Table 3.
position | 9 | 10 | 11 | 12 | 13 | 14 |
---|---|---|---|---|---|---|
2 | 2.73, d (16.1) | 2.72, d (16.0) | 2.73, d (16.1) | 2.71, d (16.0) | 2.72, d (16.1) | 2.73, d (16.1) |
2.59, dd (16.1, 2.1) | 2.59, dd (16.0, 1.8) | 2.59, dd (16.1, 2.1) | 2.59, dd (16.0, 2.0) | 2.59, dd (16.1, 2.1) | 2.60, dd (16.0, 2.0) | |
4 | 3.11, d (16.5) | 3.10, d (16.5) | 3.10, d (16.5) | 3.09, d (16.5) | 3.09, d (16.5) | 3.10, d (16.6) |
2.95, dd (16.6, 1.8) | 2.94, br d (16.5) | 2.94, dd (16.7, 1.8) | 2.94, dd (16.6, 1.8) | 2.93, dd (16.5, 2.1) | 2.94, dd (16.3, 2.1) | |
5 | 7.28, d (7.9) | 7.27, d (7.8) | 7.28, d (7.9) | 7.27, d (7.8) | 7.25, d (8.3) | 7.27, d (8.7) |
6 | 7.45, dd (7.8, 2.0) | 7.51, dd (7.8, 1.7) | 7.45, dd (7.9, 2.0) | 7.57, dd (7.9, 2.0) | 7.44, dd (7.9, 2.0) | 7.62, dd (7.9, 1.9) |
7 | 6.33, d (2.2) | 6.18, s | 6.31, d (2.3) | 6.17, s | 6.26, d (2.2) | 6.08, s |
9 | 6.98, d (8.1) | 6.98, d (8.1) | 6.97, d (8.1) | 6.96, d (8.1) | 6.92, d (8.1) | 6.94, d (8.1) |
10 | 7.41, t (8.1) | 7.39, t (7.7) | 7.40, t (8.0) | 7.37, br t (8.0) | 7.38, t (8.0) | 7.36, t (8.0) |
11 | 7.06, d (7.6) | 7.05, d (7.5) | 7.05, d (7.6) | 7.03, d (7.5) | 7.03, d (7.5) | 7.01, d (7.5) |
12 | 6.43, d (2.3) | 6.13, s | 6.48, d (2.3) | 6.22, s | 6.58, br d (5.1) | 6.43, d (5.0) |
12a | 7.69, d (1.9) | 7.89, d (1.5) | 7.67, d (2.0) | 7.96, d (1.9) | 7.68, d (1.9) | 7.96, d (1.8) |
13 | 3.63, s | 3.66, s | 3.62, s | 3.66, s | 3.63, s | 3.64, s |
14 | 1.29, s | 1.29, s | 1.29, s | 1.29, s | 1.28, s | 1.29, s |
15 | 3.30, s | 3.43, s | 3.61, q (7.5) | 3.82, dq (9.5, 7.1) | ||
3.69, dq (9.6, 7.0) | ||||||
16 | 1.16, t (7.1) | 1.23, t (7.1) | ||||
3-OH | 4.79, s | 4.79, s | 4.78, s | 4.78, s | 4.79, s | 4.79, s |
12-OH | 6.88, d (7.4) | 7.23, d (5.5) |
Assignments are based on COSY, HMBC, HSQC, and NOESY experiments.