Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2008-08-14 18:40:14 UTC |
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Update Date | 2023-02-21 17:17:23 UTC |
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HMDB ID | HMDB0006900 |
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Secondary Accession Numbers | - HMDB0006854
- HMDB06854
- HMDB06900
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Metabolite Identification |
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Common Name | (S)-2-Aceto-2-hydroxybutanoic acid |
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Description | (S)-2-Aceto-2-hydroxybutanoic acid, also known as (S)-2-hydroxy-2-ethyl-3-oxobutanoate or (S)-2-acetyl-2-hydroxybutyrate, belongs to the class of organic compounds known as short-chain keto acids and derivatives. These are keto acids with an alkyl chain the contains less than 6 carbon atoms (S)-2-Aceto-2-hydroxybutanoic acid exists in all living species, ranging from bacteria to plants to humans (S)-2-Aceto-2-hydroxybutanoic acid has been detected, but not quantified in, several different foods, such as pitayas (Hylocereus undatus), lantern fruits (Physalis alkekengi), muscadine grapes (Vitis rotundifolia), american pokeweeds (Phytolacca americana), and okras (Abelmoschus esculentus). This could make (S)-2-aceto-2-hydroxybutanoic acid a potential biomarker for the consumption of these foods (S)-2-Aceto-2-hydroxybutanoic acid is a primary metabolite. Primary metabolites are metabolically or physiologically essential metabolites. They are directly involved in an organism’s growth, development or reproduction. Based on a literature review a significant number of articles have been published on (S)-2-Aceto-2-hydroxybutanoic acid. |
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Structure | InChI=1S/C6H10O4/c1-3-6(10,4(2)7)5(8)9/h10H,3H2,1-2H3,(H,8,9)/t6-/m0/s1 |
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Synonyms | Value | Source |
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(S)-2-Acetyl-2-hydroxybutyric acid | ChEBI | (S)-2-Hydroxy-2-ethyl-3-oxobutanoate | Kegg | (S)-2-Acetyl-2-hydroxybutyrate | Generator | (S)-2-Hydroxy-2-ethyl-3-oxobutanoic acid | Generator | (S)-2-Aceto-2-hydroxybutanoate | Generator | (2S)-2-Ethyl-2-hydroxy-3-oxobutanoate | HMDB | (2S)-2-Ethyl-2-hydroxy-3-oxobutanoic acid | HMDB | 2S-Acetyl-2-hydroxy-butanoate | Generator, HMDB | (S)-2-Aceto-2-hydroxy-butyrate | HMDB | 2-Aceto-2-hydroxybutyric acid | HMDB | 2-Ethyl-2-hydroxy-3-oxobutanoic acid | HMDB | Acetohydroxybutyric acid | HMDB | alpha-Aceto-alpha-hydroxybutyric acid | HMDB | alpha-Acetohydroxybutyric acid | HMDB | α-Aceto-α-hydroxybutyric acid | HMDB | α-Acetohydroxybutyric acid | HMDB |
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Chemical Formula | C6H10O4 |
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Average Molecular Weight | 146.1412 |
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Monoisotopic Molecular Weight | 146.057908808 |
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IUPAC Name | (2S)-2-ethyl-2-hydroxy-3-oxobutanoic acid |
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Traditional Name | (2S)-2-ethyl-2-hydroxy-3-oxobutanoic acid |
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CAS Registry Number | 113919-07-6 |
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SMILES | CC[C@](O)(C(C)=O)C(O)=O |
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InChI Identifier | InChI=1S/C6H10O4/c1-3-6(10,4(2)7)5(8)9/h10H,3H2,1-2H3,(H,8,9)/t6-/m0/s1 |
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InChI Key | VUQLHQFKACOHNZ-LURJTMIESA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as short-chain keto acids and derivatives. These are keto acids with an alkyl chain the contains less than 6 carbon atoms. |
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Kingdom | Organic compounds |
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Super Class | Organic acids and derivatives |
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Class | Keto acids and derivatives |
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Sub Class | Short-chain keto acids and derivatives |
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Direct Parent | Short-chain keto acids and derivatives |
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Alternative Parents | |
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Substituents | - Beta-keto acid
- Branched fatty acid
- Hydroxy fatty acid
- Short-chain keto acid
- Alpha-hydroxy acid
- Fatty acyl
- Acyloin
- Beta-hydroxy ketone
- Hydroxy acid
- Tertiary alcohol
- Alpha-hydroxy ketone
- Ketone
- Carboxylic acid derivative
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carbonyl group
- Alcohol
- Organic oxygen compound
- Organooxygen compound
- Hydrocarbon derivative
- Organic oxide
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic 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 | |
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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 Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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(S)-2-Aceto-2-hydroxybutanoic acid,1TMS,isomer #1 | CC[C@](O[Si](C)(C)C)(C(C)=O)C(=O)O | 1258.0 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,1TMS,isomer #2 | CC[C@](O)(C(C)=O)C(=O)O[Si](C)(C)C | 1186.6 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,1TMS,isomer #3 | C=C(O[Si](C)(C)C)[C@@](O)(CC)C(=O)O | 1253.4 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,2TMS,isomer #1 | CC[C@](O[Si](C)(C)C)(C(C)=O)C(=O)O[Si](C)(C)C | 1307.6 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,2TMS,isomer #2 | C=C(O[Si](C)(C)C)[C@](CC)(O[Si](C)(C)C)C(=O)O | 1372.2 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,2TMS,isomer #3 | C=C(O[Si](C)(C)C)[C@@](O)(CC)C(=O)O[Si](C)(C)C | 1294.7 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,3TMS,isomer #1 | C=C(O[Si](C)(C)C)[C@](CC)(O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1439.0 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,3TMS,isomer #1 | C=C(O[Si](C)(C)C)[C@](CC)(O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1434.8 | Standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,3TMS,isomer #1 | C=C(O[Si](C)(C)C)[C@](CC)(O[Si](C)(C)C)C(=O)O[Si](C)(C)C | 1393.3 | Standard polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,1TBDMS,isomer #1 | CC[C@](O[Si](C)(C)C(C)(C)C)(C(C)=O)C(=O)O | 1482.5 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,1TBDMS,isomer #2 | CC[C@](O)(C(C)=O)C(=O)O[Si](C)(C)C(C)(C)C | 1405.4 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,1TBDMS,isomer #3 | C=C(O[Si](C)(C)C(C)(C)C)[C@@](O)(CC)C(=O)O | 1473.9 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,2TBDMS,isomer #1 | CC[C@](O[Si](C)(C)C(C)(C)C)(C(C)=O)C(=O)O[Si](C)(C)C(C)(C)C | 1745.5 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,2TBDMS,isomer #2 | C=C(O[Si](C)(C)C(C)(C)C)[C@](CC)(O[Si](C)(C)C(C)(C)C)C(=O)O | 1809.0 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,2TBDMS,isomer #3 | C=C(O[Si](C)(C)C(C)(C)C)[C@@](O)(CC)C(=O)O[Si](C)(C)C(C)(C)C | 1758.3 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,3TBDMS,isomer #1 | C=C(O[Si](C)(C)C(C)(C)C)[C@](CC)(O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2068.3 | Semi standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,3TBDMS,isomer #1 | C=C(O[Si](C)(C)C(C)(C)C)[C@](CC)(O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 2046.2 | Standard non polar | 33892256 | (S)-2-Aceto-2-hydroxybutanoic acid,3TBDMS,isomer #1 | C=C(O[Si](C)(C)C(C)(C)C)[C@](CC)(O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C | 1854.5 | 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 - (S)-2-Aceto-2-hydroxybutanoic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-0006-9300000000-4a32387e4d1a3c2518e2 | 2016-09-22 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid GC-MS (2 TMS) - 70eV, Positive | splash10-004i-9260000000-03d854f5c6e2c1cd66cc | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 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 - (S)-2-Aceto-2-hydroxybutanoic acid 10V, Positive-QTOF | splash10-0002-1900000000-58139948a2d318b20cd3 | 2015-09-14 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 20V, Positive-QTOF | splash10-004i-7900000000-5d95d041962e4d0c29c2 | 2015-09-14 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 40V, Positive-QTOF | splash10-000i-9400000000-54a124cdee1ab9c9f382 | 2015-09-14 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 10V, Negative-QTOF | splash10-0udi-3900000000-c26fd82bd80ef12ed78a | 2015-09-15 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 20V, Negative-QTOF | splash10-0pb9-9500000000-79a2c717c39914d90709 | 2015-09-15 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 40V, Negative-QTOF | splash10-0ab9-9000000000-14cfb3f09136a8d1b1fd | 2015-09-15 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 10V, Negative-QTOF | splash10-0udj-0900000000-e31b2e7070d5d06bb420 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 20V, Negative-QTOF | splash10-0kam-9200000000-8e85855717b408d3368e | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 40V, Negative-QTOF | splash10-0006-9000000000-0a3fed2352239366e095 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 10V, Positive-QTOF | splash10-0kal-9600000000-fd5ff61bfd773a3d7ff1 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 20V, Positive-QTOF | splash10-0006-9000000000-775b97d756977d989ad0 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - (S)-2-Aceto-2-hydroxybutanoic acid 40V, Positive-QTOF | splash10-001r-9000000000-287791e86291cbac2749 | 2021-09-24 | 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) | 2021-09-16 | 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, 200 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, 300 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, 400 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, 500 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, 600 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, 700 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, 800 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, 900 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, 1000 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 |
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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