| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2021-09-10 22:22:27 UTC |
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| Update Date | 2021-09-26 22:53:40 UTC |
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| HMDB ID | HMDB0245287 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | 2-Oxothiazolidine-4-carboxylic acid |
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| Description | 2-Oxothiazolidine-4-carboxylic acid, also known as L-2-otzd-4-cxa or procysteine, belongs to the class of organic compounds known as alpha amino acids and derivatives. These are amino acids in which the amino group is attached to the carbon atom immediately adjacent to the carboxylate group (alpha carbon), or a derivative thereof. Based on a literature review a significant number of articles have been published on 2-Oxothiazolidine-4-carboxylic acid. This compound has been identified in human blood as reported by (PMID: 31557052 ). 2-oxothiazolidine-4-carboxylic acid is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 2-Oxothiazolidine-4-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/C4H5NO3S/c6-3(7)2-1-9-4(8)5-2/h2H,1H2,(H,5,8)(H,6,7) |
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| Synonyms | | Value | Source |
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| 2-Oxothiazolidine-4-carboxylate | Generator | | 2-Hydroxy-4,5-dihydro-1,3-thiazole-4-carboxylate | HMDB | | 2-oxo-4-Thiazolidine carboxylic acid | HMDB | | 2-Oxothiazolidine-4-carboxylic acid, (R)-isomer | HMDB | | 2-Oxothiazolidine-4-carboxylic acid, (S)-isomer | HMDB | | L-2-OTZD-4-cxa | HMDB | | L-2-Oxothiazolidine-4-carboxylate | HMDB | | Procysteine | HMDB | | Oxothiazolidinecarboxylic acid | HMDB |
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| Chemical Formula | C4H5NO3S |
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| Average Molecular Weight | 147.15 |
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| Monoisotopic Molecular Weight | 146.999014199 |
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| IUPAC Name | 2-oxo-1,3-thiazolidine-4-carboxylic acid |
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| Traditional Name | 2-oxo-1,3-thiazolidine-4-carboxylic acid |
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| CAS Registry Number | Not Available |
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| SMILES | OC(=O)C1CSC(=O)N1 |
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| InChI Identifier | InChI=1S/C4H5NO3S/c6-3(7)2-1-9-4(8)5-2/h2H,1H2,(H,5,8)(H,6,7) |
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| InChI Key | BMLMGCPTLHPWPY-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as alpha amino acids and derivatives. These are amino acids in which the amino group is attached to the carbon atom immediately adjacent to the carboxylate group (alpha carbon), or a derivative thereof. |
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| Kingdom | Organic compounds |
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| Super Class | Organic acids and derivatives |
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| Class | Carboxylic acids and derivatives |
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| Sub Class | Amino acids, peptides, and analogues |
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| Direct Parent | Alpha amino acids and derivatives |
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| Alternative Parents | |
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| Substituents | - Alpha-amino acid or derivatives
- Thiazolidine
- Carbonic acid derivative
- Thiocarbamic acid derivative
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Organoheterocyclic compound
- Azacycle
- Organopnictogen compound
- Organooxygen compound
- Organonitrogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Organic oxide
- Carbonyl group
- Hydrocarbon derivative
- Aliphatic heteromonocyclic compound
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| Molecular Framework | Aliphatic heteromonocyclic 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 | 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 Underivatized| Chromatographic Method | Retention Time | Reference |
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| Predicted by Siyang on May 30, 2022 | 9.4861 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 4.31 minutes | 32390414 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 2-Oxothiazolidine-4-carboxylic acid,2TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CSC(=O)N1[Si](C)(C)C | 1667.8 | Semi standard non polar | 33892256 | | 2-Oxothiazolidine-4-carboxylic acid,2TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CSC(=O)N1[Si](C)(C)C | 1657.3 | Standard non polar | 33892256 | | 2-Oxothiazolidine-4-carboxylic acid,2TMS,isomer #1 | C[Si](C)(C)OC(=O)C1CSC(=O)N1[Si](C)(C)C | 2091.5 | Standard polar | 33892256 | | 2-Oxothiazolidine-4-carboxylic acid,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CSC(=O)N1[Si](C)(C)C(C)(C)C | 2109.2 | Semi standard non polar | 33892256 | | 2-Oxothiazolidine-4-carboxylic acid,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CSC(=O)N1[Si](C)(C)C(C)(C)C | 2150.6 | Standard non polar | 33892256 | | 2-Oxothiazolidine-4-carboxylic acid,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)OC(=O)C1CSC(=O)N1[Si](C)(C)C(C)(C)C | 2221.6 | Standard 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 - 2-Oxothiazolidine-4-carboxylic acid GC-MS (Non-derivatized) - 70eV, Positive | splash10-0udm-9700000000-e39a1b057090b6aebd54 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid GC-MS (TMS_1_1) - 70eV, Positive | Not Available | 2021-11-03 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid GC-MS (TMS_1_2) - 70eV, Positive | Not Available | 2021-11-03 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid GC-MS (TBDMS_1_1) - 70eV, Positive | Not Available | 2021-11-03 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid GC-MS (TBDMS_1_2) - 70eV, Positive | Not Available | 2021-11-03 | 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 - 2-Oxothiazolidine-4-carboxylic acid 10V, Positive-QTOF | splash10-0f6t-0900000000-f3766b5df5a45572ec34 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid 20V, Positive-QTOF | splash10-0udi-0900000000-db2f218964bda988116b | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid 40V, Positive-QTOF | splash10-00di-9000000000-e4627dc3619caa7ce571 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid 10V, Negative-QTOF | splash10-0f6w-8900000000-5b33a0b232239b3cc326 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid 20V, Negative-QTOF | splash10-0006-9100000000-7ef05faf33602f72d7b6 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Oxothiazolidine-4-carboxylic acid 40V, Negative-QTOF | splash10-0536-9000000000-effb777a78c47ef1a2c4 | 2021-10-12 | Wishart Lab | View Spectrum |
NMR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum |
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