| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2013-01-09 12:11:21 UTC |
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| Update Date | 2023-02-21 17:29:14 UTC |
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| HMDB ID | HMDB0059713 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 3-Methoxysalicylic acid |
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| Description | 3-Methoxysalicylic acid, also known as O-vanillic acid or O-vanillate, belongs to the class of organic compounds known as m-methoxybenzoic acids and derivatives. These are benzoic acids in which the hydrogen atom at position 3 of the benzene ring is replaced by a methoxy group. 3-Methoxysalicylic acid is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, 3-Methoxysalicylic acid has been detected, but not quantified in, evening primroses. This could make 3-methoxysalicylic acid a potential biomarker for the consumption of these foods. 3-Methoxysalicylic acid (CAS Number 877-22-5) is a beige fine crystalline powder. |
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| Structure | InChI=1S/C8H8O4/c1-12-6-4-2-3-5(7(6)9)8(10)11/h2-4,9H,1H3,(H,10,11) |
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| Synonyms | | Value | Source |
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| O-Vanillic acid | ChEBI | | O-Vanillate | Generator | | 3-Methoxysalicylate | Generator | | 2-Hydroxy-3-methoxybenzoic acid | HMDB | | 2-Hydroxy-3-methoxybenzoate | Generator |
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| Chemical Formula | C8H8O4 |
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| Average Molecular Weight | 168.1467 |
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| Monoisotopic Molecular Weight | 168.042258744 |
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| IUPAC Name | 2-hydroxy-3-methoxybenzoic acid |
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| Traditional Name | 3-methoxysalicyclic acid |
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| CAS Registry Number | 877-22-5 |
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| SMILES | COC1=CC=CC(C(O)=O)=C1O |
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| InChI Identifier | InChI=1S/C8H8O4/c1-12-6-4-2-3-5(7(6)9)8(10)11/h2-4,9H,1H3,(H,10,11) |
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| InChI Key | AUZQQIPZESHNMG-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as m-methoxybenzoic acids and derivatives. These are benzoic acids in which the hydrogen atom at position 3 of the benzene ring is replaced by a methoxy group. |
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| Kingdom | Organic compounds |
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| Super Class | Benzenoids |
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| Class | Benzene and substituted derivatives |
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| Sub Class | Benzoic acids and derivatives |
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| Direct Parent | M-methoxybenzoic acids and derivatives |
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| Alternative Parents | |
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| Substituents | - M-methoxybenzoic acid or derivatives
- Salicylic acid
- Salicylic acid or derivatives
- Hydroxybenzoic acid
- Methoxyphenol
- Benzoic acid
- Phenoxy compound
- Anisole
- Methoxybenzene
- Phenol ether
- Benzoyl
- 1-hydroxy-4-unsubstituted benzenoid
- Alkyl aryl ether
- Phenol
- Vinylogous acid
- Carboxylic acid derivative
- Carboxylic acid
- Ether
- Monocarboxylic acid or derivatives
- Organooxygen compound
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Aromatic homomonocyclic compound
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| Molecular Framework | Aromatic homomonocyclic compounds |
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| External Descriptors | |
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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 | 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 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. Predicted by Afia on May 17, 2022. | 3.6 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 10.3492 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 0.43 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1365.6 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 330.5 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 109.2 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 196.8 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 91.5 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 393.3 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 | 475.3 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 120.7 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 828.8 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 330.8 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 | 1007.3 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 251.9 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 359.9 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 502.3 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 229.7 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 | 160.6 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 3-Methoxysalicylic acid,1TMS,isomer #1 | COC1=CC=CC(C(=O)O[Si](C)(C)C)=C1O | 1582.6 | Semi standard non polar | 33892256 | | 3-Methoxysalicylic acid,1TMS,isomer #2 | COC1=CC=CC(C(=O)O)=C1O[Si](C)(C)C | 1668.1 | Semi standard non polar | 33892256 | | 3-Methoxysalicylic acid,2TMS,isomer #1 | COC1=CC=CC(C(=O)O[Si](C)(C)C)=C1O[Si](C)(C)C | 1702.6 | Semi standard non polar | 33892256 | | 3-Methoxysalicylic acid,1TBDMS,isomer #1 | COC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1O | 1842.2 | Semi standard non polar | 33892256 | | 3-Methoxysalicylic acid,1TBDMS,isomer #2 | COC1=CC=CC(C(=O)O)=C1O[Si](C)(C)C(C)(C)C | 1922.3 | Semi standard non polar | 33892256 | | 3-Methoxysalicylic acid,2TBDMS,isomer #1 | COC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1O[Si](C)(C)C(C)(C)C | 2173.7 | 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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| Experimental GC-MS | GC-MS Spectrum - 3-Methoxysalicylic acid EI-B (Non-derivatized) | splash10-0g4i-0900000000-6c062178ed4c1c680d3e | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 3-Methoxysalicylic acid EI-B (Non-derivatized) | splash10-0g4i-0900000000-6c062178ed4c1c680d3e | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methoxysalicylic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-0g4i-3900000000-5e54c3714d2e7a9befd8 | 2017-09-20 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methoxysalicylic acid GC-MS (2 TMS) - 70eV, Positive | splash10-00di-8390000000-6e3e2e42aa8eabde97c1 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methoxysalicylic acid 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 - 3-Methoxysalicylic acid 10V, Positive-QTOF | splash10-014i-0900000000-85845ccd3d65e6ff7699 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 20V, Positive-QTOF | splash10-0g4i-0900000000-9fd06257f865a7e1a808 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 40V, Positive-QTOF | splash10-0udi-9400000000-1e3b713b8b16d20f91b8 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 10V, Negative-QTOF | splash10-01b9-0900000000-d400f8e246374ba5e1e6 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 20V, Negative-QTOF | splash10-05fr-1900000000-2ce1148fc92ff320e638 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 40V, Negative-QTOF | splash10-0a4i-8900000000-50427ff925d936d3bd89 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 10V, Negative-QTOF | splash10-014j-0900000000-9d84544044106bae91cc | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 20V, Negative-QTOF | splash10-0a4i-0900000000-6bb365242e668fa976d6 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 40V, Negative-QTOF | splash10-0a4i-8900000000-6642ad5d547d72a11d9a | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 10V, Positive-QTOF | splash10-0udi-0900000000-236d9b158189fb128c94 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 20V, Positive-QTOF | splash10-0uk9-3900000000-dee1b1121f73870ebb86 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxysalicylic acid 40V, Positive-QTOF | splash10-0udi-9200000000-fc84b481d6d8383938ce | 2021-09-24 | 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) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum |
IR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M-H]-) | 2023-02-04 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+) | 2023-02-04 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+) | 2023-02-04 | FELIX lab | View Spectrum |
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