| Record Information |
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| Version | 2.0 |
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| Created at | 2022-09-12 01:10:00 UTC |
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| Updated at | 2022-09-12 01:10:00 UTC |
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| NP-MRD ID | NP0322412 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | (2r)-8-hydroxy-10,15-dimethoxy-4-methyl-5-azapentacyclo[10.5.0.0²,⁵.0⁴,⁶.0⁶,¹¹]heptadeca-1(17),7,10,12,14-pentaene-9,16-dione |
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| Description | Demecolcinone belongs to the class of organic compounds known as tropones. Tropones are compounds containing a tropone ring, which is a cycloheptatrienone ring bearing a ketone group. (2r)-8-hydroxy-10,15-dimethoxy-4-methyl-5-azapentacyclo[10.5.0.0²,⁵.0⁴,⁶.0⁶,¹¹]heptadeca-1(17),7,10,12,14-pentaene-9,16-dione is found in Colchicum szovitsii. (2r)-8-hydroxy-10,15-dimethoxy-4-methyl-5-azapentacyclo[10.5.0.0²,⁵.0⁴,⁶.0⁶,¹¹]heptadeca-1(17),7,10,12,14-pentaene-9,16-dione was first documented in 2005 (PMID: 15730238). Based on a literature review a small amount of articles have been published on demecolcinone (PMID: 19177900) (PMID: 28959419). |
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| Structure | COC1=C2C3=CC=C(OC)C(=O)C=C3[C@H]3CC4(C)N3C24C=C(O)C1=O InChI=1S/C19H17NO5/c1-18-7-11-10-6-12(21)14(24-2)5-4-9(10)15-17(25-3)16(23)13(22)8-19(15,18)20(11)18/h4-6,8,11,22H,7H2,1-3H3/t11-,18?,19?,20?/m1/s1 |
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| Synonyms | Not Available |
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| Chemical Formula | C19H17NO5 |
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| Average Mass | 339.3470 Da |
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| Monoisotopic Mass | 339.11067 Da |
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| IUPAC Name | (2R)-8-hydroxy-10,15-dimethoxy-4-methyl-5-azapentacyclo[10.5.0.0^{2,5}.0^{4,6}.0^{6,11}]heptadeca-1(17),7,10,12,14-pentaene-9,16-dione |
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| Traditional Name | (2R)-8-hydroxy-10,15-dimethoxy-4-methyl-5-azapentacyclo[10.5.0.0^{2,5}.0^{4,6}.0^{6,11}]heptadeca-1(17),7,10,12,14-pentaene-9,16-dione |
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| CAS Registry Number | Not Available |
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| SMILES | COC1=C2C3=CC=C(OC)C(=O)C=C3[C@H]3CC4(C)N3C24C=C(O)C1=O |
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| InChI Identifier | InChI=1S/C19H17NO5/c1-18-7-11-10-6-12(21)14(24-2)5-4-9(10)15-17(25-3)16(23)13(22)8-19(15,18)20(11)18/h4-6,8,11,22H,7H2,1-3H3/t11-,18?,19?,20?/m1/s1 |
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| InChI Key | JHQXILBWKAUJFN-VGENCSJCSA-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 tropones. Tropones are compounds containing a tropone ring, which is a cycloheptatrienone ring bearing a ketone group. |
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| Kingdom | Organic compounds |
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| Super Class | Hydrocarbon derivatives |
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| Class | Tropones |
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| Sub Class | Not Available |
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| Direct Parent | Tropones |
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| Alternative Parents | |
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| Substituents | - Tropone
- Alkyl aryl ether
- Azepine
- Aralkylamine
- Pyrrolidine
- Vinylaziridine
- Azetidine
- Ketone
- Tertiary amine
- Tertiary aliphatic amine
- Cyclic ketone
- Azacycle
- Ether
- Enol
- Aziridine
- Organoheterocyclic compound
- Organic nitrogen compound
- Organooxygen compound
- Organonitrogen compound
- Carbonyl group
- Organic oxygen compound
- Organic oxide
- Amine
- 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 | - Alali FQ, Tahboub YR, Al-Daraysih IS, El-Elimat T: LC-MS and LC-PDA vs. phytochemical analysis of Colchicum brachyphyllum. Pharmazie. 2008 Dec;63(12):860-5. [PubMed:19177900 ]
- Alali FQ, El-Elimat T, Li C, Qandil A, Alkofahi A, Tawaha K, Burgess JP, Nakanishi Y, Kroll DJ, Navarro HA, Falkinham JO 3rd, Wani MC, Oberlies NH: New colchicinoids from a native Jordanian meadow saffron, colchicum brachyphyllum: isolation of the first naturally occurring dextrorotatory colchicinoid. J Nat Prod. 2005 Feb;68(2):173-8. doi: 10.1021/np0496587. [PubMed:15730238 ]
- Chen B, Liu X, Hu YJ, Zhang DM, Deng L, Lu J, Min L, Ye WC, Li CC: Enantioselective total synthesis of (-)-colchicine, (+)-demecolcinone and metacolchicine: determination of the absolute configurations of the latter two alkaloids. Chem Sci. 2017 Jul 1;8(7):4961-4966. doi: 10.1039/c7sc01341h. Epub 2017 May 5. [PubMed:28959419 ]
- LOTUS database [Link]
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