | 27.8 | 28.1 | 27.8 | 28.2 | 27.8 | 28.1 | 27.8 | 28.1 | 28.1 | 27.9 | 28.1 |
| 12 | 29.5 | 29.5 | 29.5 | 29.4 | 29.4 | 29.2 | 29.4 | 29.4 | 29.3 | 29.6 | 30.0 |
| 13b | 29.3 | 29.4 | 29.3 | 29.4 | 29.3 | 29.4 | 29.3 | 29.5 | 29.3 | 29.4 | 29.6 |
| 14b | 29.3 | 29.3 | 29.3 | 29.3 | 29.3 | 29.3 | 29.3 | 29.3 | 29.3 | 29.3 | 29.4 |
| 15 | 31.9 | 32.0 | 31.9 | 32.0 | 31.9 | 31.9 | 31.9 | 32.0 | 32.0 | 31.9 | 32.0 |
| 16 | 22.8 | 22.8 | 22.8 | 22.8 | 22.8 | 22.8 | 22.8 | 22.8 | 22.8 | 22.8 | 22.8 |
| 17 | 14.3 | 14.3 | 14.3 | 14.3 | 14.2 | 14.2 | 14.3 | 14.3 | 14.3 | 14.2 | 14.3 |
| 1′ | 40.8 | 40.9 | 80.4 | 80.5 | 79.4 | 79.4 | 43.5 | 43.2 | 127.0 | 128.9 | 128.8 |
| 2′ | 22.5 | 22.4 | 28.4 | 28.4 | 27.6 | 27.8 | 24.0 | 23.7 | 109.5 | 106.2 | 106.2 |
| 3′ | 37.4 | 38.5 | 38.2 | 38.2 | 36.1 | 37.3 | 41.4 | 41.3 | 146.9 | 147.8 | 147.7 |
| 4′ | 80.0 | 79.5 | 79.3 | 79.2 | 82.3 | 82.2 | 81.3 | 81.3 | 148.3 | 146.6 | 146.6 |
| 5′ | 50.9 | 51.2 | 54.1 | 53.5 | 50.3 | 50.7 | 55.0 | 54.8 | 114.9 | 108.2 | 108.1 |
| 6′ | 22.0 | 21.8 | 67.1 | 67.0 | 71.8 | 71.8 | 71.5 | 71.5 | 123.5 | 129.9 | 130.0 |
| 7′ | 49.3 | 49.8 | 50.1 | 50.5 | 46.2 | 46.4 | 52.0 | 52.1 | 146.1 | 119.0 | 119.1 |
| 8′ | 19.9 | 20.0 | 20.5 | 20.5 | 22.3 | 22.4 | 20.5 | 20.5 | 114.7 | 135.5 | 136.2 |
| 9′ | 44.9 | 45.2 | 41.6 | 41.8 | 36.8 | 36.8 | 42.8 | 43.0 | 165.8 | 72.3 | 72.0 |
| 10′ | 34.8 | 34.8 | 39.4 | 39.4 | 40.9 | 41.0 | 82.9 | 82.5 | |||
| 11′ | 73.5 | 73.1 | 29.1 | 29.0 | 25.9 | 25.8 | 29.7 | 29.7 | |||
| 12′b | 27.4 | 27.6 | 20.7 | 20.9 | 22.5 | 22.5 | 21.7 | 21.7 | |||
| 13′b | 27.0 | 27.1 | 21.2 | 21.2 | 24.1 | 24.1 | 21.4 | 21.3 | |||
| 14′ | 19.2 | 19.3 | 15.1 | 15.1 | 14.9 | 15.0 | 19.3 | 20.0 | |||
| 15′ | 20.6 | 20.7 | 21.4 | 22.8 | 19.7 | 18.5 | 23.3 | 23.3 | |||
| 3′-OMe | 56.1 | 56.1 | 56.1 | ||||||||
a
13C NMR of 11 was taken at 175 MHz, CDCl3.
b
Signals are interchangeable.