Table 3.
13C (100 MHz) NMR Spectroscopic Data for Compounds 1-7 (δ in ppm)
| 1a |
2b |
3b |
4a |
5a |
6a |
7b |
|
|---|---|---|---|---|---|---|---|
| position | δC, type | δC, type | δC, type | δC, type | δC, type | δC, type | δC, type |
| 1 | 30.9, CH2 | 29.7, CH2 | 40.3, CH2 | 37.9, CH2 | 31.0, CH2 | 31.4, CH2 | 30.4, CH2 |
| 2 | 28.4, CH2 | 26.2, CH2 | 103.9, C | 108.0, C | 29.4, CH2 | 29.5, CH2 | 27.1, CH2 |
| 3 | 98.2, C | 96.9, C | 81.3, CH | 75.3, CH | 97.8, C | 97.3, C | 96.7, C |
| 4 | 50.9, C | 49.1, C | 44.2, C | 48.8, C | 53.3, C | 52.3, C | 51.5, C |
| 5 | 52.1, CH | 51.4, CH | 54.5, CH | 52.8, CH | 45.5, CH | 47.0, CH | 45.7, CH |
| 6 | 75.9, CH | 75.0, CH | 74.7, CH | 76.4, CH | 75.8, CH | 75.1, CH | 74.8, CH |
| 7 | 26.9, CH2 | 25.7, CH2 | 24.7, CH2 | 25.7, CH2 | 28.0, CH2 | 35.4, CH2 | 19.4, CH2 |
| 8 | 118.2, C | 109.6, C | 109.2, C | 110.7, C | 28.8, CH | 69.2, C | 32.8, CH |
| 9 | 135.0, C | 134.3, C | 133.8, C | 136.5, C | 39.4, CH | 47.6, CH | 37.2, CH |
| 10 | 36.2, C | 35.5, C | 48.0, C | 48.8, C | 33.5, C | 34.6, C | 33.1, C |
| 11 | 120.4, CH | 100.1, CH | 98.7, CH | 99.9, CH | 35.2, CH2 | 38.8, CH2 | 20.9, CH2 |
| 12 | 120.4, CH | 152.3, C | 152.5, C | 153.8, C | 195.2, C | 194.9, C | 26.4, CH2 |
| 13 | 127.9, C | 116.7, C | 117.0, C | 117.9, C | 120.9, C | 121.0, C | 167.1, C |
| 14 | 154.4, C | 154.2, C | 154.1, C | 155.6, C | 172.5, C | 169.9, C | 82.4, CH |
| 15 | 107.7, CH | 104.3, CH | 104.4, CH | 105.2, CH | 107.1, CH | 106.9, CH | 114.6, CH |
| 16 | 146.8, CH | 144.0, CH | 143.9, CH | 145.2, CH | 145.3, CH | 146.1, CH | 173.0, C |
| 18 | 20.0, CH3 | 20.0, CH3 | 22.7, CH3 | 20.9, CH3 | 17.4, CH3 | 18.2, CH3 | 17.6, CH3 |
| 19 | 181.7, C | 180.6, C | 180.1, C | 181.9, C | 180.8, C | 180.8, C | 179.6, C |
| 20 | 72.6, CH2 | 71.2, CH2 | 72.2, CH2 | 72.2, CH2 | 73.9, CH2 | 75.3, CH2 | 73.0, CH2 |
| OCH3 | - | 55.7, CH3 | 55.7, CH3 | 56.2, CH3 | - | - | - |
Data measured in methanol-d4.
Data measured in CDCl3.