Official Journal of the Japan Wood Research Society
Table 2 1H and 13C data for compound IV and compound V in CDCl3-d
From: Isolation of diterpenoids from sugi wood-drying byproducts and their bioactivities
Carbon numbera | IV: Sandaracopimarinal | V:6,7-Dehydroferruginol | ||
|---|---|---|---|---|
1H | 13C | 1H | 13C | |
1 | 1.08 s | 38.3 | 1.54 m | 36.0 |
1.80 d (J = 4.52) | ||||
2 | 1.62 m | 17.4 | 1.69 sept (J = 6.8) | 19.0 |
3 | 1.28 d (J = 6.8) | 32.4 | 1.50 m | 41.0 |
4 | 49.7 | 32.8 | ||
5 | 1.55 d (J = 2.68) | 46.8 | 2.05 m | 51.0 |
1.62 m | ||||
6 | 1.42 m | 24.7 | 5.87 dd (J = 9.6, 2.7) | 127.5 |
7 | 2.10 m | 35.4 | 6.49 dd (J = 9.6, 3.0) | 127.2 |
2.21 dd (J = 14.2, 4.8) | ||||
8 | 136.3 | 126.3 | ||
9 | 1.81 s | 50.3 | 147.5 | |
10 | 37.2 | 37.7 | ||
11 | 1.46 m | 18.6 | 6.57 s | 109.5 |
12 | 1.36 m | 34.4 | 152.2 | |
1.51 m | ||||
13 | 37.4 | 130.9 | ||
14 | 5.24 s | 129.5 | 6.88 s | 124.5 |
15 | 5.77 d (J = 17.2, 10.8) | 148.7 | 3.16 sept (J = 6.8) | 26.7 |
16 | 4.90 dd (J = 17.4, 10.8) | 110.2 | 1.22 d (J = 6.8) | 22.4 |
17 | 1.04 s | 26.0 | 1.26 d (J = 6.8) | 22.5 |
18 | 9.23 s | 206.5 | 0.96 s | 32.6 |
19 | 1.09 s | 14.6 | 1.04 s | 22.8 |
20 | 0.86 s | 15.4 | 1.01 s | 20.1 |