9-Hydroxyfurodysinin-O-ethyl Lactone: A New Sesquiterpene Isolated from the Tropical Marine Sponge Dysidea arenaria
Abstract
:Introduction
Results and Discussion
Atom | δ 1H (ppm) – J (Hz) | δ 13C (ppm) | HMBC | COSY |
---|---|---|---|---|
1 | - | 173.1 | - | - |
2 | 5.81 (s) | 117.1 | 3, 4 | - |
3 | - | 169.4 | - | - |
4 | - | 107.1 | - | - |
5α | 1.42 (d; 13.7) | 38.7 | 5β, 6 | |
5β | 2.35 (dd; 13.7, 3.8) | 38.7 | 5α, 6 | |
6 | 2.81 (m) | 30.3 | 5α, 5β, 7, 11 | |
7 | 5.55 (dd; 5.6, 1.2) | 128.1 | 13 | 6 |
8 | - | 134.5 | - | - |
9 | 3.96 (bt; 4.0) | 68.1 | 13 | 10α, 10β |
10α | 1.35 (ddd; 14.7, 14.7, 4.4) | 27.8 | 9, 10β, 11 | |
10β | 1.77 (dm; 14.7) | 27.8 | 9, 10α, 11 | |
11 | 1.95 (ddd; 14.7, 4.4, 3.7) | 41.7 | 14, 15 | 6, 10α, 10β |
12 | - | 38.0 | - | - |
13 | 1.78 (s) | 20.6 | 7, 8, 9 | |
14 | 1.39 (s) | 25.6 | 1, 11, 12, 15 | |
15 | 1.25 (s) | 25.1 | 1, 11, 12, 14 | |
16a | 3.53 (dq; 8.9, 7.0) | 58.5 | 16b, 17 | |
16b | 3.22 (dq; 8.9, 7.0) | 58.5 | 16a, 17 | |
17 | 1.19 (t; 7.0) | 14.6 | 16 | 16a, 16b |
OH | 1.83 (bd; 1.2) | - |
Conclusions
Experimental
General
Extraction Procedure
Spectral Data
References and Notes
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- Sample Availability: Not available
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Piggott, A.; Karuso, P. 9-Hydroxyfurodysinin-O-ethyl Lactone: A New Sesquiterpene Isolated from the Tropical Marine Sponge Dysidea arenaria. Molecules 2005, 10, 1292-1297. https://doi.org/10.3390/10101292
Piggott A, Karuso P. 9-Hydroxyfurodysinin-O-ethyl Lactone: A New Sesquiterpene Isolated from the Tropical Marine Sponge Dysidea arenaria. Molecules. 2005; 10(10):1292-1297. https://doi.org/10.3390/10101292
Chicago/Turabian StylePiggott, A., and P. Karuso. 2005. "9-Hydroxyfurodysinin-O-ethyl Lactone: A New Sesquiterpene Isolated from the Tropical Marine Sponge Dysidea arenaria" Molecules 10, no. 10: 1292-1297. https://doi.org/10.3390/10101292