1H (600 MHz) and 13C NMR (150 MHz) data of compounds 1–3 in DMSO-d6.
| No. | 1 | 2 | 3 | |||
|---|---|---|---|---|---|---|
| δ C | δ H (J in Hz) | δ C | δ H (J in Hz) | δ C | δ H (J in Hz) | |
| 1 | 127.9, C | 127.8, C | 127.8, C | |||
| 2 | 129.8, CH | 7.03, d, (8.4) | 129.7, CH | 7.02, d, (8.4) | 129.7, CH | 7.02, d, (8.4) |
| 3 | 115.1, CH | 6.67, d, (8.4) | 115.1, CH | 6.67, d, (8.4) | 115.1, CH | 6.67, d, (8.4) |
| 4 | 155.8, C | 155.9, C | 155.9, C | |||
| 5 | 115.1, CH | 6.67, d, (8.4) | 115.1, CH | 6.67, d, (8.4) | 115.1, CH | 6.67, d, (8.4) |
| 6 | 129.8, CH | 7.03, d, (8.4) | 129.7, CH | 7.02, d, (8.4) | 129.7, CH | 7.02, d, (8.4) |
| 7 | 33.6, CH2 | 2.75, t, (7.2) | 33.5, CH2 | 2.76, t, (7.2) | 33.6, CH2 | 2.75, t, (7.2) |
| 8 | 64.6, CH2 | 4.13, td, (7.2, 1.8) | 65.0, CH2 | 4.16, t, (7.2) | 64.6, CH2 | 4.13, t, (7.2) |
| 1′ | 174.4, C | 173.1, C | 171.5, C | |||
| 2′ | 42.1, CH | 2.48, m | 38.4, CH | 2.76, m | 44.0, CH2 | 2.33, dd, (14.4, 7.2) |
| 2.30, dd, (14.4, 6.0) | ||||||
| 3′ | 63.3, CH2 | 3.51, m | 64.9, CH2 | 4.10, dd, (10.8, 6.6) | 63.4, CH | 3.96, m |
| 3.40, m | 4.07, dd, (10.8, 5.4) | |||||
| 4′ | 13.5, CH3 | 0.99, d, (7.2) | 13.4, CH3 | 1.06, d, (7.2) | 23.3, CH3 | 1.06, d, (6.0) |
| 1′′ | 174.2, C | |||||
| 2′′ | 42.0, CH | 2.48, m | ||||
| 3′′ | 63.2, CH2 | 3.51, m | ||||
| 3.41, m | ||||||
| 4′′ | 13.4, CH3 | 1.00, d, (7.2) | ||||
| 3′′-OH | 4.76, t, (6.0) | 4.76, t, (6.0) | 4.71, br s | |||