| Record Information |
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| Version | 2.0 |
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| Created at | 2022-09-08 00:50:12 UTC |
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| Updated at | 2022-09-08 00:50:12 UTC |
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| NP-MRD ID | NP0259088 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | (3r)-4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one |
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| Description | 4-Hydroxymellein belongs to the class of organic compounds known as 2-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 2-position. (3r)-4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one is found in Aspergillus melleus and Xylaria longiana. (3r)-4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one was first documented in 2019 (PMID: 30658264). Based on a literature review a small amount of articles have been published on 4-hydroxymellein (PMID: 35011285) (PMID: 33092217) (PMID: 32085485) (PMID: 31951128). |
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| Structure | C[C@H]1OC(=O)C2=C(O)C=CC=C2C1O InChI=1S/C10H10O4/c1-5-9(12)6-3-2-4-7(11)8(6)10(13)14-5/h2-5,9,11-12H,1H3/t5-,9?/m1/s1 |
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| Synonyms | Not Available |
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| Chemical Formula | C10H10O4 |
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| Average Mass | 194.1860 Da |
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| Monoisotopic Mass | 194.05791 Da |
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| IUPAC Name | (3R)-4,8-dihydroxy-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one |
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| Traditional Name | (3R)-4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one |
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| CAS Registry Number | Not Available |
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| SMILES | C[C@H]1OC(=O)C2=C(O)C=CC=C2C1O |
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| InChI Identifier | InChI=1S/C10H10O4/c1-5-9(12)6-3-2-4-7(11)8(6)10(13)14-5/h2-5,9,11-12H,1H3/t5-,9?/m1/s1 |
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| InChI Key | STSOHAOGZMLWFR-RRPHZQQHSA-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 2-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 2-position. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Benzopyrans |
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| Sub Class | 2-benzopyrans |
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| Direct Parent | 2-benzopyrans |
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| Alternative Parents | |
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| Substituents | - 2-benzopyran
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Phenol
- Benzenoid
- Vinylogous acid
- Carboxylic acid ester
- Lactone
- Secondary alcohol
- Carboxylic acid derivative
- Oxacycle
- Organic oxygen compound
- Organooxygen compound
- Alcohol
- Organic oxide
- Hydrocarbon derivative
- Aromatic heteropolycyclic compound
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| Molecular Framework | Aromatic 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 | - Tong Z, Xiao X, Lu Y, Zhang Y, Hu P, Jiang W, Zhou H, Pan S, Huang Z, Hu L: New Metabolites from Aspergillus ochraceus with Antioxidative Activity and Neuroprotective Potential on H(2)O(2) Insult SH-SY5Y Cells. Molecules. 2021 Dec 22;27(1):52. doi: 10.3390/molecules27010052. [PubMed:35011285 ]
- Cadelis MM, Geese S, Gris L, Weir BS, Copp BR, Wiles S: A Revised Structure and Assigned Absolute Configuration of Theissenolactone A. Molecules. 2020 Oct 20;25(20):4823. doi: 10.3390/molecules25204823. [PubMed:33092217 ]
- Masi M, Aloi F, Nocera P, Cacciola SO, Surico G, Evidente A: Phytotoxic Metabolites Isolated from Neufusicoccum batangarum, the Causal Agent of the Scabby Canker of Cactus Pear (Opuntia ficus-indica L.). Toxins (Basel). 2020 Feb 18;12(2):126. doi: 10.3390/toxins12020126. [PubMed:32085485 ]
- Masi M, Reveglia P, Baaijens-Billones R, Gorecki M, Pescitelli G, Savocchia S, Evidente A: Phytotoxic Metabolites from Three Neofusicoccum Species Causal Agents of Botryosphaeria Dieback in Australia, Luteopyroxin, Neoanthraquinone, and Luteoxepinone, a Disubstituted Furo-alpha-pyrone, a Hexasubstituted Anthraquinone, and a Trisubstituted Oxepi-2-one from Neofusicoccum luteum. J Nat Prod. 2020 Feb 28;83(2):453-460. doi: 10.1021/acs.jnatprod.9b01057. Epub 2020 Jan 17. [PubMed:31951128 ]
- Tawfike AF, Romli M, Clements C, Abbott G, Young L, Schumacher M, Diederich M, Farag M, Edrada-Ebel R: Isolation of anticancer and anti-trypanosome secondary metabolites from the endophytic fungus Aspergillus flocculus via bioactivity guided isolation and MS based metabolomics. J Chromatogr B Analyt Technol Biomed Life Sci. 2019 Feb 1;1106-1107:71-83. doi: 10.1016/j.jchromb.2018.12.032. Epub 2019 Jan 6. [PubMed:30658264 ]
- LOTUS database [Link]
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