A New Cubitane Diterpenoid from the Soft Coral Sinularia crassa
Abstract
:1. Introduction
2. Results and Discussion
δH ( J in Hz) a | δC (mult.) b | δH ( J in Hz) c | δC (mult.) d | ||
---|---|---|---|---|---|
1 | 2.04 m | 32.1 (CH) | 2.10 m | 32.3 (CH) | |
2 | 1.54 m; 1.16 m | 34.1 (CH2) | 1.42 m; 1.08 m | 34.9 (CH2) | |
3 | 1.49 m | 34.4 (CH2) | 1.53 m; 1.34 m | 35.2 (CH2) | |
4 | 4.02 brs | 75.3 (CH) | 3.78 dd (7.0, 5.5) | 75.2 (CH) | |
5 | 151.7 (C) | 152.9 (C) | |||
6 | 2.39 m; 2.01 m | 31.6 (CH2) | 2.27 m; 2.07 m | 32.5 (CH2) | |
7 | 2.31 m; 2.16 m | 27.3 (CH2) | 2.27 m; 2.00 m | 28.2 (CH2) | |
8 | 147.9 (C) | 148.0 (C) | |||
9 | 5.35 d (9.5) | 120.0 (CH) | 5.64 d (10.0) | 121.4 (CH) | |
10 | 4.03 d (9.5) | 61.7 (CH) | 4.00 d (10.0) | 62.3 (CH) | |
11 | 211.3 (C) | 209.6 (C) | |||
12 | 2.45 dd (13.5, 11.0); | 50.2 (CH2) | 2.27 m; | 50.7 (CH2) | |
2.26 dd (13.5, 2.5) | 2.17 dd (14.0, 2.5) | ||||
13 | 0.98 d (7.0) | 23.3 (CH3) | 0.78 d (7.0) | 23.8 (CH3) | |
14 | 5.03 s; 4.90 s | 111.8 (CH2) | 4.97 s; 4.81 s | 111.5 (CH2) | |
15 | 2.35 m | 33.0 (CH) | 2.24 m | 33.5 (CH) | |
16 | 1.07 d (7.0) | 21.3 (CH3) | 1.06 d (7.0) | 21.8 (CH3) | |
17 | 1.02 d (7.0) | 22.5 (CH3) | 0.95 d (7.0) | 23.1 (CH3) | |
18 | 142.9 (C) | 143.9 (C) | |||
19 | 1.72 s | 21.2 (CH3) | 1.66 s | 21.5 (CH3) | |
20 | 4.89 s; 4.79 s | 113.7 (CH2) | 4.85 s; 4.80 s | 114.0 (CH2) |
3. Experimental
3.1. General Procedures
3.2. Animal Material
3.3. Extraction and Separation
3.4. Cytotoxicity Testing
4. Conclusions
Acknowledgements
References
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Cheng, C.-H.; Lin, Y.-S.; Wen, Z.-H.; Su, J.-H. A New Cubitane Diterpenoid from the Soft Coral Sinularia crassa. Molecules 2012, 17, 10072-10078. https://doi.org/10.3390/molecules170910072
Cheng C-H, Lin Y-S, Wen Z-H, Su J-H. A New Cubitane Diterpenoid from the Soft Coral Sinularia crassa. Molecules. 2012; 17(9):10072-10078. https://doi.org/10.3390/molecules170910072
Chicago/Turabian StyleCheng, Ching-Hsiao, Yun-Sheng Lin, Zhi-Hong Wen, and Jui-Hsin Su. 2012. "A New Cubitane Diterpenoid from the Soft Coral Sinularia crassa" Molecules 17, no. 9: 10072-10078. https://doi.org/10.3390/molecules170910072