| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2012-09-11 17:38:54 UTC |
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| Update Date | 2022-03-07 02:52:41 UTC |
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| HMDB ID | HMDB0030765 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one |
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| Description | (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one, also known as 3-methyl-4,8-dihydroxy-3,4-dihydroisocoumarin or 4,8-dihydroxy-3-methylbenzopyran-1-one, 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 (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Based on a literature review a significant number of articles have been published on (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one. |
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| Structure | CC1OC(=O)C2=C(C=CC=C2O)C1O 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 |
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| Synonyms | | Value | Source |
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| 3-Methyl-4,8-dihydroxy-3,4-dihydroisocoumarin | ChEBI | | 4,8-Dihydroxy-3-methylbenzopyran-1-one | ChEBI | | trans-4-Hydroxymellein | HMDB |
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| Chemical Formula | C10H10O4 |
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| Average Molecular Weight | 194.184 |
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| Monoisotopic Molecular Weight | 194.057908808 |
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| IUPAC Name | 4,8-dihydroxy-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one |
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| Traditional Name | 4,8-dihydroxy-3-methyl-3,4-dihydro-2-benzopyran-1-one |
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| CAS Registry Number | 70287-70-6 |
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| SMILES | CC1OC(=O)C2=C(C=CC=C2O)C1O |
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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 |
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| InChI Key | STSOHAOGZMLWFR-UHFFFAOYSA-N |
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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
- Benzenoid
- Vinylogous acid
- Carboxylic acid ester
- Lactone
- Secondary alcohol
- Carboxylic acid derivative
- Monocarboxylic acid or derivatives
- 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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| 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 | Solid |
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| Experimental Molecular Properties | | Property | Value | Reference |
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| Melting Point | 131 - 132 °C | 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 SectionsPredicted 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. | 4.11 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 10.9012 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.9 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 28.6 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1928.4 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 318.2 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 114.0 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 187.8 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 114.8 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 412.0 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 | 581.9 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 66.9 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 789.9 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 335.4 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 | 1261.5 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 293.9 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 366.5 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 441.2 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 189.6 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 | 103.4 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one,1TMS,isomer #1 | CC1OC(=O)C2=C(O[Si](C)(C)C)C=CC=C2C1O | 1852.4 | Semi standard non polar | 33892256 | | (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one,1TMS,isomer #2 | CC1OC(=O)C2=C(O)C=CC=C2C1O[Si](C)(C)C | 1778.0 | Semi standard non polar | 33892256 | | (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one,2TMS,isomer #1 | CC1OC(=O)C2=C(O[Si](C)(C)C)C=CC=C2C1O[Si](C)(C)C | 1896.8 | Semi standard non polar | 33892256 | | (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one,1TBDMS,isomer #1 | CC1OC(=O)C2=C(O[Si](C)(C)C(C)(C)C)C=CC=C2C1O | 2125.6 | Semi standard non polar | 33892256 | | (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one,1TBDMS,isomer #2 | CC1OC(=O)C2=C(O)C=CC=C2C1O[Si](C)(C)C(C)(C)C | 2028.3 | Semi standard non polar | 33892256 | | (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one,2TBDMS,isomer #1 | CC1OC(=O)C2=C(O[Si](C)(C)C(C)(C)C)C=CC=C2C1O[Si](C)(C)C(C)(C)C | 2354.1 | Semi standard non polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one GC-MS (Non-derivatized) - 70eV, Positive | splash10-00fr-1900000000-69e57eb37055c79e73cb | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one GC-MS (2 TMS) - 70eV, Positive | splash10-00xr-3293000000-8635cb061927f8b4a82e | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 10V, Positive-QTOF | splash10-0002-0900000000-247abc63c019c8e58ad3 | 2015-04-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 20V, Positive-QTOF | splash10-00xs-1900000000-5945a0a89e32deab8750 | 2015-04-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 40V, Positive-QTOF | splash10-0a4l-9400000000-0e6a7a7eb473de988f59 | 2015-04-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 10V, Negative-QTOF | splash10-0006-0900000000-a3fbc26cbb345095b7bc | 2015-04-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 20V, Negative-QTOF | splash10-0006-6900000000-478d164ae727a8f8afda | 2015-04-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 40V, Negative-QTOF | splash10-05tf-9700000000-dc24a24e8fc2837f382e | 2015-04-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 10V, Positive-QTOF | splash10-0002-0900000000-b50e9830bd70ef0d558d | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 20V, Positive-QTOF | splash10-002b-1900000000-fcbb1d0037004dcbacf3 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 40V, Positive-QTOF | splash10-0fkc-5900000000-6ab7cacc2aacb888a4dd | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 10V, Negative-QTOF | splash10-0006-0900000000-5ec464263dc2f8944f10 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 20V, Negative-QTOF | splash10-0006-2900000000-9e715bcacb8c71afcae7 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (-)-trans-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one 40V, Negative-QTOF | splash10-0007-9800000000-9d7c2d86d7118fed509e | 2021-09-25 | Wishart Lab | View Spectrum |
NMR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum |
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