Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2013-07-04 19:00:43 UTC |
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Update Date | 2023-02-21 17:30:14 UTC |
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HMDB ID | HMDB0060807 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | a-Methyldopamine |
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Description | a-Methyldopamine is a metabolite of methyldopa. Methyldopa (-α-Methyl-3,4-dihydroxyphenylalanine; Aldomet, Aldoril, Dopamet, Dopegyt, etc. ) is an alpha-adrenergic agonist (selective for α2-adrenergic receptors) psychoactive drug used as a sympatholytic or antihypertensive. Its use is now mostly deprecated following the introduction of alternative safer classes of agents. However, it continues to have a role in otherwise difficult to treat hypertension and gestational hypertension (also known as pregnancy-induced hypertension). (Wikipedia ) |
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Structure | InChI=1S/C9H13NO2/c1-6(10)4-7-2-3-8(11)9(12)5-7/h2-3,5-6,11-12H,4,10H2,1H3 |
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Synonyms | Value | Source |
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alpha-Methyldopamine monohydrochloride, (R)-isomer | HMDB | alpha-Methyldopamine, conjugate monoacid | HMDB | 3,4-Dihydroxyamphetamine | HMDB | alpha-Methyldopamine monohydrobromide | HMDB | alpha-Methyldopamine monohydrobromide, (+-)-isomer | HMDB | alpha-Methyldopamine, (+-)-isomer | HMDB | alpha-Methyldopamine, (R)-isomer | HMDB | alpha-Methyldopamine monohydrochloride | HMDB | alpha-Methyldopamine monohydrochloride, (+-)-isomer | HMDB | alpha-Methyldopamine monohydrochloride, (S)-isomer | HMDB | alpha-Methyldopamine, (S)-isomer | HMDB | Catecholamphetamine | HMDB | a-Methyldopamine | Generator | Α-methyldopamine | Generator |
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Chemical Formula | C9H13NO2 |
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Average Molecular Weight | 167.205 |
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Monoisotopic Molecular Weight | 167.094628665 |
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IUPAC Name | 4-(2-aminopropyl)benzene-1,2-diol |
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Traditional Name | α-methyldopamine |
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CAS Registry Number | Not Available |
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SMILES | CC(N)CC1=CC(O)=C(O)C=C1 |
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InChI Identifier | InChI=1S/C9H13NO2/c1-6(10)4-7-2-3-8(11)9(12)5-7/h2-3,5-6,11-12H,4,10H2,1H3 |
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InChI Key | KSRGADMGIRTXAF-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as amphetamines and derivatives. These are organic compounds containing or derived from 1-phenylpropan-2-amine. |
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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 | Phenethylamines |
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Direct Parent | Amphetamines and derivatives |
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Alternative Parents | |
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Substituents | - Amphetamine or derivatives
- Phenylpropane
- Catechol
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Phenol
- Aralkylamine
- Amine
- Primary amine
- Hydrocarbon derivative
- Organopnictogen compound
- Organooxygen compound
- Organonitrogen compound
- Primary aliphatic amine
- Organic oxygen compound
- Organic nitrogen compound
- Aromatic homomonocyclic compound
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Molecular Framework | Aromatic homomonocyclic 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 SectionsPredicted Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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a-Methyldopamine,1TMS,isomer #1 | CC(N)CC1=CC=C(O)C(O[Si](C)(C)C)=C1 | 1656.7 | Semi standard non polar | 33892256 | a-Methyldopamine,1TMS,isomer #2 | CC(N)CC1=CC=C(O[Si](C)(C)C)C(O)=C1 | 1662.2 | Semi standard non polar | 33892256 | a-Methyldopamine,1TMS,isomer #3 | CC(CC1=CC=C(O)C(O)=C1)N[Si](C)(C)C | 1856.4 | Semi standard non polar | 33892256 | a-Methyldopamine,2TMS,isomer #1 | CC(N)CC1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1 | 1692.2 | Semi standard non polar | 33892256 | a-Methyldopamine,2TMS,isomer #2 | CC(CC1=CC=C(O)C(O[Si](C)(C)C)=C1)N[Si](C)(C)C | 1748.3 | Semi standard non polar | 33892256 | a-Methyldopamine,2TMS,isomer #3 | CC(CC1=CC=C(O[Si](C)(C)C)C(O)=C1)N[Si](C)(C)C | 1768.3 | Semi standard non polar | 33892256 | a-Methyldopamine,2TMS,isomer #4 | CC(CC1=CC=C(O)C(O)=C1)N([Si](C)(C)C)[Si](C)(C)C | 1959.9 | Semi standard non polar | 33892256 | a-Methyldopamine,3TMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N[Si](C)(C)C | 1835.6 | Semi standard non polar | 33892256 | a-Methyldopamine,3TMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N[Si](C)(C)C | 1837.0 | Standard non polar | 33892256 | a-Methyldopamine,3TMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N[Si](C)(C)C | 1869.0 | Standard polar | 33892256 | a-Methyldopamine,3TMS,isomer #2 | CC(CC1=CC=C(O)C(O[Si](C)(C)C)=C1)N([Si](C)(C)C)[Si](C)(C)C | 1942.9 | Semi standard non polar | 33892256 | a-Methyldopamine,3TMS,isomer #2 | CC(CC1=CC=C(O)C(O[Si](C)(C)C)=C1)N([Si](C)(C)C)[Si](C)(C)C | 2017.5 | Standard non polar | 33892256 | a-Methyldopamine,3TMS,isomer #2 | CC(CC1=CC=C(O)C(O[Si](C)(C)C)=C1)N([Si](C)(C)C)[Si](C)(C)C | 2051.1 | Standard polar | 33892256 | a-Methyldopamine,3TMS,isomer #3 | CC(CC1=CC=C(O[Si](C)(C)C)C(O)=C1)N([Si](C)(C)C)[Si](C)(C)C | 1980.6 | Semi standard non polar | 33892256 | a-Methyldopamine,3TMS,isomer #3 | CC(CC1=CC=C(O[Si](C)(C)C)C(O)=C1)N([Si](C)(C)C)[Si](C)(C)C | 2005.3 | Standard non polar | 33892256 | a-Methyldopamine,3TMS,isomer #3 | CC(CC1=CC=C(O[Si](C)(C)C)C(O)=C1)N([Si](C)(C)C)[Si](C)(C)C | 2020.2 | Standard polar | 33892256 | a-Methyldopamine,4TMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N([Si](C)(C)C)[Si](C)(C)C | 2055.5 | Semi standard non polar | 33892256 | a-Methyldopamine,4TMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N([Si](C)(C)C)[Si](C)(C)C | 1975.4 | Standard non polar | 33892256 | a-Methyldopamine,4TMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N([Si](C)(C)C)[Si](C)(C)C | 1881.0 | Standard polar | 33892256 | a-Methyldopamine,1TBDMS,isomer #1 | CC(N)CC1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1 | 1895.5 | Semi standard non polar | 33892256 | a-Methyldopamine,1TBDMS,isomer #2 | CC(N)CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1 | 1914.1 | Semi standard non polar | 33892256 | a-Methyldopamine,1TBDMS,isomer #3 | CC(CC1=CC=C(O)C(O)=C1)N[Si](C)(C)C(C)(C)C | 2087.8 | Semi standard non polar | 33892256 | a-Methyldopamine,2TBDMS,isomer #1 | CC(N)CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1 | 2153.7 | Semi standard non polar | 33892256 | a-Methyldopamine,2TBDMS,isomer #2 | CC(CC1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1)N[Si](C)(C)C(C)(C)C | 2251.2 | Semi standard non polar | 33892256 | a-Methyldopamine,2TBDMS,isomer #3 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1)N[Si](C)(C)C(C)(C)C | 2286.6 | Semi standard non polar | 33892256 | a-Methyldopamine,2TBDMS,isomer #4 | CC(CC1=CC=C(O)C(O)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2417.5 | Semi standard non polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N[Si](C)(C)C(C)(C)C | 2530.0 | Semi standard non polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N[Si](C)(C)C(C)(C)C | 2450.6 | Standard non polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N[Si](C)(C)C(C)(C)C | 2276.7 | Standard polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #2 | CC(CC1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2647.3 | Semi standard non polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #2 | CC(CC1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2647.0 | Standard non polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #2 | CC(CC1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2355.6 | Standard polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #3 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2705.9 | Semi standard non polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #3 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2626.5 | Standard non polar | 33892256 | a-Methyldopamine,3TBDMS,isomer #3 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2330.1 | Standard polar | 33892256 | a-Methyldopamine,4TBDMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2958.4 | Semi standard non polar | 33892256 | a-Methyldopamine,4TBDMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2728.6 | Standard non polar | 33892256 | a-Methyldopamine,4TBDMS,isomer #1 | CC(CC1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2331.3 | 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 - a-Methyldopamine GC-MS (Non-derivatized) - 70eV, Positive | splash10-0006-9600000000-9b2858ec367f8b8f743a | 2017-09-20 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - a-Methyldopamine GC-MS (2 TMS) - 70eV, Positive | splash10-0007-7090000000-3e93c37dfa19b5b675ec | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - a-Methyldopamine 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 - a-Methyldopamine 10V, Positive-QTOF | splash10-0gb9-0900000000-20435fd5fa34cd20f370 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 20V, Positive-QTOF | splash10-0uxr-0900000000-f8dad73e38dce109301f | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 40V, Positive-QTOF | splash10-0zfr-9500000000-d2786ea5148b4aa8c15a | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 10V, Negative-QTOF | splash10-014i-0900000000-701fb80b99d6ea406f5f | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 20V, Negative-QTOF | splash10-014i-0900000000-a0ff1d769b3d2f7905a0 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 40V, Negative-QTOF | splash10-00ea-1900000000-98455fafedf6dcc8261b | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 10V, Positive-QTOF | splash10-0uxr-0900000000-0fc5a5f3e9b73fe69638 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 20V, Positive-QTOF | splash10-0829-2900000000-c1252c23a6fcf7e81c48 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 40V, Positive-QTOF | splash10-0pvi-9400000000-bc6efb8d3d0b0275b456 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 10V, Negative-QTOF | splash10-00xr-0900000000-1f0cfb01375c3ffbb88d | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 20V, Negative-QTOF | splash10-00xu-2900000000-962abfb54e82a5fcf090 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - a-Methyldopamine 40V, Negative-QTOF | splash10-00di-7900000000-ca39d7bd35ba36ea2639 | 2021-10-12 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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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, 100 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, 1000 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, 200 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, 300 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, 400 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, 500 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, 600 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, 700 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, 800 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 | Predicted 1D NMR | 1H 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]-) | 2023-02-04 | 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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