Two Novel Phenolic Compounds from the Rhizomes of Cyperus rotundus L.
Abstract
:1. Introduction
2. Results and Discussion
Position | 1 | 2 |
---|---|---|
1 | 4.91 (1H, m) | 5.03 (1H, m) |
2 | 1.91–2.03 (2H, m) | 1.87–1.93 (2H, m) |
3 | 3.79 (1H, m) | 3.83 (1H, m) |
4 | 4.09 (1H, d, J = 6.8 Hz) | 4.11 (1H, d, J = 6.7 Hz) |
5 | 7.04 (1H, d, J = 7.8 Hz) | 7.06 (1H, d, J = 7.6 Hz) |
6 | 7.14 (1H, t, J = 7.8 Hz) | 7.16 (1H, t, J = 7.6 Hz) |
7 | 7.15 (1H, t, J = 7.8 Hz) | 7.16 (1H, t, J = 7.6 Hz) |
8 | 7.43 (1H, d, J = 7.8 Hz) | 7.39 (1H, d, J = 7.6 Hz) |
2′ | 6.73 (1H, d, J = 2.0 Hz) | 6.75 (1H, d, J = 2.0 Hz) |
5′ | 6.79 (1H, d, J = 8.0 Hz) | 6.77 (1H, d, J = 8.0 Hz) |
6′ | 6.68 (1H, dd, J = 8.0, 2.0 Hz) | 6.65 (1H, dd, J = 8.0, 2.0 Hz) |
OCH3 | 3.31 (3H, s) | - |
Position | 1 | 2 | Position | 1 | 2 |
---|---|---|---|---|---|
1 | 74.1 | 65.8 | 10 | 137.9 | 138.1 |
2 | 38.1 | 37.9 | 1′ | 134.8 | 134.8 |
3 | 66.3 | 66.1 | 2′ | 116.3 | 116.3 |
4 | 49.8 | 49.7 | 3′ | 145.6 | 145.7 |
5 | 128.9 | 128.9 | 4′ | 143.1 | 143.1 |
6 | 127.6 | 127.4 | 5′ | 116.0 | 115.8 |
7 | 125.4 | 125.3 | 6′ | 122.4 | 122.6 |
8 | 126.9 | 126.5 | OMe | 57.3 | - |
9 | 139.1 | 139.4 |
3. Experimental
3.1. General
3.2. Plant Material
3.3. Extraction and Isolation
3.4. Characterization of Methoxycyperotundol (1)
3.5. Characterization of Cyperotundol (2)
4. Conclusions
Acknowledgements
References
- Oladipupo, A.L.; Adebola, O.O. Chemical composition of the essential oils of Cyperus rotundus L. from south Africa. Molecules 2009, 14, 2909–2917. [Google Scholar] [CrossRef]
- Zhou, Z.L.; Liu, Y.H. Study on antidpressant effect and mechanism by Cyperus rotundus extracts. Chin. J. Exp. Tradit. Med. Formulae 2012, 7, 191–193. [Google Scholar]
- Raut, N.A.; Gaikwad, N.J. Antidiabetic activity of hydro-ethanolic extract of Cyperus rotundus in alloxan induced diabetes in rats. Fitoterapia 2006, 77, 585–588. [Google Scholar] [CrossRef]
- Sayed, H.M.; Mohamed, M.H.; Farag, S.F.; Mohamed, G.A.; Omobuwajo, O.R.M.; Proksch, P. Fructose-amino acid conjugate and other constituents from Cyperus rotundus L. Nat. Prod. Res. 2008, 17, 343–350. [Google Scholar]
- Jeong, S.J.; Miyamoto, T.; Inagaki, M.; Kim, Y.C.; Higuchi, R. Rotundines A-C, three novel sesquiterpene alkaloids from Cyperus rotundus. J. Nat. Prod. 2000, 63, 673–675. [Google Scholar] [CrossRef]
- Morimoto, M.; Komai, K. Plant growth inhibitors: Patchoulane-type sesquiterpenes from Cyperus rotundus L. Weed Biol. Manag. 2005, 5, 203–209. [Google Scholar] [CrossRef]
- Zhou, Z.L.; Fu, C.Y. A new flavanone and other constituents from the rhizomes of Cyperus rotundus L. and their antioxidative activities. Chem. Nat. Comp. 2012, 6, 1–3. [Google Scholar]
- Sayed, H.M.; Mohamed, M.H.; Farag, S.F.; Mohamed, G.A.; Proksch, P. A new steroid glycoside and furochromones from Cyperus rotundus L. Nat. Prod. Res. 2007, 21, 4343–4350. [Google Scholar]
- Li, L.Y.; Li, X.; Shi, C.; Deng, Z.W.; Fu, H.Z.; Proksch, P.; Lin, W.H. Pongamone A-E, five flavonoids from the stems of a mangrove plant, Pongamia pinnata. Phytochemistry 2006, 67, 1347–1352. [Google Scholar]
- Benavides, A.; Bassarello, C.; Montoro, P.; Vilegas, W.; Piacente, S.; Pizza, C. Flavonoids and isoflavonoids from Gynerium sagittatum. Phytochemistry 2007, 68, 1277–1284. [Google Scholar] [CrossRef]
- Xu, Y.; Zhang, H.W.; Yu, C.Y.; Lu, Y.; Chang, Y.; Zou, Z.M. Norcyperone, a novel skeleton norsesquiterpene from Cyperus rotundus L. Molecules 2008, 13, 2474–2481. [Google Scholar] [CrossRef]
- Sample Availability: Samples of all the isolated compounds are available, please contact the corresponding author.
© 2012 by the authors; licensee MDPI, Basel, Switzerland. This article is an open-access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).
Share and Cite
Zhou, Z.; Yin, W. Two Novel Phenolic Compounds from the Rhizomes of Cyperus rotundus L.. Molecules 2012, 17, 12636-12641. https://doi.org/10.3390/molecules171112636
Zhou Z, Yin W. Two Novel Phenolic Compounds from the Rhizomes of Cyperus rotundus L.. Molecules. 2012; 17(11):12636-12641. https://doi.org/10.3390/molecules171112636
Chicago/Turabian StyleZhou, Zhongliu, and Wenqing Yin. 2012. "Two Novel Phenolic Compounds from the Rhizomes of Cyperus rotundus L." Molecules 17, no. 11: 12636-12641. https://doi.org/10.3390/molecules171112636