| Record Information |
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| Version | 1.0 |
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| Creation date | 2011-09-21 00:25:52 UTC |
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| Update date | 2025-11-19 02:43:25 UTC |
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| Primary ID | FDB023182 |
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| Secondary Accession Numbers | |
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| Chemical Information |
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| FooDB Name | O-Phosphohomoserine |
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| Description | O-Phosphohomoserine, also known as homoserine phosphate, belongs to the class of organic compounds known as l-alpha-amino acids. These are alpha amino acids which have the L-configuration of the alpha-carbon atom. O-Phosphohomoserine is a very strong basic compound (based on its pKa). O-Phosphohomoserine exists in all living species, ranging from bacteria to humans. Outside of the human body, O-Phosphohomoserine has been detected, but not quantified in, several different foods, such as groundcherries, blackcurrants, fireweeds, mung beans, and saskatoon berries. This could make O-phosphohomoserine a potential biomarker for the consumption of these foods. The L-enantiomer of O-phosphohomoserine. |
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| CAS Number | 4210-66-6 |
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| Structure | |
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| Synonyms | | Synonym | Source |
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| Homoserine phosphate | ChEBI | | L-Homoserine, dihydrogen phosphate (ester) | ChEBI | | Homoserine phosphoric acid | Generator | | L-Homoserine, dihydrogen phosphoric acid (ester) | Generator | | 2-amino-4-Hydroxy-butyric acid phosphate | HMDB | | L-2-amino-4-Hydroxy-butyric acid dihydrogen phosphate (ester) | HMDB | | O-phospho-Homoserine | HMDB | | O-phospho-L-Homoserine | HMDB | | O-Phosphohomoserine, (DL)-isomer | MeSH, HMDB | | 2-amino-4-Hydroxy-butyric acid ate | HMDB | | 2-amino-4-hydroxy-Butyric acid phosphate | hmdb | | Homoserine ate | ChEBI | | Homoserine ic acid | Generator | | L-2-amino-4-Hydroxy-butyric acid dihydrogen ate (ester) | HMDB | | L-2-amino-4-hydroxy-Butyric acid dihydrogen phosphate (ester) | hmdb | | L-Homoserine, dihydrogen ate (ester) | ChEBI | | L-Homoserine, dihydrogen ic acid (ester) | Generator | | O-O-Homoserine | HMDB | | O-O-L-Homoserine | ChEBI | | O-Ohomoserine | ChEBI | | O-Phospho-homoserine | hmdb | | O-Phospho-L-homoserine | hmdb |
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| Predicted Properties | |
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| Chemical Formula | C4H10NO6P |
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| IUPAC name | (2S)-2-amino-4-(phosphonooxy)butanoic acid |
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| InChI Identifier | InChI=1S/C4H10NO6P/c5-3(4(6)7)1-2-11-12(8,9)10/h3H,1-2,5H2,(H,6,7)(H2,8,9,10)/t3-/m0/s1 |
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| InChI Key | FXDNYOANAXWZHG-VKHMYHEASA-N |
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| Isomeric SMILES | N[C@@H](CCOP(O)(O)=O)C(O)=O |
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| Average Molecular Weight | 199.0991 |
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| Monoisotopic Molecular Weight | 199.024573569 |
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| Classification |
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| Description | Belongs to the class of organic compounds known as l-alpha-amino acids. These are alpha amino acids which have the L-configuration of the alpha-carbon atom. |
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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 | L-alpha-amino acids |
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| Alternative Parents | |
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| Substituents | - L-alpha-amino acid
- Monoalkyl phosphate
- Organic phosphoric acid derivative
- Phosphoric acid ester
- Alkyl phosphate
- Fatty acid
- Amino acid
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Amine
- Hydrocarbon derivative
- Primary amine
- Organic oxide
- Organooxygen compound
- Organonitrogen compound
- Organopnictogen compound
- Organic oxygen compound
- Primary aliphatic amine
- Organic nitrogen compound
- Carbonyl group
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic compounds |
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| External Descriptors | |
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| Ontology |
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| Disposition | Route of exposure: Source: |
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| Physico-Chemical Properties |
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| Physico-Chemical Properties - Experimental | | Property | Value | Reference |
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| Physical state | Solid | |
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| Physical Description | Not Available | |
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| Mass Composition | Not Available | |
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| Melting Point | Not Available | |
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| Boiling Point | Not Available | |
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| Experimental Water Solubility | Not Available | |
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| Experimental logP | Not Available | |
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| Experimental pKa | Not Available | |
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| Isoelectric point | Not Available | |
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| Charge | Not Available | |
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| Optical Rotation | Not Available | |
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| Spectroscopic UV Data | Not Available | |
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| Density | Not Available | |
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| Refractive Index | Not Available | |
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| Spectra |
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| Spectra | |
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| EI-MS/GC-MS | | Type | Description | Splash Key | View |
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| Predicted GC-MS | O-Phosphohomoserine, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | splash10-0002-9300000000-32eaea5dd0559c46626e | Spectrum | | Predicted GC-MS | O-Phosphohomoserine, 1 TMS, Predicted GC-MS Spectrum - 70eV, Positive | splash10-00dj-9740000000-c08eab2934811bd8ba17 | Spectrum | | Predicted GC-MS | O-Phosphohomoserine, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | O-Phosphohomoserine, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum |
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| MS/MS | | Type | Description | Splash Key | View |
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| Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-0udi-2920000000-4ad8858fcdd6c7235181 | 2015-09-15 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0pb9-9400000000-0f8e18482c6cb4d65640 | 2015-09-15 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0a4i-9100000000-5e53d50c26289d23a51d | 2015-09-15 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-0002-6900000000-7771f160a034ddf9f1b5 | 2015-09-15 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-004i-9100000000-8d6f322a6a23b8822896 | 2015-09-15 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-004i-9000000000-a90f429c8931d6b68915 | 2015-09-15 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-0002-9000000000-94d81f86136a653c973b | 2021-09-21 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-004i-9000000000-a5e502a2627af2048a1f | 2021-09-21 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-004i-9000000000-a5e502a2627af2048a1f | 2021-09-21 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-0a4i-9300000000-ba13bc26408fc381d706 | 2021-09-25 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0a4i-9000000000-1371bda97f3f9586cda8 | 2021-09-25 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0a4i-9000000000-2f91689a76e6cee9ff4d | 2021-09-25 | View Spectrum |
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| NMR | Not Available |
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| External Links |
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| ChemSpider ID | 133252 |
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| ChEMBL ID | Not Available |
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| KEGG Compound ID | C01102 |
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| Pubchem Compound ID | 151187 |
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| Pubchem Substance ID | Not Available |
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| ChEBI ID | 15961 |
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| Phenol-Explorer ID | Not Available |
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| DrugBank ID | Not Available |
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| HMDB ID | HMDB03484 |
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| CRC / DFC (Dictionary of Food Compounds) ID | Not Available |
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| EAFUS ID | Not Available |
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| Dr. Duke ID | Not Available |
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| BIGG ID | 36811 |
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| KNApSAcK ID | C00007385 |
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| HET ID | Not Available |
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| Food Biomarker Ontology | Not Available |
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| VMH ID | Not Available |
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| Flavornet ID | Not Available |
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| GoodScent ID | Not Available |
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| SuperScent ID | Not Available |
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| Wikipedia ID | Not Available |
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| Phenol-Explorer Metabolite ID | Not Available |
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| Duplicate IDS | Not Available |
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| Old DFC IDS | Not Available |
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| Associated Foods |
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| Food | Content Range | Average | Reference |
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| Food | | | Reference |
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| Biological Effects and Interactions |
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| Health Effects / Bioactivities | Not Available |
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| Enzymes | Not Available |
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| Pathways | Not Available |
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| Metabolism | Not Available |
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| Biosynthesis | Not Available |
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| Organoleptic Properties |
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| Flavours | Not Available |
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| Files |
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| MSDS | Not Available |
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| References |
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| Synthesis Reference | Not Available |
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| General Reference | Not Available |
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| Content Reference | |
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