| Record Information |
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| Version | 2.0 |
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| Created at | 2022-09-03 21:11:51 UTC |
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| Updated at | 2022-09-03 21:11:51 UTC |
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| NP-MRD ID | NP0182491 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | (3as,4r,6r,7s,7as)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-tetrahydro-3ah-1-benzofuran-2-one |
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| Description | Dehydromelitensin belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. (3as,4r,6r,7s,7as)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-tetrahydro-3ah-1-benzofuran-2-one is found in Centaurea aegialophila, Centaurea aspera, Centaurea castellana, Centaurea cineraria, Centaurea cuneifolia, Centaurea napifolia, Onopordum acaulon and Onopordum nervosum. (3as,4r,6r,7s,7as)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-tetrahydro-3ah-1-benzofuran-2-one was first documented in 2012 (PMID: 23074887). Based on a literature review a small amount of articles have been published on Dehydromelitensin (PMID: 29552061) (PMID: 28693338) (PMID: 25146768) (PMID: 22334063). |
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| Structure | C[C@@]1(C[C@@H](O)[C@H]2[C@@H](OC(=O)C2=C)[C@@H]1C(=C)CO)C=C InChI=1S/C15H20O4/c1-5-15(4)6-10(17)11-9(3)14(18)19-13(11)12(15)8(2)7-16/h5,10-13,16-17H,1-3,6-7H2,4H3/t10-,11+,12+,13-,15+/m1/s1 |
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| Synonyms | Not Available |
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| Chemical Formula | C15H20O4 |
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| Average Mass | 264.3210 Da |
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| Monoisotopic Mass | 264.13616 Da |
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| IUPAC Name | (3aS,4R,6R,7S,7aS)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-octahydro-1-benzofuran-2-one |
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| Traditional Name | (3aS,4R,6R,7S,7aS)-6-ethenyl-4-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-6-methyl-3-methylidene-tetrahydro-3aH-1-benzofuran-2-one |
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| CAS Registry Number | Not Available |
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| SMILES | C[C@@]1(C[C@@H](O)[C@H]2[C@@H](OC(=O)C2=C)[C@@H]1C(=C)CO)C=C |
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| InChI Identifier | InChI=1S/C15H20O4/c1-5-15(4)6-10(17)11-9(3)14(18)19-13(11)12(15)8(2)7-16/h5,10-13,16-17H,1-3,6-7H2,4H3/t10-,11+,12+,13-,15+/m1/s1 |
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| InChI Key | GQBRDBUFLQZZBP-KDBYPZKRSA-N |
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| Experimental Spectra |
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| Not Available | | Predicted Spectra |
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| | Spectrum Type | Description | Depositor ID | Depositor Organization | Depositor | Deposition Date | View |
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| 1D NMR | 13C NMR Spectrum (1D, 25 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 252 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 50 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 75 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 101 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 126 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 151 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 176 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 226 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| | Chemical Shift Submissions |
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| Not Available | | Species |
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| Species of Origin | |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Prenol lipids |
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| Sub Class | Diterpenoids |
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| Direct Parent | Diterpenoids |
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| Alternative Parents | |
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| Substituents | - Diterpenoid
- Elemanolide-skeleton
- Benzofuran
- Gamma butyrolactone
- Alpha,beta-unsaturated carboxylic ester
- Enoate ester
- Tetrahydrofuran
- Cyclic alcohol
- Secondary alcohol
- Lactone
- Carboxylic acid ester
- Oxacycle
- Organoheterocyclic compound
- Monocarboxylic acid or derivatives
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Primary alcohol
- Organooxygen compound
- Carbonyl group
- Alcohol
- Aliphatic heteropolycyclic compound
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| Molecular Framework | Aliphatic heteropolycyclic compounds |
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| External Descriptors | Not Available |
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| Physical Properties |
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| State | Not Available |
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| Experimental Properties | | Property | Value | Reference |
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| Melting Point | Not Available | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | Not Available | Not Available | | LogP | Not Available | Not Available |
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| Predicted Properties | |
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| General References | - Njeh F, Mhalla D, Hammouda IB, Trigui M, Mezghani-Jarraya R: Antibacterial Activity of Onopordum Espinae: Identification of Hispidulin and Dehydromelitensin-8-(4ꞌ-Hydroxy-Methacrylate). Iran J Pharm Res. 2017 Fall;16(4):1531-1537. [PubMed:29552061 ]
- Bordignon A, Frederich M, Ledoux A, Campos PE, Clerc P, Hermann T, Quetin-Leclercq J, Cieckiewicz E: In vitro antiplasmodial and cytotoxic activities of sesquiterpene lactones from Vernonia fimbrillifera Less. (Asteraceae). Nat Prod Res. 2018 Jun;32(12):1463-1466. doi: 10.1080/14786419.2017.1350665. Epub 2017 Jul 10. [PubMed:28693338 ]
- Watanabe Y, Novaes P, Varela RM, Molinillo JM, Kato-Noguchi H, Macias FA: Phytotoxic potential of Onopordum acanthium L. (Asteraceae). Chem Biodivers. 2014 Aug;11(8):1247-55. doi: 10.1002/cbdv.201400070. [PubMed:25146768 ]
- Rosselli S, Maggio AM, Canzoneri M, Simmonds MS, Bruno M: Sesquiterpenes from Onopordum illyricum and their antifeedant activity. Nat Prod Commun. 2012 Sep;7(9):1131-2. [PubMed:23074887 ]
- Machado FB, Yamamoto RE, Zanoli K, Nocchi SR, Novello CR, Schuquel IT, Sakuragui CM, Luftmann H, Ueda-Nakamura T, Nakamura CV, de Mello JC: Evaluation of the antiproliferative activity of the leaves from Arctium lappa by a bioassay-guided fractionation. Molecules. 2012 Feb 14;17(2):1852-9. doi: 10.3390/molecules17021852. [PubMed:22334063 ]
- LOTUS database [Link]
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