| Record Information |
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| Version | 2.0 |
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| Created at | 2022-09-09 09:37:36 UTC |
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| Updated at | 2022-09-09 09:37:37 UTC |
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| NP-MRD ID | NP0282688 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | (4s,4ar,5s,8as)-3,4a,5-trimethyl-8-oxo-4h,5h,6h,7h,8ah,9h-naphtho[2,3-b]furan-4-yl 2-methylpropanoate |
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| Description | Isobutyric acid [(4S)-4,4a,5,6,7,8,8aalpha,9-octahydro-3,4abeta,5beta-trimethyl-8-oxonaphtho[2,3-b]furan]-4beta-yl ester belongs to the class of organic compounds known as eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids. These are sesquiterpenoids with a structure based either on the eremophilane skeleton, its 8,9-seco derivative, or the furoeremophilane skeleton. Eremophilanes have been shown to be derived from eudesmanes by migration of the methyl group at C-10 to C-5. (4s,4ar,5s,8as)-3,4a,5-trimethyl-8-oxo-4h,5h,6h,7h,8ah,9h-naphtho[2,3-b]furan-4-yl 2-methylpropanoate is found in Jacobaea auricula. Based on a literature review very few articles have been published on Isobutyric acid [(4S)-4,4a,5,6,7,8,8aalpha,9-octahydro-3,4abeta,5beta-trimethyl-8-oxonaphtho[2,3-b]furan]-4beta-yl ester. |
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| Structure | CC(C)C(=O)O[C@@H]1C2=C(C[C@@H]3C(=O)CC[C@H](C)[C@@]13C)OC=C2C InChI=1S/C19H26O4/c1-10(2)18(21)23-17-16-11(3)9-22-15(16)8-13-14(20)7-6-12(4)19(13,17)5/h9-10,12-13,17H,6-8H2,1-5H3/t12-,13+,17+,19+/m0/s1 |
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| Synonyms | | Value | Source |
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| Isobutyrate [(4S)-4,4a,5,6,7,8,8aalpha,9-octahydro-3,4abeta,5b-trimethyl-8-oxonaphtho[2,3-b]furan]-4b-yl ester | Generator | | Isobutyrate [(4S)-4,4a,5,6,7,8,8aalpha,9-octahydro-3,4abeta,5beta-trimethyl-8-oxonaphtho[2,3-b]furan]-4beta-yl ester | Generator | | Isobutyrate [(4S)-4,4a,5,6,7,8,8aalpha,9-octahydro-3,4abeta,5β-trimethyl-8-oxonaphtho[2,3-b]furan]-4β-yl ester | Generator | | Isobutyric acid [(4S)-4,4a,5,6,7,8,8aalpha,9-octahydro-3,4abeta,5b-trimethyl-8-oxonaphtho[2,3-b]furan]-4b-yl ester | Generator | | Isobutyric acid [(4S)-4,4a,5,6,7,8,8aalpha,9-octahydro-3,4abeta,5β-trimethyl-8-oxonaphtho[2,3-b]furan]-4β-yl ester | Generator |
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| Chemical Formula | C19H26O4 |
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| Average Mass | 318.4130 Da |
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| Monoisotopic Mass | 318.18311 Da |
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| IUPAC Name | (4S,4aR,5S,8aS)-3,4a,5-trimethyl-8-oxo-4H,4aH,5H,6H,7H,8H,8aH,9H-naphtho[2,3-b]furan-4-yl 2-methylpropanoate |
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| Traditional Name | (4S,4aR,5S,8aS)-3,4a,5-trimethyl-8-oxo-4H,5H,6H,7H,8aH,9H-naphtho[2,3-b]furan-4-yl 2-methylpropanoate |
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| CAS Registry Number | Not Available |
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| SMILES | CC(C)C(=O)O[C@@H]1C2=C(C[C@@H]3C(=O)CC[C@H](C)[C@@]13C)OC=C2C |
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| InChI Identifier | InChI=1S/C19H26O4/c1-10(2)18(21)23-17-16-11(3)9-22-15(16)8-13-14(20)7-6-12(4)19(13,17)5/h9-10,12-13,17H,6-8H2,1-5H3/t12-,13+,17+,19+/m0/s1 |
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| InChI Key | ZPHXKYPRCCFEEM-CKFGLLJZSA-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 eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids. These are sesquiterpenoids with a structure based either on the eremophilane skeleton, its 8,9-seco derivative, or the furoeremophilane skeleton. Eremophilanes have been shown to be derived from eudesmanes by migration of the methyl group at C-10 to C-5. |
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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 | Sesquiterpenoids |
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| Direct Parent | Eremophilane, 8,9-secoeremophilane and furoeremophilane sesquiterpenoids |
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| Alternative Parents | |
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| Substituents | - Furoeremophilane sesquiterpenoid
- Naphthofuran
- Benzofuran
- Furan
- Heteroaromatic compound
- Carboxylic acid ester
- Ketone
- Monocarboxylic acid or derivatives
- Carboxylic acid derivative
- Oxacycle
- Organoheterocyclic compound
- Organooxygen compound
- Hydrocarbon derivative
- Organic oxygen compound
- Organic oxide
- Carbonyl group
- 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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