| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2009-04-06 16:21:19 UTC |
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| Update Date | 2023-02-21 17:17:44 UTC |
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| HMDB ID | HMDB0012225 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Enol-phenylpyruvate |
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| Description | Enol-phenylpyruvate belongs to the class of organic compounds known as phenylpyruvic acid derivatives. Phenylpyruvic acid derivatives are compounds containing a phenylpyruvic acid moiety, which consists of a phenyl group substituted at the second position by an pyruvic acid. Enol-phenylpyruvate has been detected, but not quantified in, several different foods, such as greenthread teas (Thelesperma), squashberries (Viburnum edule), chives (Allium schoenoprasum), german camomiles (Matricaria recutita), and rowals (Pangium edule). This could make enol-phenylpyruvate a potential biomarker for the consumption of these foods. Enol-phenylpyruvate 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 very few articles have been published on Enol-phenylpyruvate. |
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| Structure | OC(=O)C(\O)=C\C1=CC=CC=C1 InChI=1S/C9H8O3/c10-8(9(11)12)6-7-4-2-1-3-5-7/h1-6,10H,(H,11,12)/b8-6- |
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| Synonyms | | Value | Source |
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| enol-Phenylpyruvic acid | Kegg | | enol-alpha-Ketohydrocinnamic acid | Kegg | | enol-a-Ketohydrocinnamate | Generator | | enol-a-Ketohydrocinnamic acid | Generator | | enol-alpha-Ketohydrocinnamate | Generator | | enol-Α-ketohydrocinnamate | Generator | | enol-Α-ketohydrocinnamic acid | Generator | | 2-Hydroxy-3-phenylpropenoate | HMDB | | 2-Hydroxy-3-phenylpropenoic acid | HMDB, Generator | | Phenylpyruvate | HMDB | | enol-Phenylpyruvate | KEGG |
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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 | (2Z)-2-hydroxy-3-phenylprop-2-enoic acid |
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| Traditional Name | DL-α-hydroxycinnamic acid |
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| CAS Registry Number | 5801-57-0 |
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| SMILES | OC(=O)C(\O)=C\C1=CC=CC=C1 |
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| InChI Identifier | InChI=1S/C9H8O3/c10-8(9(11)12)6-7-4-2-1-3-5-7/h1-6,10H,(H,11,12)/b8-6- |
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| InChI Key | DEDGUGJNLNLJSR-VURMDHGXSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as phenylpyruvic acid derivatives. Phenylpyruvic acid derivatives are compounds containing a phenylpyruvic acid moiety, which consists of a phenyl group substituted at the second position by an pyruvic acid. |
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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 | Phenylpyruvic acid derivatives |
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| Direct Parent | Phenylpyruvic acid derivatives |
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| Alternative Parents | |
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| Substituents | - Enol-phenylpyruvate
- Cinnamic acid or derivatives
- Cinnamic acid
- Monocarboxylic acid or derivatives
- Enol
- 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 | 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 | 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 Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022. | 4.31 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 11.8516 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.87 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1775.2 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 391.4 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 131.0 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 236.8 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 162.5 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 532.6 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 455.2 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 129.7 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 948.9 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 355.1 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 1132.7 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 301.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 405.7 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 516.5 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 263.7 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 135.7 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| Enol-phenylpyruvate,1TMS,isomer #1 | C[Si](C)(C)OC(=O)/C(O)=C/C1=CC=CC=C1 | 1654.8 | Semi standard non polar | 33892256 | | Enol-phenylpyruvate,1TMS,isomer #2 | C[Si](C)(C)O/C(=C\C1=CC=CC=C1)C(=O)O | 1669.7 | Semi standard non polar | 33892256 | | Enol-phenylpyruvate,2TMS,isomer #1 | C[Si](C)(C)OC(=O)/C(=C/C1=CC=CC=C1)O[Si](C)(C)C | 1615.5 | Semi standard non polar | 33892256 | | Enol-phenylpyruvate,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)/C(O)=C/C1=CC=CC=C1 | 1893.6 | Semi standard non polar | 33892256 | | Enol-phenylpyruvate,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)O/C(=C\C1=CC=CC=C1)C(=O)O | 1924.3 | Semi standard non polar | 33892256 | | Enol-phenylpyruvate,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)/C(=C/C1=CC=CC=C1)O[Si](C)(C)C(C)(C)C | 2099.9 | Semi standard non polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - Enol-phenylpyruvate GC-MS (Non-derivatized) - 70eV, Positive | splash10-014l-5900000000-07a9ccc24b7ad66a5968 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Enol-phenylpyruvate GC-MS (2 TMS) - 70eV, Positive | splash10-0006-9670000000-d024b973929302194fed | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Enol-phenylpyruvate GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 10V, Positive-QTOF | splash10-014j-1900000000-f12b39c1d374881c9d92 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 20V, Positive-QTOF | splash10-014m-3900000000-a34acb2eaa08f8dd34f4 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 40V, Positive-QTOF | splash10-0006-9300000000-0a8c8446d21d68f2bc42 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 10V, Negative-QTOF | splash10-03di-0900000000-b2326bee6ab6a67c10db | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 20V, Negative-QTOF | splash10-02tc-4900000000-6653ccc39bf1df275eb0 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 40V, Negative-QTOF | splash10-014l-8900000000-8729ced74e114658afa6 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 10V, Negative-QTOF | splash10-03xr-0900000000-984ecdf21cdafac77fb0 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 20V, Negative-QTOF | splash10-00kf-9800000000-11fdfc299dc6de7cf698 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 40V, Negative-QTOF | splash10-0006-9300000000-6e597f6e10d803f67790 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 10V, Positive-QTOF | splash10-014l-5900000000-986457b755b06e836475 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 20V, Positive-QTOF | splash10-0006-9500000000-16341ab51a4f4937a335 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Enol-phenylpyruvate 40V, Positive-QTOF | splash10-0006-9100000000-6c4342e7a7da48b645f7 | 2021-09-22 | Wishart Lab | View Spectrum |
IR Spectra| Spectrum 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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