Record Information |
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Version | 5.0 |
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Status | Detected but not Quantified |
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Creation Date | 2021-09-11 20:55:56 UTC |
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Update Date | 2022-11-23 22:29:20 UTC |
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HMDB ID | HMDB0259027 |
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Secondary Accession Numbers | None |
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Metabolite Identification |
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Common Name | Thiophene-2-carboxylic acid |
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Description | thiophene-2-carboxylic acid, also known as 2-thiophenecarboxylate or 2-carboxythiophene, belongs to the class of organic compounds known as thiophene carboxylic acids. Thiophene carboxylic acids are compounds containing a thiophene ring which bears a carboxylic acid group. Based on a literature review very few articles have been published on thiophene-2-carboxylic acid. This compound has been identified in human blood as reported by (PMID: 31557052 ). Thiophene-2-carboxylic acid is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Thiophene-2-carboxylic acid is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources. |
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Structure | InChI=1S/C5H4O2S/c6-5(7)4-2-1-3-8-4/h1-3H,(H,6,7) |
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Synonyms | Value | Source |
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2-Carboxythiophene | ChEBI | 2-Thenoic acid | ChEBI | 2-Thiophenecarboxylic acid | ChEBI | 2-Thiophenic acid | ChEBI | alpha-Thiophenecarboxylic acid | ChEBI | Tenoic acid | ChEBI | Thiophene-2-carbixylic acid | Kegg | Rhinotrophyl | Kegg | 2-Thenoate | Generator | 2-Thiophenecarboxylate | Generator | 2-Thiophenate | Generator | a-Thiophenecarboxylate | Generator | a-Thiophenecarboxylic acid | Generator | alpha-Thiophenecarboxylate | Generator | Α-thiophenecarboxylate | Generator | Α-thiophenecarboxylic acid | Generator | Tenoate | Generator | Thiophene-2-carbixylate | Generator | Thiophene-2-carboxylate | Generator | Thiophene-2-carboxylate, sodium salt | MeSH | Sodium thiophenecarboxylate | MeSH | Thiophene-2-carboxylate, 2-(14)C-labeled | MeSH | 2-Thiophencarboxylic acid | MeSH | 2-Thiophene carboxylic acid | MeSH |
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Chemical Formula | C5H4O2S |
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Average Molecular Weight | 128.149 |
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Monoisotopic Molecular Weight | 127.993200062 |
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IUPAC Name | thiophene-2-carboxylic acid |
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Traditional Name | thiophene-2-carboxylic acid |
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CAS Registry Number | Not Available |
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SMILES | OC(=O)C1=CC=CS1 |
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InChI Identifier | InChI=1S/C5H4O2S/c6-5(7)4-2-1-3-8-4/h1-3H,(H,6,7) |
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InChI Key | QERYCTSHXKAMIS-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as thiophene carboxylic acids. Thiophene carboxylic acids are compounds containing a thiophene ring which bears a carboxylic acid group. |
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Kingdom | Organic compounds |
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Super Class | Organoheterocyclic compounds |
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Class | Thiophenes |
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Sub Class | Thiophene carboxylic acids and derivatives |
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Direct Parent | Thiophene carboxylic acids |
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Alternative Parents | |
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Substituents | - Thiophene carboxylic acid
- Heteroaromatic compound
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Aromatic heteromonocyclic compound
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Molecular Framework | Aromatic heteromonocyclic 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 | 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 Retention Times UnderivatizedChromatographic 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. | 3.67 minutes | 32390414 | Predicted by Siyang on May 30, 2022 | 10.706 minutes | 33406817 | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.35 minutes | 32390414 | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1190.3 seconds | 40023050 | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 411.5 seconds | 40023050 | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 141.3 seconds | 40023050 | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 284.7 seconds | 40023050 | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 175.5 seconds | 40023050 | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 330.5 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 | 398.9 seconds | 40023050 | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 423.1 seconds | 40023050 | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 831.5 seconds | 40023050 | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 283.9 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 | 947.1 seconds | 40023050 | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 280.5 seconds | 40023050 | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 330.2 seconds | 40023050 | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 559.0 seconds | 40023050 | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 349.8 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 | 166.8 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized |
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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 - Thiophene-2-carboxylic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-056r-9600000000-707a77364f3ef026827a | 2021-09-24 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Thiophene-2-carboxylic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Thiophene-2-carboxylic acid GC-MS (TMS_1_1) - 70eV, Positive | Not Available | 2021-11-05 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Thiophene-2-carboxylic acid GC-MS (TBDMS_1_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 - Thiophene-2-carboxylic acid 20V, Positive-QTOF | splash10-01p9-9600000000-b1e993e9c8a19038b038 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - Thiophene-2-carboxylic acid 10V, Positive-QTOF | splash10-004r-4900000000-8671ea6748b8091aa357 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - Thiophene-2-carboxylic acid 30V, Positive-QTOF | splash10-03dr-6900000000-3e7eda432f0a5200cc76 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - Thiophene-2-carboxylic acid 40V, Positive-QTOF | splash10-03dr-6900000000-82add2315699ae49effd | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - Thiophene-2-carboxylic acid 20V, Positive-QTOF | splash10-01p9-9600000000-9fde5628ca565ea27999 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - Thiophene-2-carboxylic acid 10V, Positive-QTOF | splash10-004r-4900000000-dd6aa708023217423e7b | 2021-09-20 | HMDB team, MONA | View Spectrum |
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