| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2021-09-11 17:17:38 UTC |
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| Update Date | 2021-09-26 23:12:37 UTC |
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| HMDB ID | HMDB0256728 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | Praeruptorin B |
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| Description | 8,8-dimethyl-10-[(2-methylbut-2-enoyl)oxy]-2-oxo-2H,8H,9H,10H-pyrano[2,3-h]chromen-9-yl 2-methylbut-2-enoate belongs to the class of organic compounds known as angular pyranocoumarins. These are organic compounds containing a pyran (or a hydrogenated derivative) angularly fused to a coumarin moiety. Based on a literature review very few articles have been published on 8,8-dimethyl-10-[(2-methylbut-2-enoyl)oxy]-2-oxo-2H,8H,9H,10H-pyrano[2,3-h]chromen-9-yl 2-methylbut-2-enoate. This compound has been identified in human blood as reported by (PMID: 31557052 ). Praeruptorin b is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Praeruptorin B is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources. |
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| Structure | CC=C(C)C(=O)OC1C(OC(=O)C(C)=CC)C(C)(C)OC2=CC=C3C=CC(=O)OC3=C12 InChI=1S/C24H26O7/c1-7-13(3)22(26)29-20-18-16(11-9-15-10-12-17(25)28-19(15)18)31-24(5,6)21(20)30-23(27)14(4)8-2/h7-12,20-21H,1-6H3 |
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| Synonyms | | Value | Source |
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| 8,8-Dimethyl-10-[(2-methylbut-2-enoyl)oxy]-2-oxo-2H,8H,9H,10H-pyrano[2,3-H]chromen-9-yl 2-methylbut-2-enoic acid | Generator | | Anomalin | MeSH | | Anomalin, (Z,Z)-isomer | MeSH | | Anomalin, (9S-(9alpha(Z),10alpha(Z)))-isomer | MeSH | | Anomalin, (9alpha(e),10alpha(e)) | MeSH |
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| Chemical Formula | C24H26O7 |
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| Average Molecular Weight | 426.465 |
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| Monoisotopic Molecular Weight | 426.167853177 |
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| IUPAC Name | 12,12-dimethyl-14-[(2-methylbut-2-enoyl)oxy]-4-oxo-3,11-dioxatricyclo[8.4.0.0²,⁷]tetradeca-1,5,7,9-tetraen-13-yl 2-methylbut-2-enoate |
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| Traditional Name | 12,12-dimethyl-14-[(2-methylbut-2-enoyl)oxy]-4-oxo-3,11-dioxatricyclo[8.4.0.0²,⁷]tetradeca-1,5,7,9-tetraen-13-yl 2-methylbut-2-enoate |
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| CAS Registry Number | Not Available |
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| SMILES | CC=C(C)C(=O)OC1C(OC(=O)C(C)=CC)C(C)(C)OC2=CC=C3C=CC(=O)OC3=C12 |
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| InChI Identifier | InChI=1S/C24H26O7/c1-7-13(3)22(26)29-20-18-16(11-9-15-10-12-17(25)28-19(15)18)31-24(5,6)21(20)30-23(27)14(4)8-2/h7-12,20-21H,1-6H3 |
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| InChI Key | PNTWXEIQXBRCPS-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as angular pyranocoumarins. These are organic compounds containing a pyran (or a hydrogenated derivative) angularly fused to a coumarin moiety. |
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| Kingdom | Organic compounds |
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| Super Class | Phenylpropanoids and polyketides |
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| Class | Coumarins and derivatives |
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| Sub Class | Pyranocoumarins |
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| Direct Parent | Angular pyranocoumarins |
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| Alternative Parents | |
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| Substituents | - Angular pyranocoumarin
- Pyranochromene
- 2,2-dimethyl-1-benzopyran
- Chromane
- Benzopyran
- 1-benzopyran
- Alkyl aryl ether
- Fatty acid ester
- Pyranone
- Dicarboxylic acid or derivatives
- Pyran
- Fatty acyl
- Benzenoid
- Heteroaromatic compound
- Alpha,beta-unsaturated carboxylic ester
- Enoate ester
- Lactone
- Carboxylic acid ester
- Oxacycle
- Ether
- Carboxylic acid derivative
- Organoheterocyclic compound
- Organic oxide
- Organooxygen compound
- Organic oxygen compound
- Carbonyl group
- 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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| Ontology |
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| Physiological effect | Not Available |
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| Disposition | |
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| Process | Not Available |
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| Role | Not Available |
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| Physical Properties |
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| State | Not Available |
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| Experimental Molecular 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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| Experimental Chromatographic Properties | Not Available |
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| Predicted Molecular Properties | |
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| Predicted Chromatographic Properties | Predicted Collision Cross Sections| Predictor | Adduct Type | CCS Value (Å2) | Reference |
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| DeepCCS | [M-2H]- | 231.381 | 30932474 | | DeepCCS | [M+Na]+ | 206.609 | 30932474 |
Predicted Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022. | 8.71 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 16.6383 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 0.31 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3142.3 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 336.8 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 205.4 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 176.8 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 74.4 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 634.2 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 687.1 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 75.3 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1245.1 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 646.1 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 1623.6 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 401.4 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 415.3 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 230.9 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 233.1 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 8.2 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized |
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