Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2017-09-09 05:17:26 UTC |
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Update Date | 2022-11-30 19:26:17 UTC |
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HMDB ID | HMDB0115631 |
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Secondary Accession Numbers | None |
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Metabolite Identification |
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Common Name | PA(20:0/a-17:0) |
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Description | PA(20:0/a-17:0) is a phosphatidic acid. It is a glycerophospholipid in which a phosphate moiety occupies a glycerol substitution site. As is the case with diacylglycerols, phosphatidic acids can have many different combinations of fatty acids of varying lengths and saturation attached at the C-1 and C-2 positions. Fatty acids containing 16, 18 and 20 carbons are the most common. PA(20:0/a-17:0), in particular, consists of one chain of arachidic acid at the C-1 position and one chain of anteisoheptadecanoic acid at the C-2 position. Phosphatidic acids are quite rare but are extremely important as intermediates in the biosynthesis of triacylglycerols and phospholipids. |
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Structure | [H][C@@](COC(=O)CCCCCCCCCCCCCCCCCCC)(COP(O)(O)=O)OC(=O)CCCCCCCCCCCCC(C)CC InChI=1S/C40H79O8P/c1-4-6-7-8-9-10-11-12-13-14-15-16-17-21-24-27-30-33-39(41)46-35-38(36-47-49(43,44)45)48-40(42)34-31-28-25-22-19-18-20-23-26-29-32-37(3)5-2/h37-38H,4-36H2,1-3H3,(H2,43,44,45)/t37?,38-/m1/s1 |
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Synonyms | Value | Source |
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1-arachidoyl-2-anteisoheptadecanoyl-sn-glycero-3-phosphate | SMPDB, HMDB | 1-arachidoyl-2-anteisoheptadecanoyl-sn-phosphatidic acid | SMPDB, HMDB | PA(20:0/a-17:0) | SMPDB | PA(37:0) | SMPDB, HMDB | Phosphatidic acid(20:0/a-17:0) | SMPDB, HMDB | Phosphatidic acid(37:0) | SMPDB, HMDB | Phosphatidate(20:0/a-17:0) | SMPDB, HMDB | Phosphatidate(37:0) | SMPDB, HMDB | [(2R)-3-(Icosanoyloxy)-2-[(14-methylhexadecanoyl)oxy]propoxy]phosphonate | Generator, HMDB |
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Chemical Formula | C40H79O8P |
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Average Molecular Weight | 719.038 |
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Monoisotopic Molecular Weight | 718.551256502 |
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IUPAC Name | [(2R)-3-(icosanoyloxy)-2-[(14-methylhexadecanoyl)oxy]propoxy]phosphonic acid |
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Traditional Name | (2R)-3-(icosanoyloxy)-2-[(14-methylhexadecanoyl)oxy]propoxyphosphonic acid |
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CAS Registry Number | Not Available |
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SMILES | [H][C@@](COC(=O)CCCCCCCCCCCCCCCCCCC)(COP(O)(O)=O)OC(=O)CCCCCCCCCCCCC(C)CC |
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InChI Identifier | InChI=1S/C40H79O8P/c1-4-6-7-8-9-10-11-12-13-14-15-16-17-21-24-27-30-33-39(41)46-35-38(36-47-49(43,44)45)48-40(42)34-31-28-25-22-19-18-20-23-26-29-32-37(3)5-2/h37-38H,4-36H2,1-3H3,(H2,43,44,45)/t37?,38-/m1/s1 |
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InChI Key | MMQRJQGNDMPFMV-YWIOZPJLSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as 1,2-diacylglycerol-3-phosphates. These are glycerol-3-phosphates in which the glycerol moiety is bonded to two aliphatic chains through ester linkages. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Glycerophospholipids |
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Sub Class | Glycerophosphates |
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Direct Parent | 1,2-diacylglycerol-3-phosphates |
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Alternative Parents | |
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Substituents | - 1,2-diacylglycerol-3-phosphate
- Fatty acid ester
- Monoalkyl phosphate
- Dicarboxylic acid or derivatives
- Fatty acyl
- Alkyl phosphate
- Phosphoric acid ester
- Organic phosphoric acid derivative
- Carboxylic acid ester
- Carboxylic acid derivative
- Hydrocarbon derivative
- Organic oxide
- Organic oxygen compound
- Carbonyl group
- 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 | Not Available |
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Process | |
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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 Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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PA(20:0/a-17:0),1TMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O)O[Si](C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 4980.5 | Semi standard non polar | 33892256 | PA(20:0/a-17:0),1TMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O)O[Si](C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 4354.7 | Standard non polar | 33892256 | PA(20:0/a-17:0),1TMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O)O[Si](C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 5943.6 | Standard polar | 33892256 | PA(20:0/a-17:0),2TMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 4960.7 | Semi standard non polar | 33892256 | PA(20:0/a-17:0),2TMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 4376.9 | Standard non polar | 33892256 | PA(20:0/a-17:0),2TMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 5221.7 | Standard polar | 33892256 | PA(20:0/a-17:0),1TBDMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O)O[Si](C)(C)C(C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 5221.6 | Semi standard non polar | 33892256 | PA(20:0/a-17:0),1TBDMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O)O[Si](C)(C)C(C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 4479.8 | Standard non polar | 33892256 | PA(20:0/a-17:0),1TBDMS,isomer #1 | CCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O)O[Si](C)(C)C(C)(C)C)OC(=O)CCCCCCCCCCCCC(C)CC | 5901.4 | Standard polar | 33892256 |
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| MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 10V, Positive-QTOF | splash10-0fr2-1092501400-6cef49d3d517288bc3b3 | 2019-02-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 20V, Positive-QTOF | splash10-0f6t-2292201000-d13911e827d84a953efb | 2019-02-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 40V, Positive-QTOF | splash10-0wmj-3294011000-91018da1bebcc898c2ac | 2019-02-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 10V, Negative-QTOF | splash10-02tc-5095400300-2d9dac75b1b38ccf1d86 | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 20V, Negative-QTOF | splash10-004i-9032000000-55e1f5fd6e47800a433a | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 40V, Negative-QTOF | splash10-004i-9000000000-886eed60cffa3e6d8a92 | 2019-02-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 10V, Negative-QTOF | splash10-014i-0000000900-9f31223c8463ad3497a2 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 20V, Negative-QTOF | splash10-014j-0033900400-9e7a95f39ee96b89144d | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 40V, Negative-QTOF | splash10-02t9-1169600100-beac0ec0986c00d0b35e | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 10V, Positive-QTOF | splash10-0006-0000000900-1d63072fca90e22ecc74 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 20V, Positive-QTOF | splash10-0006-0000009900-5e8042c746f2460b251a | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 40V, Positive-QTOF | splash10-0096-0000902300-fe666973047ea1c9a594 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 10V, Positive-QTOF | splash10-0uxr-0000000900-ad15be9ac5212f7f3e43 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 20V, Positive-QTOF | splash10-01b9-0000005900-adc31a7b39677df8d104 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - PA(20:0/a-17:0) 40V, Positive-QTOF | splash10-05fs-0000906200-4d902a51c0afd4098fce | 2021-09-25 | Wishart Lab | View Spectrum |
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