Table 7.
NMR data of compound 8
| No. | 13C | 1H |
|---|---|---|
| 1 | 199.1 | – |
| 2 | 68.7 | 4.08, 1H, dd, J = 9.3, 4.8 Hz |
| 3 | 30.0 | 2.08, 1H, m |
| 1.83, 1H, m | ||
| 4 | 28.9 | 1.32, 2H, m |
| 5 | 23.1 | 1.26, 2H, m |
| 6 | 14.1 | 0.78, 3H, t, J = 7.2 Hz |
| 1′ | 130.6 | – |
| 2′ | 111.9 | 8.03, 1H, d, J = 1.7 Hz |
| 3′ | 149.5 | – |
| 4′ | 154.1 | – |
| 5′ | 111.1 | 7.00, 1H, d, J = 8.6 Hz |
| 6′ | 123.7 | 8.15, 1H, dd, J = 8.6, 1.7 Hz |
| 2″/5″ | 50.7 | 2.75, 2H, m |
| 2.64, 2H, m | ||
| 3″/4″ | 23.9 | 1.63, 4H, m |
| 3′-MeO | 55.9/55.7 | 3.78, 3H, s |
| 4′-MeO | 55.7/55.9 | 3.78, 3H, s |
Recorded at 600 MHz (1H) and 150 MHz (13C) in pyridine-d 5, respectively; data in δ ppm (J in Hz)