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. 2019 Apr 17;9(22):12291–12299. doi: 10.1039/c9ra01279f

1H-NMR spectroscopic data of compounds 5–9 in CDCl3 (δ in ppm, J in Hz).

No. 5 6 7 8 9
6 2.61 dd (15.0, 6.6); 2.19 d (16.2) 2.61 dd (15.0, 6.6); 2.19 d (16.2) 2.29–2.39 m 2.68 dd (14.4, 6.6); 1.80 d (13.8) 2.57–2.64 m; 1.77–1.84 m
7 1.73–1.81 m 1.73–1.81 m 1.96–2.03 m 2.05–2.13 m 2.05–2.10 m
12/16 7.56 d (7.2) 7.56 d (7.2) 7.58 d (8.4) 7.31 m 7.33 m
13/15 7.38 t (7.8) 7.38 t (7.8) 7.26 t (7.8) 7.31 m 7.33 m
14 7.43 t (7.8) 7.43 t (7.8) 7.39 t (7.8) 7.43 m 7.46 m
17 2.99 dd (16.2, 6.6); 2.39–2.47 m 2.89–2.96 m; 2.39–2.47 m 5.07 d (2.4) 3.44 dd (14.0, 11.4); 1.64 dd (15.0, 3.0) 3.30 dd (15.0, 9.0); 1.74–1.82 m
18 5.84 t (6.6) 5.79 dd (6.6, 3.6) 3.92 d (2.4) 4.94 dd (11.4, 3.0) 5.86–5.92 m
20 1.26 s 1.19 s
21 1.33 s 1.20 s
22 2.20–2.29 m; 2.04–2.14 m 2.20–2.29 m; 2.04–2.14 m 2.14–2.22 m; 2.04–2.11 m 2.28 dd (14.4, 9.6); 1.85 dd (14.4, 4.2) 2.28 dd (14.4, 9.6); 1.77–1.84 m
23 2.36–2.44 m 2.36–2.44 m 2.50–2.57 m 2.57–2.65 m 2.58–2.66 m
25 1.69 s 1.70 s 1.72 s 1.56 s 1.50 s
26 4.73 s 4.73 s 4.79 s; 4.81 s 4.70 s; 4.62 s 4.57 br s; 4.70 br s
27 2.00–2.07 m; 1.87–1.95 m 2.00–2.07 m; 1.87–1.95 m 2.10–2.16 m; 2.01–2.07 m 2.04–2.14 m 2.01–2.07 m
28 5.07 t (6.6) 5.07 t (6.6) 5.03–5.09 m 5.03 t (6.6) 5.00 t (6.6)
30 1.55 s 1.56 s 1.59 s 1.62 s 1.61 s
31 1.64 s 1.64 s 1.65 s 1.69 s 1.68 s
32 1.87–2.02 m 1.87–2.02 m 2.04–2.10 m; 1.97–2.04 m 2.31–2.40 m; 1.45–1.55 m 2.33 dd (13.8, 7.2); 1.45–1.52 m
33 2.41–2.48 m 2.50–2.55 m 2.46–2.53 m 2.72 t (10.2) 2.58–2.66 m
35 1.58 s 1.70 s 1.37 s 1.33 s 1.32 s
36 1.46 s 1.50 s 1.34 s 1.20 s 1.25 s
37 1.21 s 1.19 s 1.44 s 1.35 s 1.39 s
38 1.47 s 1.47 s 1.39 s 1.48 s 1.44 s
OH 4.75 s