| Record Information |
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| Version | 2.0 |
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| Created at | 2022-03-17 20:08:08 UTC |
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| Updated at | 2022-03-17 20:08:08 UTC |
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| NP-MRD ID | NP0046574 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | Linonin |
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| Description | Linonin, also known as evodin or citrolimonin, belongs to the class of organic compounds known as limonoids. These are highly oxygenated, modified terpenoids with a prototypical structure either containing or derived from a precursor with a 4,4,8-trimethyl-17-furanylsteroid skeleton. All naturally occurring citrus limonoids contain a furan ring attached to the D-ring, at C-17, as well as oxygen containing functional groups at C-3, C-4, C-7, C-16 and C-17. Linonin is found in Atractylodes chinensis , Azadiractia indica, Citrus aurantium , Citrus bergania, Citrus depressa, Citrus hanaju, Citrus cavaleriei, Citrus junos , Citrus macrophylla, Citrus grandis , Citrus medica, Citrus reticulata , Citrus sinensis, Citrus sphaerocarpa, Citrus spp, Citrus spp., Citrus sudachi , Citrus sudachii, Citrus tamurana, Citrus tamurana Hort. , Citrus trifoliata, Citrus unshiu, Citrus unshiu Markovich , Clausena anisata, Coptis chinensis , Coptis deltoidea , Coptis teeta , Dictamnus albus, Dictamnus angustifolius, Dictamnus dasycarpus , Dictamnus radicis Cortex, Tetradium glabrifolium, Tetradium daniellii, Euodia rutaecarpa, Fagaropsis glabra, Flacourtia jangomas, Glycosmis parva, Limonia acidissima, Melia toosendan , Murraya paniculata, Oricia suaveolens, Phellodendron amurense, Phellodendron amurense var.wilsonii , Phellodendron chinense , Raulinoa echinata, Samadera bidwillii, Skimmia japonica, Tetradium trichotomum, Vepris louisii and Vepris suaveolens. Linonin is an extremely weak basic (essentially neutral) compound (based on its pKa). |
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| Structure | CC1(C)O[C@H]2CC(=O)OC[C@@]22[C@H]1CC(=O)[C@]1(C)[C@@H]2CC[C@@]2(C)[C@@H](OC(=O)[C@H]3O[C@@]123)C1=COC=C1 InChI=1S/C26H30O8/c1-22(2)15-9-16(27)24(4)14(25(15)12-31-18(28)10-17(25)33-22)5-7-23(3)19(13-6-8-30-11-13)32-21(29)20-26(23,24)34-20/h6,8,11,14-15,17,19-20H,5,7,9-10,12H2,1-4H3/t14-,15-,17-,19-,20+,23-,24-,25+,26+/m0/s1 |
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| Synonyms | | Value | Source |
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| 7,16-Dioxo-7,16-dideoxylimondiol | ChEBI | | Citrolimonin | ChEBI | | Dictamnolactone | ChEBI | | Evodia fruit | ChEBI | | Evodin | ChEBI | | Limonoate D-ring-lactone | ChEBI | | Limonoic acid 3,19:16,17-dilactone | ChEBI | | Limonoic acid, di-delta-lactone | ChEBI | | Obaculactone | ChEBI | | Limonoic acid D-ring-lactone | Generator | | Limonoate 3,19:16,17-dilactone | Generator | | Limonoate, di-delta-lactone | Generator | | Limonoate, di-δ-lactone | Generator | | Limonoic acid, di-δ-lactone | Generator |
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| Chemical Formula | C26H30O8 |
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| Average Mass | 470.5180 Da |
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| Monoisotopic Mass | 470.19407 Da |
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| IUPAC Name | (1R,2R,7S,10R,13R,14R,16S,19R,20S)-19-(furan-3-yl)-9,9,13,20-tetramethyl-4,8,15,18-tetraoxahexacyclo[11.9.0.0²,⁷.0²,¹⁰.0¹⁴,¹⁶.0¹⁴,²⁰]docosane-5,12,17-trione |
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| Traditional Name | limonin |
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| CAS Registry Number | 1180-71-8 |
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| SMILES | CC1(C)O[C@H]2CC(=O)OC[C@@]22[C@H]1CC(=O)[C@]1(C)[C@@H]2CC[C@@]2(C)[C@@H](OC(=O)[C@H]3O[C@@]123)C1=COC=C1 |
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| InChI Identifier | InChI=1S/C26H30O8/c1-22(2)15-9-16(27)24(4)14(25(15)12-31-18(28)10-17(25)33-22)5-7-23(3)19(13-6-8-30-11-13)32-21(29)20-26(23,24)34-20/h6,8,11,14-15,17,19-20H,5,7,9-10,12H2,1-4H3/t14-,15-,17-,19-,20+,23-,24-,25+,26+/m0/s1 |
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| InChI Key | KBDSLGBFQAGHBE-MSGMIQHVSA-N |
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| Experimental Spectra |
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| Not Available | | Predicted Spectra |
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| Not Available | | 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 limonoids. These are highly oxygenated, modified terpenoids with a prototypical structure either containing or derived from a precursor with a 4,4,8-trimethyl-17-furanylsteroid skeleton. All naturally occurring citrus limonoids contain a furan ring attached to the D-ring, at C-17, as well as oxygen containing functional groups at C-3, C-4, C-7, C-16 and C-17. |
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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 | Triterpenoids |
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| Direct Parent | Limonoids |
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| Alternative Parents | |
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| Substituents | - Limonoid skeleton
- Steroid lactone
- 11-oxosteroid
- Oxosteroid
- 2-oxosteroid
- Steroid
- Naphthopyran
- Naphthalene
- Delta valerolactone
- Dioxepane
- 1,4-dioxepane
- Delta_valerolactone
- Pyran
- Oxane
- Dicarboxylic acid or derivatives
- Tetrahydrofuran
- Heteroaromatic compound
- Furan
- Carboxylic acid ester
- Lactone
- Ketone
- Organoheterocyclic compound
- Carboxylic acid derivative
- Oxacycle
- Dialkyl ether
- Oxirane
- Ether
- Organooxygen compound
- Organic oxide
- Carbonyl group
- Hydrocarbon derivative
- Organic oxygen compound
- Aromatic heteropolycyclic compound
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| Molecular Framework | Aromatic heteropolycyclic compounds |
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| External Descriptors | |
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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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