Record Information |
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Version | 5.0 |
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Status | Detected and Quantified |
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Creation Date | 2005-11-16 15:48:42 UTC |
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Update Date | 2023-02-21 17:15:03 UTC |
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HMDB ID | HMDB0000669 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | ortho-Hydroxyphenylacetic acid |
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Description | ortho-Hydroxyphenylacetic acid, also known as (o-hydroxyphenyl)acetate or 2-hydroxybenzeneacetic acid, is a member of the class of compounds known as 2(hydroxyphenyl)acetic acids. 2(Hydroxyphenyl)acetic acids are phenylacetic acids that carry a hydroxyl group at the 2-position. ortho-Hydroxyphenylacetic acid is slightly soluble (in water) and a weakly acidic compound (based on its pKa). ortho-Hydroxyphenylacetic acid can be found in a number of food items such as natal plum, lemon verbena, half-highbush blueberry, and parsley, which makes ortho-hydroxyphenylacetic acid a potential biomarker for the consumption of these food products. ortho-Hydroxyphenylacetic acid can be found primarily in blood, feces, and urine. Moreover, ortho-hydroxyphenylacetic acid is found to be associated with phenylketonuria, which is an inborn error of metabolism. ortho-Hydroxyphenylacetic acid is a substrate of the enzyme oxidoreductases (EC 1.14.13.-) in the pathway styrene degradation (KEGG). ortho-Hydroxyphenylacetic acid is also a microbial metabolite. |
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Structure | InChI=1S/C8H8O3/c9-7-4-2-1-3-6(7)5-8(10)11/h1-4,9H,5H2,(H,10,11) |
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Synonyms | Value | Source |
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(O-Hydroxyphenyl)acetic acid | ChEBI | 2'-Hydroxyphenylacetic acid | ChEBI | 2-Hydroxybenzeneacetic acid | ChEBI | 2-Hydroxyphenylacetic acid | ChEBI | O-Hydroxyphenylacetic acid | ChEBI | (O-Hydroxyphenyl)acetate | Generator | 2'-Hydroxyphenylacetate | Generator | 2-Hydroxybenzeneacetate | Generator | 2-Hydroxyphenylacetate | Generator | O-Hydroxyphenylacetate | Generator | Ortho-hydroxyphenylacetate | Generator | (2-Hydroxyphenyl)acetate | HMDB | (2-Hydroxyphenyl)acetic acid | HMDB | (O-Hydroxyphenyl)-acetate | HMDB | (O-Hydroxyphenyl)-acetic acid | HMDB | 2-HPAA | HMDB | Hydroxyphenylacetate | HMDB | Hydroxyphenylacetic acid | HMDB | O-Hydroxyphenyl acetic acid | HMDB | Ortho-hydroxyphenylacetic acid | MeSH |
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Chemical Formula | C8H8O3 |
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Average Molecular Weight | 152.1473 |
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Monoisotopic Molecular Weight | 152.047344122 |
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IUPAC Name | 2-(2-hydroxyphenyl)acetic acid |
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Traditional Name | o-hydroxyphenylacetic acid |
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CAS Registry Number | 614-75-5 |
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SMILES | OC(=O)CC1=C(O)C=CC=C1 |
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InChI Identifier | InChI=1S/C8H8O3/c9-7-4-2-1-3-6(7)5-8(10)11/h1-4,9H,5H2,(H,10,11) |
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InChI Key | CCVYRRGZDBSHFU-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as 2(hydroxyphenyl)acetic acids. These are phenylacetic acids that carry a hydroxyl group at the 2-position. |
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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 | Phenylacetic acids |
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Direct Parent | 2(hydroxyphenyl)acetic acids |
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Alternative Parents | |
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Substituents | - 2(hydroxyphenyl)acetic acid
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Phenol
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- 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 | |
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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 | 145 - 147 °C | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | 44 mg/mL | Not Available | LogP | 0.85 | HANSCH,C ET AL. (1995) |
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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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ortho-Hydroxyphenylacetic acid,1TMS,isomer #1 | C[Si](C)(C)OC(=O)CC1=CC=CC=C1O | 1503.4 | Semi standard non polar | 33892256 | ortho-Hydroxyphenylacetic acid,1TMS,isomer #2 | C[Si](C)(C)OC1=CC=CC=C1CC(=O)O | 1554.6 | Semi standard non polar | 33892256 | ortho-Hydroxyphenylacetic acid,2TMS,isomer #1 | C[Si](C)(C)OC(=O)CC1=CC=CC=C1O[Si](C)(C)C | 1566.8 | Semi standard non polar | 33892256 | ortho-Hydroxyphenylacetic acid,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CC1=CC=CC=C1O | 1740.7 | Semi standard non polar | 33892256 | ortho-Hydroxyphenylacetic acid,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)OC1=CC=CC=C1CC(=O)O | 1790.5 | Semi standard non polar | 33892256 | ortho-Hydroxyphenylacetic acid,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)CC1=CC=CC=C1O[Si](C)(C)C(C)(C)C | 2044.5 | 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 - ortho-Hydroxyphenylacetic acid GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (Non-derivatized) | splash10-0002-0920000000-ca3851c9928227913a97 | 2014-06-16 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (2 TMS) | splash10-0w29-1970000000-de8569a7d279b97680a4 | 2014-06-16 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - ortho-Hydroxyphenylacetic acid EI-B (Non-derivatized) | splash10-0002-0960000000-1018d2254ff44190f41a | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-EI-TOF (Non-derivatized) | splash10-0002-0920000000-ca3851c9928227913a97 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Experimental GC-MS | GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (Non-derivatized) | splash10-0w29-1970000000-de8569a7d279b97680a4 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-0a4i-1900000000-0a090cff04cd89d36022 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (2 TMS) - 70eV, Positive | splash10-004i-6930000000-1903392fd44f061e93eb | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (TMS_1_1) - 70eV, Positive | Not Available | 2021-11-05 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (TMS_1_2) - 70eV, Positive | Not Available | 2021-11-05 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (TBDMS_1_1) - 70eV, Positive | Not Available | 2021-11-05 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (TBDMS_1_2) - 70eV, Positive | Not Available | 2021-11-05 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ortho-Hydroxyphenylacetic acid GC-MS (TBDMS_2_1) - 70eV, Positive | Not Available | 2021-11-05 | Wishart Lab | 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 - ortho-Hydroxyphenylacetic acid Quattro_QQQ 10V, Negative-QTOF (Annotated) | splash10-000i-0900000000-c0378212353f9c247060 | 2012-07-24 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid Quattro_QQQ 25V, Negative-QTOF (Annotated) | splash10-0a4i-0900000000-2e1d10888e4b882683d4 | 2012-07-24 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid Quattro_QQQ 40V, Negative-QTOF (Annotated) | splash10-0a4i-1900000000-87d962f7cd6aa06c4832 | 2012-07-24 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid LC-ESI-QTOF (UPLC Q-Tof Premier, Waters) , Negative-QTOF | splash10-0a4i-0900000000-e7c99cfd03a6c025cf2c | 2012-08-31 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid LC-ESI-QTOF , negative-QTOF | splash10-0a4i-0900000000-e7c99cfd03a6c025cf2c | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 10V, Negative-QTOF | splash10-0a4i-0900000000-69f9fe8670d9a6ce3b78 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 10V, Positive-QTOF | splash10-0a4i-0900000000-77bc386fb6ce14ec2dd1 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 40V, Positive-QTOF | splash10-004i-9000000000-7fb7c81915195d105078 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 10V, Positive-QTOF | splash10-0a4i-0900000000-8f1c3458a31199029d71 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 20V, Positive-QTOF | splash10-0a4i-5900000000-b7dfc901d3e6c4db398b | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 40V, Positive-QTOF | splash10-004i-9100000000-e31e91ce81a098f17944 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 20V, Positive-QTOF | splash10-0a4i-1900000000-e7bfeba3bf5179c0cbfb | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 10V, Positive-QTOF | splash10-0a4i-0900000000-0c76ffcb76d341ed2f1d | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 20V, Positive-QTOF | splash10-0a6r-7900000000-1b46df694de9c5dd84ca | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 35V, Negative-QTOF | splash10-0a4i-0900000000-81d25cd8f42ea4104dc9 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 40V, Positive-QTOF | splash10-004i-9000000000-4ad240d4583d43a1ec3e | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 40V, Negative-QTOF | splash10-0a4i-1900000000-bd8c8286e031da5cb96c | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 10V, Negative-QTOF | splash10-0udi-8900000000-1c3e198c05d77bf0541f | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 20V, Negative-QTOF | splash10-0a4i-0900000000-17130a549d9e41fac3f6 | 2021-09-20 | HMDB team, MONA | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 10V, Positive-QTOF | splash10-000i-0900000000-6a2b0b911cb357174c27 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 20V, Positive-QTOF | splash10-0a4i-1900000000-06436376438e44718bb7 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 40V, Positive-QTOF | splash10-056r-9300000000-19f4bd2f314d6c0b49bd | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 10V, Negative-QTOF | splash10-0zfr-0900000000-c00a2e1956529eb24b43 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 20V, Negative-QTOF | splash10-0pc0-0900000000-a60511b0d00662895871 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ortho-Hydroxyphenylacetic acid 40V, Negative-QTOF | splash10-0a59-4900000000-68a51d2b15b093ce1545 | 2017-09-01 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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Experimental 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, experimental) | 2012-12-04 | 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, 100 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, 200 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, 300 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, 400 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, 500 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, 600 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, 700 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, 800 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, 900 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 | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Experimental 1D NMR | 13C NMR Spectrum (1D, 400 MHz, H2O, experimental) | 2021-10-10 | Wishart Lab | View Spectrum | Experimental 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, H2O, experimental) | 2012-12-05 | 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+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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