| Record Information |
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| Version | 5.0 |
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| Status | Detected and Quantified |
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| Creation Date | 2014-09-22 19:35:41 UTC |
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| Update Date | 2023-02-21 17:30:26 UTC |
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| HMDB ID | HMDB0061734 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Dimethylphosphate |
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| Description | Dimethylphosphate, also known as dimethyl hydrogen phosphate, is classified as a member of the Dialkyl phosphates. Dialkyl phosphates are organic compounds containing a phosphate group that is linked to exactly two alkyl chain. Dimethylphosphate is considered to be soluble (in water) and acidic. (ChemoSummarizer) |
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| Structure | InChI=1S/C2H7O4P/c1-5-7(3,4)6-2/h1-2H3,(H,3,4) |
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| Synonyms | | Value | Source |
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| Dimethyl hydrogen phosphoric acid | Generator | | Dimethyl phosphate | MeSH | | Dimethyl phosphate, sodium salt | MeSH | | Dimethyl phosphate, potassium salt | MeSH | | Dimethylphosphate | MeSH | | Dimethylphosphoric acid | Generator |
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| Chemical Formula | C2H7O4P |
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| Average Molecular Weight | 126.048 |
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| Monoisotopic Molecular Weight | 126.008195703 |
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| IUPAC Name | dimethoxyphosphinic acid |
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| Traditional Name | dimethyl phosphate |
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| CAS Registry Number | Not Available |
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| SMILES | COP(O)(=O)OC |
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| InChI Identifier | InChI=1S/C2H7O4P/c1-5-7(3,4)6-2/h1-2H3,(H,3,4) |
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| InChI Key | KKUKTXOBAWVSHC-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as dialkyl phosphates. These are organic compounds containing a phosphate group that is linked to exactly two alkyl chain. |
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| Kingdom | Organic compounds |
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| Super Class | Organic acids and derivatives |
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| Class | Organic phosphoric acids and derivatives |
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| Sub Class | Phosphate esters |
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| Direct Parent | Dialkyl phosphates |
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| Alternative Parents | |
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| Substituents | - Dialkyl phosphate
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic 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 | |
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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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| 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. | 2.77 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 8.584 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 5.72 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 574.2 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 328.5 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 73.2 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 219.9 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 55.0 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 252.2 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 | 265.9 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 504.9 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 580.2 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 71.2 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 | 652.8 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 204.9 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 274.3 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 596.1 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 287.2 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 | 334.5 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| Dimethylphosphate,1TMS,isomer #1 | COP(=O)(OC)O[Si](C)(C)C | 1081.6 | Semi standard non polar | 33892256 | | Dimethylphosphate,1TMS,isomer #1 | COP(=O)(OC)O[Si](C)(C)C | 1065.5 | Standard non polar | 33892256 | | Dimethylphosphate,1TMS,isomer #1 | COP(=O)(OC)O[Si](C)(C)C | 1271.3 | Standard polar | 33892256 | | Dimethylphosphate,1TBDMS,isomer #1 | COP(=O)(OC)O[Si](C)(C)C(C)(C)C | 1311.0 | Semi standard non polar | 33892256 | | Dimethylphosphate,1TBDMS,isomer #1 | COP(=O)(OC)O[Si](C)(C)C(C)(C)C | 1317.9 | Standard non polar | 33892256 | | Dimethylphosphate,1TBDMS,isomer #1 | COP(=O)(OC)O[Si](C)(C)C(C)(C)C | 1417.6 | 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 - Dimethylphosphate GC-MS (Non-derivatized) - 70eV, Positive | splash10-06w9-5900000000-3e9778281c60adc0f145 | 2017-09-20 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Dimethylphosphate GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Dimethylphosphate 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 - Dimethylphosphate 10V, Positive-QTOF | splash10-004i-1900000000-8d39c7c81894f796ba59 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 20V, Positive-QTOF | splash10-03di-2900000000-d2c1ba89a71ef5ed3555 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 40V, Positive-QTOF | splash10-02vi-9200000000-fa0cc1ca42fe6c9d3f90 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 10V, Negative-QTOF | splash10-004i-1900000000-2daa5c91d568cb5ab6ba | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 20V, Negative-QTOF | splash10-004i-3900000000-4ebe71a1d67365c5dbc1 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 40V, Negative-QTOF | splash10-03di-9000000000-cfe2198166f3c846a1fa | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 10V, Positive-QTOF | splash10-004i-0900000000-20a970637abf97b4a4c3 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 20V, Positive-QTOF | splash10-0a6r-1900000000-55453cd202668d160f2d | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 40V, Positive-QTOF | splash10-0a6r-8900000000-ab196a35d4ffa5ada718 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 10V, Negative-QTOF | splash10-004l-6900000000-1d441ea12481329240f9 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 20V, Negative-QTOF | splash10-03di-9000000000-7839950a1781974ff4a5 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Dimethylphosphate 40V, Negative-QTOF | splash10-03di-9000000000-3d002249aad3025573b5 | 2021-09-25 | 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) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-24 | 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]-) | 2023-02-04 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+) | 2023-02-04 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+) | 2023-02-04 | FELIX lab | View Spectrum |
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