Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2013-07-04 19:04:18 UTC |
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Update Date | 2021-09-14 15:46:40 UTC |
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HMDB ID | HMDB0060864 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Phenytoin arene-oxide |
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Description | Phenytoin arene-oxide belongs to the class of organic compounds known as phenylhydantoins. These are heterocyclic aromatic compounds containing an imiazolidinedione moiety substituted by a phenyl group. Phenytoin acts to suppress the abnormal brain activity seen in seizure by reducing electrical conductance among brain cells by stabilizing the inactive state of voltage-gated sodium channels. Phenytoin arene-oxide is an extremely weak basic (essentially neutral) compound (based on its pKa). Within humans, phenytoin arene-oxide participates in a number of enzymatic reactions. In particular, phenytoin arene-oxide can be biosynthesized from phenytoin; which is catalyzed by the enzymes cytochrome P450 2C19 and cytochrome P450 2C9. In addition, phenytoin arene-oxide can be converted into phenytoin dihydrodiol; which is mediated by the enzymes cytochrome P450 1A2, cytochrome P450 2C19, cytochrome P450 2E1, and epoxide hydrolase 1. Phenytoin arene-oxide is a metabolite of phenytoin. In humans, phenytoin arene-oxide is involved in the metabolic disorder called the phenytoin (antiarrhythmic) action pathway. It is sometimes considered a class 1b antiarrhythmic. Aside from seizures, it is an option in the treatment of trigeminal neuralgia in the event that carbamazepine or other first-line treatment seems inappropriate. Phenytoin sodium is a commonly used antiepileptic. |
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Structure | O=C1NC(=O)C(N1)(C1=CC=CC=C1)C1=CC2OC2C=C1 InChI=1S/C15H12N2O3/c18-13-15(17-14(19)16-13,9-4-2-1-3-5-9)10-6-7-11-12(8-10)20-11/h1-8,11-12H,(H2,16,17,18,19) |
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Synonyms | Not Available |
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Chemical Formula | C15H12N2O3 |
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Average Molecular Weight | 268.2674 |
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Monoisotopic Molecular Weight | 268.08479226 |
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IUPAC Name | 5-{7-oxabicyclo[4.1.0]hepta-2,4-dien-3-yl}-5-phenylimidazolidine-2,4-dione |
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Traditional Name | 5-{7-oxabicyclo[4.1.0]hepta-2,4-dien-3-yl}-5-phenylimidazolidine-2,4-dione |
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CAS Registry Number | Not Available |
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SMILES | O=C1NC(=O)C(N1)(C1=CC=CC=C1)C1=CC2OC2C=C1 |
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InChI Identifier | InChI=1S/C15H12N2O3/c18-13-15(17-14(19)16-13,9-4-2-1-3-5-9)10-6-7-11-12(8-10)20-11/h1-8,11-12H,(H2,16,17,18,19) |
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InChI Key | WBRFFCOFWKCXFD-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as phenylhydantoins. These are heterocyclic aromatic compounds containing an imiazolidinedione moiety substituted by a phenyl group. |
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Kingdom | Organic compounds |
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Super Class | Organoheterocyclic compounds |
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Class | Azolidines |
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Sub Class | Imidazolidines |
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Direct Parent | Phenylhydantoins |
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Alternative Parents | |
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Substituents | - 5-phenylhydantoin
- Phenylimidazolidine
- Alpha-amino acid or derivatives
- 5-monosubstituted hydantoin
- N-acyl urea
- Ureide
- Monocyclic benzene moiety
- Benzenoid
- Dicarboximide
- Carbonic acid derivative
- Urea
- Azacycle
- Carboxylic acid derivative
- Dialkyl ether
- Oxirane
- Ether
- Oxacycle
- Carbonyl group
- Organic nitrogen compound
- Organopnictogen compound
- Organic oxygen compound
- Organonitrogen compound
- Organooxygen compound
- Organic oxide
- Hydrocarbon derivative
- Aromatic heteropolycyclic compound
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Molecular Framework | Aromatic heteropolycyclic 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 | |
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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 Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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Phenytoin arene-oxide,1TMS,isomer #1 | C[Si](C)(C)N1C(=O)NC(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 2649.8 | Semi standard non polar | 33892256 | Phenytoin arene-oxide,1TMS,isomer #1 | C[Si](C)(C)N1C(=O)NC(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 2331.5 | Standard non polar | 33892256 | Phenytoin arene-oxide,1TMS,isomer #1 | C[Si](C)(C)N1C(=O)NC(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 3665.8 | Standard polar | 33892256 | Phenytoin arene-oxide,1TMS,isomer #2 | C[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC2OC2C=C1)C1=CC=CC=C1 | 2636.1 | Semi standard non polar | 33892256 | Phenytoin arene-oxide,1TMS,isomer #2 | C[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC2OC2C=C1)C1=CC=CC=C1 | 2347.1 | Standard non polar | 33892256 | Phenytoin arene-oxide,1TMS,isomer #2 | C[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC2OC2C=C1)C1=CC=CC=C1 | 3795.7 | Standard polar | 33892256 | Phenytoin arene-oxide,2TMS,isomer #1 | C[Si](C)(C)N1C(=O)N([Si](C)(C)C)C(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 2417.7 | Semi standard non polar | 33892256 | Phenytoin arene-oxide,2TMS,isomer #1 | C[Si](C)(C)N1C(=O)N([Si](C)(C)C)C(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 2408.9 | Standard non polar | 33892256 | Phenytoin arene-oxide,2TMS,isomer #1 | C[Si](C)(C)N1C(=O)N([Si](C)(C)C)C(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 3299.8 | Standard polar | 33892256 | Phenytoin arene-oxide,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)NC(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 2934.1 | Semi standard non polar | 33892256 | Phenytoin arene-oxide,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)NC(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 2544.6 | Standard non polar | 33892256 | Phenytoin arene-oxide,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)NC(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 3737.3 | Standard polar | 33892256 | Phenytoin arene-oxide,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC2OC2C=C1)C1=CC=CC=C1 | 2882.1 | Semi standard non polar | 33892256 | Phenytoin arene-oxide,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC2OC2C=C1)C1=CC=CC=C1 | 2554.2 | Standard non polar | 33892256 | Phenytoin arene-oxide,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC2OC2C=C1)C1=CC=CC=C1 | 3798.9 | Standard polar | 33892256 | Phenytoin arene-oxide,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)N([Si](C)(C)C(C)(C)C)C(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 2927.8 | Semi standard non polar | 33892256 | Phenytoin arene-oxide,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)N([Si](C)(C)C(C)(C)C)C(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 2844.6 | Standard non polar | 33892256 | Phenytoin arene-oxide,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)N([Si](C)(C)C(C)(C)C)C(C2=CC3OC3C=C2)(C2=CC=CC=C2)C1=O | 3353.9 | 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 - Phenytoin arene-oxide GC-MS (Non-derivatized) - 70eV, Positive | splash10-000t-3900000000-9efa4bfdf4f72f2f2514 | 2017-09-20 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Phenytoin arene-oxide 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 - Phenytoin arene-oxide 10V, Positive-QTOF | splash10-014j-0890000000-b1ac67ebfe6d31156307 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 20V, Positive-QTOF | splash10-0002-0900000000-798f9ccb530dd8c07282 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 40V, Positive-QTOF | splash10-0fu6-3900000000-3c0913b08bb8cc2b3943 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 10V, Negative-QTOF | splash10-014i-0090000000-2fd54e3b6725c2e1b6cb | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 20V, Negative-QTOF | splash10-014i-3390000000-68e5a4d4466d694c4875 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 40V, Negative-QTOF | splash10-0f6x-4900000000-56adc3c0900052f75a89 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 10V, Negative-QTOF | splash10-014i-0090000000-bd7cd943428e7be367e7 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 20V, Negative-QTOF | splash10-0006-9540000000-7cb9b44ddb94c5029581 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 40V, Negative-QTOF | splash10-0006-9500000000-052a6f128f9a89805f40 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 10V, Positive-QTOF | splash10-014i-0090000000-bab633482800eb8f5ea1 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 20V, Positive-QTOF | splash10-00ls-0950000000-76342d8c21289fc13d3e | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Phenytoin arene-oxide 40V, Positive-QTOF | splash10-0f8a-2910000000-c5d591694a524a054407 | 2021-10-12 | Wishart Lab | View Spectrum |
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