Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2006-08-13 10:08:18 UTC |
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Update Date | 2023-02-21 17:16:52 UTC |
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HMDB ID | HMDB0004061 |
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Secondary Accession Numbers | - HMDB0006776
- HMDB04061
- HMDB06776
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Metabolite Identification |
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Common Name | 3-Methoxy-4-hydroxyphenylglycolaldehyde |
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Description | 3-Methoxy-4-hydroxyphenylglycolaldehyde, also known as 4-hydroxy-3-methoxy mandelaldehyde, belongs to the class of organic compounds known as methoxyphenols. Methoxyphenols are compounds containing a methoxy group attached to the benzene ring of a phenol moiety. 3-Methoxy-4-hydroxyphenylglycolaldehyde is an extremely weak basic (essentially neutral) compound (based on its pKa). 3-Methoxy-4-hydroxyphenylglycolaldehyde is the monoamine oxidase (MAO) aldehyde metabolite of metanephrine. 3-Methoxy-4-hydroxyphenylglycolaldehyde exists in all living organisms, ranging from bacteria to humans. Within humans, 3-methoxy-4-hydroxyphenylglycolaldehyde participates in a number of enzymatic reactions. In particular, 3-methoxy-4-hydroxyphenylglycolaldehyde can be biosynthesized from normetanephrine; which is mediated by the enzyme amine oxidase [flavin-containing] a. In addition, 3-methoxy-4-hydroxyphenylglycolaldehyde can be biosynthesized from metanephrine through the action of the enzyme amine oxidase [flavin-containing] a. Metanephrine is an O-methylated metabolite formed by catechol-O-methyltransferase (COMT) from epinephrine. In humans, 3-methoxy-4-hydroxyphenylglycolaldehyde is involved in the metabolic disorder called the monoamine oxidase-a deficiency (mao-a) pathway. Outside of the human body, 3-Methoxy-4-hydroxyphenylglycolaldehyde has been detected, but not quantified in, several different foods, such as chervils, kai-lans, calabash, custard apples, and tea. This could make 3-methoxy-4-hydroxyphenylglycolaldehyde a potential biomarker for the consumption of these foods. Catecholamines are substantially increased during stress, exercise or smoking and could result in clinically important platelet activation if their action was not rapidly regulated. Catecholamines play an important role in platelet activation and aggregation, epinephrine being the most potent one. The inhibitory effects of methoxy phenolic derivatives on epinephrine-induced platelet aggregation may possibly be attributed to their free radical scavenging properties. There is substantial evidence to conclude that an internal rapid autoregulation of epinephrine-induced platelet aggregation, caused by its metabolic degradation products, takes place in vivo. |
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Structure | COC1=C(O)C=CC(=C1)C(O)C=O InChI=1S/C9H10O4/c1-13-9-4-6(8(12)5-10)2-3-7(9)11/h2-5,8,11-12H,1H3 |
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Synonyms | Value | Source |
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4-Hydroxy-3-methoxy mandelaldehyde | HMDB | 4-Hydroxy-3-methoxymandelaldehyde | HMDB | 4-Hydroxy-3-methoxyphenylglycolaldehyde | HMDB | a,4-Dihydroxy-3-methoxy-benzeneacetaldehyde | HMDB |
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Chemical Formula | C9H10O4 |
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Average Molecular Weight | 182.1733 |
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Monoisotopic Molecular Weight | 182.057908808 |
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IUPAC Name | 2-hydroxy-2-(4-hydroxy-3-methoxyphenyl)acetaldehyde |
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Traditional Name | 2-hydroxy-2-(4-hydroxy-3-methoxyphenyl)acetaldehyde |
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CAS Registry Number | 17592-23-3 |
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SMILES | COC1=C(O)C=CC(=C1)C(O)C=O |
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InChI Identifier | InChI=1S/C9H10O4/c1-13-9-4-6(8(12)5-10)2-3-7(9)11/h2-5,8,11-12H,1H3 |
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InChI Key | VISAJVAPYPFKCL-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as methoxyphenols. Methoxyphenols are compounds containing a methoxy group attached to the benzene ring of a phenol moiety. |
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Kingdom | Organic compounds |
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Super Class | Benzenoids |
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Class | Phenols |
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Sub Class | Methoxyphenols |
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Direct Parent | Methoxyphenols |
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Alternative Parents | |
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Substituents | - Methoxyphenol
- Phenylacetaldehyde
- Anisole
- Phenoxy compound
- Phenol ether
- Methoxybenzene
- 1-hydroxy-2-unsubstituted benzenoid
- Alkyl aryl ether
- Monocyclic benzene moiety
- Alpha-hydroxyaldehyde
- Secondary alcohol
- Ether
- Aromatic alcohol
- Organooxygen compound
- Aldehyde
- Carbonyl group
- Alcohol
- Hydrocarbon derivative
- Organic oxide
- Organic oxygen compound
- 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 | |
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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 | 0.517 | 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 Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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3-Methoxy-4-hydroxyphenylglycolaldehyde,1TMS,isomer #1 | COC1=CC(C(O)C=O)=CC=C1O[Si](C)(C)C | 1728.2 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,1TMS,isomer #2 | COC1=CC(C(C=O)O[Si](C)(C)C)=CC=C1O | 1748.8 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,1TMS,isomer #3 | COC1=CC(C(O)=CO[Si](C)(C)C)=CC=C1O | 1901.8 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,2TMS,isomer #1 | COC1=CC(C(C=O)O[Si](C)(C)C)=CC=C1O[Si](C)(C)C | 1787.7 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,2TMS,isomer #2 | COC1=CC(C(O)=CO[Si](C)(C)C)=CC=C1O[Si](C)(C)C | 1936.9 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,2TMS,isomer #3 | COC1=CC(C(=CO[Si](C)(C)C)O[Si](C)(C)C)=CC=C1O | 1995.0 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,3TMS,isomer #1 | COC1=CC(C(=CO[Si](C)(C)C)O[Si](C)(C)C)=CC=C1O[Si](C)(C)C | 2022.3 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,3TMS,isomer #1 | COC1=CC(C(=CO[Si](C)(C)C)O[Si](C)(C)C)=CC=C1O[Si](C)(C)C | 1965.8 | Standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,3TMS,isomer #1 | COC1=CC(C(=CO[Si](C)(C)C)O[Si](C)(C)C)=CC=C1O[Si](C)(C)C | 2133.8 | Standard polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,1TBDMS,isomer #1 | COC1=CC(C(O)C=O)=CC=C1O[Si](C)(C)C(C)(C)C | 1978.9 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,1TBDMS,isomer #2 | COC1=CC(C(C=O)O[Si](C)(C)C(C)(C)C)=CC=C1O | 2001.6 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,1TBDMS,isomer #3 | COC1=CC(C(O)=CO[Si](C)(C)C(C)(C)C)=CC=C1O | 2169.5 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,2TBDMS,isomer #1 | COC1=CC(C(C=O)O[Si](C)(C)C(C)(C)C)=CC=C1O[Si](C)(C)C(C)(C)C | 2280.1 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,2TBDMS,isomer #2 | COC1=CC(C(O)=CO[Si](C)(C)C(C)(C)C)=CC=C1O[Si](C)(C)C(C)(C)C | 2466.3 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,2TBDMS,isomer #3 | COC1=CC(C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)=CC=C1O | 2496.0 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,3TBDMS,isomer #1 | COC1=CC(C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)=CC=C1O[Si](C)(C)C(C)(C)C | 2735.0 | Semi standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,3TBDMS,isomer #1 | COC1=CC(C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)=CC=C1O[Si](C)(C)C(C)(C)C | 2617.0 | Standard non polar | 33892256 | 3-Methoxy-4-hydroxyphenylglycolaldehyde,3TBDMS,isomer #1 | COC1=CC(C(=CO[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)=CC=C1O[Si](C)(C)C(C)(C)C | 2475.6 | Standard polar | 33892256 |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde GC-MS (Non-derivatized) - 70eV, Positive | splash10-0udi-2900000000-c3b751a80e98556beecd | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde GC-MS (2 TMS) - 70eV, Positive | splash10-00di-5193000000-6e22ae7f509439b91a97 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 10V, Positive-QTOF | splash10-001i-0900000000-241e0f5c9b5867f24f80 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 20V, Positive-QTOF | splash10-0fsi-0900000000-ad05d32557d49f4e6853 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 40V, Positive-QTOF | splash10-0abj-6900000000-3b0305c2b5932c3966b5 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 10V, Negative-QTOF | splash10-001i-0900000000-6784d8af6231fa270603 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 20V, Negative-QTOF | splash10-0kn9-0900000000-8395d2966f8d730d3dd3 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 40V, Negative-QTOF | splash10-0a4i-7900000000-348d28ad54efde88e76b | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 10V, Negative-QTOF | splash10-001i-0900000000-e0b0d2106fad76afa1fe | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 20V, Negative-QTOF | splash10-0pi3-3900000000-cdf305b3288279dea0a1 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 40V, Negative-QTOF | splash10-056r-5900000000-4c8fbae5388a3e0a5100 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 10V, Positive-QTOF | splash10-00kr-0900000000-656cb77ee0208456f90b | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 20V, Positive-QTOF | splash10-00dl-4900000000-e5c44a99eda118e291d3 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 3-Methoxy-4-hydroxyphenylglycolaldehyde 40V, Positive-QTOF | splash10-0fj3-9500000000-b4df271139281b8e52ff | 2021-09-22 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum 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 SpectraSpectrum Type | Description | Deposition Date | Source | View |
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Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M-H]-) | 2023-02-03 | FELIX lab | View Spectrum | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+) | 2023-02-03 | FELIX lab | View Spectrum |
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