Record Information |
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Version | 5.0 |
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Status | Detected and Quantified |
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Creation Date | 2006-05-22 14:17:59 UTC |
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Update Date | 2023-02-21 17:16:26 UTC |
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HMDB ID | HMDB0002641 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 2-Hydroxycinnamic acid |
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Description | 2-coumaric acid, also known as o-coumaric acid, is a monohydroxycinnamic acid in which the hydroxy substituent is located at C-2 of the phenyl ring. It has a role as a plant metabolite. It is a conjugate acid of a 2-coumarate. It is a hydroxycinnamic acid, an organic compound that is a hydroxy derivative of cinnamic acid. There are three isomers of coumaric acids: o-coumaric acid, m-coumaric acid, and p-coumaric acid, that differ by the position of the hydroxy substitution of the phenyl group. 2-Hydroxycinnamic acid belongs to the class of organic compounds known as hydroxycinnamic acids. Hydroxycinnamic acids are compounds containing an cinnamic acid where the benzene ring is hydroxylated. 2-Hydroxycinnamic acid exists in all living organisms, ranging from bacteria to humans. 2-Hydroxycinnamic acid has been found in a few different foods, such as corns, hard wheats, and olives and in a lower concentration in pomegranates, american cranberries, and peanuts. 2-Hydroxycinnamic acid has also been detected, but not quantified in several different foods, such as carrots, soy beans, ryes, rye bread, and turmerics. |
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Structure | OC(=O)\C=C\C1=C(O)C=CC=C1 InChI=1S/C9H8O3/c10-8-4-2-1-3-7(8)5-6-9(11)12/h1-6,10H,(H,11,12)/b6-5+ |
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Synonyms | Value | Source |
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(2E)-3-(2-Hydroxyphenyl)-2-propenoic acid | ChEBI | (2E)-3-(2-HYDROXYPHENYL)acrylIC ACID | ChEBI | (e)-2-Hydroxycinnamic acid | ChEBI | (e)-3-(2-Hydroxy-phenyl)-acrylic acid | ChEBI | (e)-3-(2-Hydroxyphenyl)-2-propenoic acid | ChEBI | (e)-O-Hydroxycinnamic acid | ChEBI | 2-Coumarate | ChEBI | 2-Coumaric acid | ChEBI | 2-Hydroxycinnamate | ChEBI | O-Coumaric acid | ChEBI | O-Hydroxy-trans-cinnamic acid | ChEBI | trans-2-Hydroxycinnamate | ChEBI | trans-2-Hydroxycinnamic acid | ChEBI | trans-O-Hydroxycinnamic acid | ChEBI | (2E)-3-(2-Hydroxyphenyl)-2-propenoate | Generator | (2E)-3-(2-HYDROXYPHENYL)acrylate | Generator | (e)-2-Hydroxycinnamate | Generator | (e)-3-(2-Hydroxy-phenyl)-acrylate | Generator | (e)-3-(2-Hydroxyphenyl)-2-propenoate | Generator | (e)-O-Hydroxycinnamate | Generator | O-Coumarate | Generator | O-Hydroxy-trans-cinnamate | Generator | trans-O-Hydroxycinnamate | Generator | 2-Hydroxycinnamic acid, (e)-isomer | MeSH | Ortho-hydroxycinnamic acid | MeSH | 2-Hydroxycinnamic acid, (Z)-isomer | MeSH | 3-(2-Hydroxyphenyl)prop-2-enoate | HMDB | 3-(2-Hydroxyphenyl)prop-2-enoic acid | HMDB | O-Hydroxycinnamate | HMDB | O-Hydroxycinnamic acid | HMDB | ortho-Hydroxycinnamate | HMDB | trans-O-Coumarate | HMDB | trans-O-Coumaric acid | HMDB | 2-Hydroxycinnamic acid | Generator | trans-2-Coumarate | Generator, HMDB | (E)-3-(2-Hydroxyphenyl)acrylic acid | HMDB | 3-(2-Hydroxyphenyl)-2-propenoic acid | HMDB | o-Hydroxycinnamic acid | HMDB | trans-o-Coumaric acid | HMDB | 3-(2-Hydroxyphenyl)acrylic acid | HMDB | trans-2-Coumaric acid | HMDB | (2E)-3-(2-Hydroxyphenyl)prop-2-enoic acid | HMDB | 2'-Hydroxycinnamic acid | HMDB |
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Chemical Formula | C9H8O3 |
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Average Molecular Weight | 164.158 |
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Monoisotopic Molecular Weight | 164.047344122 |
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IUPAC Name | (2E)-3-(2-hydroxyphenyl)prop-2-enoic acid |
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Traditional Name | O-coumaric acid |
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CAS Registry Number | 614-60-8 |
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SMILES | OC(=O)\C=C\C1=C(O)C=CC=C1 |
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InChI Identifier | InChI=1S/C9H8O3/c10-8-4-2-1-3-7(8)5-6-9(11)12/h1-6,10H,(H,11,12)/b6-5+ |
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InChI Key | PMOWTIHVNWZYFI-AATRIKPKSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as hydroxycinnamic acids. Hydroxycinnamic acids are compounds containing an cinnamic acid where the benzene ring is hydroxylated. |
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Kingdom | Organic compounds |
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Super Class | Phenylpropanoids and polyketides |
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Class | Cinnamic acids and derivatives |
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Sub Class | Hydroxycinnamic acids and derivatives |
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Direct Parent | Hydroxycinnamic acids |
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Alternative Parents | |
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Substituents | - Cinnamic acid
- Coumaric acid
- Coumaric acid or derivatives
- Hydroxycinnamic acid
- Styrene
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Phenol
- Monocyclic benzene moiety
- Benzenoid
- Carboxylic acid derivative
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Organic oxide
- Organic oxygen compound
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- 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 | |
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Experimental Chromatographic Properties | Experimental Collision Cross Sections |
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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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2-Hydroxycinnamic acid,1TMS,isomer #1 | C[Si](C)(C)OC(=O)/C=C/C1=CC=CC=C1O | 1834.0 | Semi standard non polar | 33892256 | 2-Hydroxycinnamic acid,1TMS,isomer #2 | C[Si](C)(C)OC1=CC=CC=C1/C=C/C(=O)O | 1787.8 | Semi standard non polar | 33892256 | 2-Hydroxycinnamic acid,2TMS,isomer #1 | C[Si](C)(C)OC(=O)/C=C/C1=CC=CC=C1O[Si](C)(C)C | 1833.2 | Semi standard non polar | 33892256 | 2-Hydroxycinnamic acid,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)/C=C/C1=CC=CC=C1O | 2068.0 | Semi standard non polar | 33892256 | 2-Hydroxycinnamic acid,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC1=CC=CC=C1/C=C/C(=O)O | 2077.8 | Semi standard non polar | 33892256 | 2-Hydroxycinnamic acid,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)/C=C/C1=CC=CC=C1O[Si](C)(C)C(C)(C)C | 2300.4 | Semi standard non polar | 33892256 |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (2 TMS) | splash10-0002-0910000000-9e0bdbf6d6389288e318 | 2014-06-16 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (2 TMS) | splash10-00dj-9710000000-829ded288e3ec8312160 | 2014-06-16 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (2 TMS) | splash10-00dj-9710000000-8fb7bb39d916f7402980 | 2014-06-16 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-MS (2 TMS) | splash10-0296-2941000000-b85ebef8eb8c276f220f | 2014-06-16 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid EI-B (Non-derivatized) | splash10-014i-9800000000-3650ee76a1293cba7523 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-EI-TOF (Non-derivatized) | splash10-0002-0910000000-9e0bdbf6d6389288e318 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-EI-TOF (Non-derivatized) | splash10-00dj-9710000000-829ded288e3ec8312160 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-EI-TOF (Non-derivatized) | splash10-00dj-9710000000-8fb7bb39d916f7402980 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-MS (Non-derivatized) | splash10-0296-2941000000-b85ebef8eb8c276f220f | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxycinnamic acid GC-EI-TOF (Non-derivatized) | splash10-0002-0910000000-c783499d6f33717b71ca | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Hydroxycinnamic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-014j-2900000000-3a06c14b7e8999427ad9 | 2017-07-27 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Hydroxycinnamic acid GC-MS (2 TMS) - 70eV, Positive | splash10-00y3-6390000000-a82ff5bd6498e3c478ea | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Hydroxycinnamic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | MS | Mass Spectrum (Electron Ionization) | splash10-014j-8900000000-8e96a9ec1b9d035d3edb | 2015-03-01 | Not Available | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ (API3000, Applied Biosystems) 10V, Negative-QTOF | splash10-03di-0900000000-9e4823d321cfe6f5e5a4 | 2012-08-31 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ (API3000, Applied Biosystems) 20V, Negative-QTOF | splash10-014i-0900000000-efd5de4e7fe4032816f6 | 2012-08-31 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ (API3000, Applied Biosystems) 30V, Negative-QTOF | splash10-014i-0900000000-44e81c2c735a93efc7d7 | 2012-08-31 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ (API3000, Applied Biosystems) 40V, Negative-QTOF | splash10-014l-7900000000-977a2bb08508d16be531 | 2012-08-31 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ (API3000, Applied Biosystems) 50V, Negative-QTOF | splash10-00kf-9300000000-fe9b4a0aa3b23d5c2eb5 | 2012-08-31 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QTOF (UPLC Q-Tof Premier, Waters) , Positive-QTOF | splash10-0fdn-4900000000-dcfe2b032cf6bbee16b3 | 2012-08-31 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QTOF (UPLC Q-Tof Premier, Waters) , Negative-QTOF | splash10-03di-0900000000-adbaf7b04487b18191e0 | 2012-08-31 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ , negative-QTOF | splash10-03di-0900000000-d368e3c354c7b05a949f | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ , negative-QTOF | splash10-014i-0900000000-efd5de4e7fe4032816f6 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ , negative-QTOF | splash10-014i-0900000000-44e81c2c735a93efc7d7 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ , negative-QTOF | splash10-014l-7900000000-a641b2c2528f829e8ac1 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QQ , negative-QTOF | splash10-00kf-9300000000-fe9b4a0aa3b23d5c2eb5 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QTOF , negative-QTOF | splash10-03di-0900000000-adbaf7b04487b18191e0 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid Linear Ion Trap , negative-QTOF | splash10-014i-0900000000-2ca69c9285dedaa2f424 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid Linear Ion Trap , negative-QTOF | splash10-014i-0900000000-55078e8ec591840fb594 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid LC-ESI-QTOF , positive-QTOF | splash10-0fdn-4900000000-95f5386456c1c353a111 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 35V, Negative-QTOF | splash10-014i-0900000000-bf00664334bbd7d7d91d | 2021-09-20 | HMDB team, MONA | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 10V, Positive-QTOF | splash10-014j-0900000000-ba0915b2f87da989c92b | 2017-06-28 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 20V, Positive-QTOF | splash10-014i-2900000000-fd2da9ac5865a50fc50c | 2017-06-28 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 40V, Positive-QTOF | splash10-0gdu-9300000000-3baee6b4124fba79677e | 2017-06-28 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 10V, Negative-QTOF | splash10-03di-0900000000-69f05779283af436427d | 2017-06-28 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 20V, Negative-QTOF | splash10-03xr-1900000000-0bc76f24c2abf6670fc0 | 2017-06-28 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 40V, Negative-QTOF | splash10-0006-9600000000-a2981a5342a71b94ce69 | 2017-06-28 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 10V, Negative-QTOF | splash10-014i-0900000000-972f865a96261dcb891a | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxycinnamic acid 20V, Negative-QTOF | splash10-014j-0900000000-dfdb5072d39445a67f3a | 2021-09-22 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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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+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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