Six New Polyketide Decalin Compounds from Mangrove Endophytic Fungus Penicillium aurantiogriseum 328#
Abstract
:1. Introduction
2. Results and Discussion
1 α | 2 | 3 | 4 | 5 | ||||||
13C | 1H | 13C | 1H | 13C | 1H | 13C | 1H | 13C | 1H | |
1 | 58.0 t | 3.82 m | 57.9 t | 3.80 m | 58.2 t | 3.82 m | 58.4 t | 3.82 m | 61.2 t | 4.08 dd 12.0, 8.0 |
3.87 dt 12.0, 2.8 | ||||||||||
2 | 41.0 t | 2.64 ddd 18.6, 6.6, 4.2 | 41.0 t overlapped | 2.68 ddd 18.4, 6.0, 4.8 | 40.9 t | 2.66 q 4.4 | 44.1 t | 3.11 ddd 18.8, 6.4, 3.6 | 39.5 t | 2.79 ddd 14.0, 12.8, 8.0 |
2.63 ddd 18.6, 6.6, 4.2 | 2.61 ddd 18.4, 6.0, 4.8 | 2.67 ddd 18.8, 6.4, 3.6 | 2.19 ddd 14.0, 12.8, 8.0 | |||||||
3 | 215.4 s | 215.6 s | 215.8 s | 216.1 s | 212.6 s | |||||
4 | 52.3 s | 52.3 s | 52.4 s | 57.2 s | 57.1 s | |||||
5 | 45.3 d | 1.66 m | 39.0 d | 1.59 m | 38.7 d | 1.58 m | 43.3 d | 1.78 m | 43.0 d | 2.23 m |
6 | 26.8 t | 1.54 m | 26.7 t | 1.68 m | 23.0 t | 1.53 m | 23.1 t | 1.42 m | 25.8 t | 1.14 m |
0.91 m | 0.91 m | 1.26 m | 1.31 m | |||||||
7 | 33.5 t | 1.16 m, | 29.8 t | 1.80 m | 45.8 t | 1.71 m | 39.5 t | 1.67 m | 29.6 t | 1.83 m |
1.71 m | 1.08 m | 1.27 m | 1.50 m | 1.02 m | ||||||
8 | 41.0 d | 1.36 m | 41.0 d overlapped | 1.58 m | 70.2 s | 70.1 s | 40.8 d | 1.62 m | ||
9 | 79.3 d | 2.89 t 9.6 | 36.3 t | 1.84 m | 39.7 t | 1.65 m | 45.3 t | 1.74 m | 35.4 t | 1.94 m |
0.86 m | 1.53 m | 1.25 m | 1.03 m | |||||||
10 | 36.6 d | 1.67 m | 37.9 d | 1.69 m | 33.6 d | 2.13 m | 33.7 d | 2.24 tt 11.8, 2.8 | 37.4 d | 1.82 m |
11 | 125.0 d | 5.91 d 10.6 | 129.6 d | 5.32 d 10.0 | 129.6 d | 5.32 d 9.6 | 131.0 d | 5.34, s | 134.3 d | 5.66 dd 9.6, 1.2 |
12 | 130.6 d | 5.58 ddd 10.6, 4.8, 2.4 | 129.7 d | 5.45 ddd 10.0, 4.8, 2.4 | 130.0 d | 5.52 ddd 9.6, 4.8, 2.8 | 133.6 d | 5.34, s | 130.6 d | 5.52 dd 9.6, 2.8 |
13 | 39.5 d | 2.01 m | 39.9 d | 2.06 m | 40.0 d | 2.09 m | 74.0 s | 78.5 s | ||
14 | 18.6 q | 0.75 d 8.4 | 18.7 q | 0.72 d 7.2 | 18.8 q | 0.75 d 7.2 | 27.5 q | 1.13 s | 20.5 q | 1.18 s |
15 | 17.5 q | 1.19 s | 17.4 q | 1.17 s | 17.7 q | 1.22 s | 12.1 q | 1.33 s | 11.2 q | 0.88 s |
16 | 18.7 q | 1.00 d 9.6 | 68.3 t | 3.44 dd 10.8, 6.4 | 31.8 q | 1.22 s | 31.8 q | 1.25 s | 68.3 t | 3.48 m |
3.41 dd 10.8, 6.4 |
Key Atoms | NOE Correlation | Main 3D Conformers | ||
---|---|---|---|---|
Me-aaa-Cis | Me-eee-Cis | Me-eea-Trans | ||
Distance (Å) | Distance(Å) | Distance(Å) | ||
CH3-14 | H-5 | 3.347715 | 4.256464 | 3.471439 |
CH3-15 | H-10 | 3.608014 | 2.503497 | 1.862233 |
CH3-16 | H-10 | 2.310649 | 5.322337 | 1.826166 |
CH3-14 | H-2 | 5.109479 | 4.964076 | 2.470492 |
CH-5 | H-10 | 2.265362 | 2.503497 | 3.087856 |
3. Experimental Section
3.1. General Experimental Procedures
3.2. Fungal Material
3.3. Fermentation, Extraction and Isolation
3.4. Spectral Data
3.5. Computational Analyses
3.6. Esterification Procedure
3.7. Inhibition of Aldose Reductase
4. Conclusions
Supplementary Files
Supplementary File 1Acknowledgments
Author Contributions
Conflicts of Interest
References
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Ma, Y.; Li, J.; Huang, M.; Liu, L.; Wang, J.; Lin, Y. Six New Polyketide Decalin Compounds from Mangrove Endophytic Fungus Penicillium aurantiogriseum 328#. Mar. Drugs 2015, 13, 6306-6318. https://doi.org/10.3390/md13106306
Ma Y, Li J, Huang M, Liu L, Wang J, Lin Y. Six New Polyketide Decalin Compounds from Mangrove Endophytic Fungus Penicillium aurantiogriseum 328#. Marine Drugs. 2015; 13(10):6306-6318. https://doi.org/10.3390/md13106306
Chicago/Turabian StyleMa, Yanhong, Jing Li, Meixiang Huang, Lan Liu, Jun Wang, and Yongcheng Lin. 2015. "Six New Polyketide Decalin Compounds from Mangrove Endophytic Fungus Penicillium aurantiogriseum 328#" Marine Drugs 13, no. 10: 6306-6318. https://doi.org/10.3390/md13106306
APA StyleMa, Y., Li, J., Huang, M., Liu, L., Wang, J., & Lin, Y. (2015). Six New Polyketide Decalin Compounds from Mangrove Endophytic Fungus Penicillium aurantiogriseum 328#. Marine Drugs, 13(10), 6306-6318. https://doi.org/10.3390/md13106306