Table 1.
NMR Data for 1 and 2 (Acetone-d6).
| Pos. | 1 | 2 | ||||
|---|---|---|---|---|---|---|
| δC a | δH b (J in Hz) | HMBC | δC a | δH b (J in Hz) | HMBC | |
| 1 | 43.3 | 2.00, t (6.0) | 2, 5, 7, 8, 10, 11 | 89.8 | ||
| 2 | 47.0 | 28.8 | 1.48, m; 1.90, m | 1, 3, 4, 6, 10 | ||
| 3 | 172.9 | 23.3 | 1.76, m; 1.83, m | 1, 2, 4, 5, 7 | ||
| 4 | 40.5 | 2.22, m | 2, 6, 11 | |||
| 5 | 103.0 | 23.8 | 1.47, d (11.0); 2.10, ddd (11.0, 6.0, 5.5) | 1, 3, 4, 6, 7, 8 | ||
| 6 | 41.9 | 2.09, m | 2, 5, 8 | 48.0 | 2.27, dd (5.5, 5.0) | 1, 2, 4, 7, 10, 11 |
| 7 | 36.2 | 2.36, m | 1, 8 | 56.0 | ||
| 8 | 37.1 | 1.31, d (11.0); 2.70, ddd (11.0, 7.0, 6.0) | 1, 2, 3, 6, 7, 9 | 71.5 | 3.46, d (9.0); 3.80, d (9.0) | 1, 4, 6, 7, 11 |
| 9 | 44.4 | 2.24, q (7.0) | 1, 2, 5, 8, 10 | |||
| 10 | 12.9 | 0.89, d (7.0) | 1, 5, 9 | 67.2 | 3.40, d (12.0); 3.43, d (12.0) | 1, 2, 6 |
| 11 | 30.1 | 1.95, m | 1, 2, 3, 7, 12, 13 | 33.6 | 1.68, m; 1.85, m | 4, 6, 7, 8, 12, 13 |
| 12 | 25.5 | 2.34, m | 2, 11, 13, 14 | 25.2 | 2.04, m; 2.16, m | 11, 13, 14 |
| 13 | 136.0 | 6.45, t (7.5) | 12, 15, 16 | 136.1 | 6.40, t (7.5) | 11, 12, 15, 16 |
| 14 | 132.0 | 131.8 | ||||
| 15 | 170.9 | 170.9 | ||||
| 16 | 12.7 | 1.82, s | 13, 14, 15 | 12.6 | 1.80, s | 13, 14, 15 |
| OH-5 | 6.38, s | |||||
| OH-10 | 3.32, brs | |||||
| NH2-15 | 6.74, brs; 6.07, brs | 6.73, brs; 6.09, brs | ||||
a Recorded at 150 MHz; b Recorded at 600 MHz.