Record Information |
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Version | 1.0 |
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Creation date | 2015-05-07 19:45:24 UTC |
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Update date | 2019-11-26 03:21:51 UTC |
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Primary ID | FDB030670 |
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Secondary Accession Numbers | Not Available |
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Chemical Information |
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FooDB Name | all-trans-retinol |
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Description | Vitamin a, also known as retinol or aquasol a, is a member of the class of compounds known as retinoids. Retinoids are oxygenated derivatives of 3,7-dimethyl-1-(2,6,6-trimethylcyclohex-1-enyl)nona-1,3,5,7-tetraene and derivatives thereof. Thus, vitamin a is considered to be an isoprenoid lipid molecule. Vitamin a is practically insoluble (in water) and an extremely weak acidic compound (based on its pKa). Vitamin a can be found primarily in blood and saliva, as well as throughout most human tissues. Within the cell, vitamin a is primarily located in the cytoplasm and in the membrane (predicted from logP). It can also be found in the extracellular space. Vitamin a exists in all living organisms, ranging from bacteria to humans. In humans, vitamin a is involved in the retinol metabolism. Vitamin a is also involved in vitamin A deficiency, which is a metabolic disorder. Moreover, vitamin a is found to be associated with thyroid cancer and hemodialysis. Vitamin a is a non-carcinogenic (not listed by IARC) potentially toxic compound. Vitamin a is a drug which is used for the treatment of vitamin a deficiency. Vitamin A is a group of unsaturated nutritional organic compounds that includes retinol, retinal, retinoic acid, and several provitamin A carotenoids (most notably beta-carotene). Vitamin A has multiple functions: it is important for growth and development, for the maintenance of the immune system and good vision. Vitamin A is needed by the retina of the eye in the form of retinal, which combines with protein opsin to form rhodopsin, the light-absorbing molecule necessary for both low-light (scotopic vision) and color vision. Vitamin A also functions in a very different role as retinoic acid (an irreversibly oxidized form of retinol), which is an important hormone-like growth factor for epithelial and other cells . Hepatic. Retinol is conjugated with glucuronic acid; the B-glucuronide undergoes enterohepatic circulation and oxidation to retinol and retinoic acid. Retinoic acid undergoes decarboxylation and conjugation with glucuronic acid (DrugBank). Acute toxicity (single ingestion of 7 500 RE or 25 000 IU per kg or more): Signs and symptoms may be delayed for 8 to 24 hours and include: increased intracranial pressure, headache, irritability, drowsiness, dizziness, lethargy, vomiting, diarrhea, bulging of fontanels in infants, diplopia, papilledema. Peeling of skin around mouth may be observed from 1 to several days after ingestion and may spread to the rest of the body (T3DB). |
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CAS Number | 68-26-8 |
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Structure | |
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Synonyms | |
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Predicted Properties | |
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Chemical Formula | C20H30O |
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IUPAC name | (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-2,4,6,8-tetraen-1-ol |
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InChI Identifier | InChI=1S/C20H30O/c1-16(8-6-9-17(2)13-15-21)11-12-19-18(3)10-7-14-20(19,4)5/h6,8-9,11-13,21H,7,10,14-15H2,1-5H3/b9-6+,12-11+,16-8+,17-13+ |
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InChI Key | FPIPGXGPPPQFEQ-OVSJKPMPSA-N |
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Isomeric SMILES | C\C(=C/CO)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C |
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Average Molecular Weight | 286.4516 |
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Monoisotopic Molecular Weight | 286.229665582 |
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Classification |
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Description | Belongs to the class of organic compounds known as retinoids. These are oxygenated derivatives of 3,7-dimethyl-1-(2,6,6-trimethylcyclohex-1-enyl)nona-1,3,5,7-tetraene and derivatives thereof. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Prenol lipids |
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Sub Class | Retinoids |
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Direct Parent | Retinoids |
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Alternative Parents | |
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Substituents | - Retinoid skeleton
- Diterpenoid
- Fatty alcohol
- Fatty acyl
- Organic oxygen compound
- Hydrocarbon derivative
- Primary alcohol
- Organooxygen compound
- Alcohol
- Aliphatic homomonocyclic compound
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Molecular Framework | Aliphatic homomonocyclic compounds |
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External Descriptors | |
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Ontology |
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Ontology | No ontology term |
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Physico-Chemical Properties |
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Physico-Chemical Properties - Experimental | |
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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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EI-MS | Mass Spectrum (Electron Ionization) | splash10-052r-2950000000-c24ec8ff8d0ba6c1f23f | 2014-09-20 | View Spectrum | Predicted GC-MS | 11-cis-Retinol, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | splash10-00di-1190000000-7c2230ee88e04e8f3741 | Spectrum | Predicted GC-MS | 11-cis-Retinol, 1 TMS, Predicted GC-MS Spectrum - 70eV, Positive | splash10-0006-7139000000-7242603c3f7f12c824cd | Spectrum | Predicted GC-MS | 11-cis-Retinol, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | Predicted GC-MS | 11-cis-Retinol, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | Predicted GC-MS | 11-cis-Retinol, TBDMS_1_1, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum |
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MS/MS | Type | Description | Splash Key | View |
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MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 10V, Positive (Annotated) | splash10-000i-0290000000-25c523b646154b291da8 | 2012-07-24 | View Spectrum | MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 25V, Positive (Annotated) | splash10-05gj-3900000000-a63c286f931608f650a3 | 2012-07-24 | View Spectrum | MS/MS | LC-MS/MS Spectrum - Quattro_QQQ 40V, Positive (Annotated) | splash10-05mo-9700000000-e627db30469c74bb037f | 2012-07-24 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-00kr-0490000000-97ed49d705440e4d32e7 | 2017-07-26 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-00ks-3930000000-7c5bfbd8b838b97dc2aa | 2017-07-26 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0fri-9820000000-6a49bab0c891ffe1e5b2 | 2017-07-26 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-000i-0090000000-d0ff1cdc72141d0daa0e | 2017-07-26 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-0a4r-0090000000-c0a067ff8ed271b80945 | 2017-07-26 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-00ku-4590000000-cfc35aba420e707075f7 | 2017-07-26 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-0a4i-0090000000-fe93459d3069e264b77f | 2021-09-22 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-05mx-0190000000-f81760535f6050971f92 | 2021-09-22 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-00li-0960000000-4dbc516b202b90a6c265 | 2021-09-22 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-015i-1890000000-fb68e645ac6c84dc722c | 2021-09-22 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-05a9-2910000000-aa07b89a9cfe132b8725 | 2021-09-22 | View Spectrum | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-06dl-5900000000-6de72efc591b252620c9 | 2021-09-22 | View Spectrum |
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NMR | Type | Description | | View |
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1D NMR | 13C NMR Spectrum (1D, 100 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 200 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 300 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 400 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 500 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 600 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 700 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 800 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | | Spectrum | 1D NMR | 13C NMR Spectrum (1D, 900 MHz, H2O, predicted) | | Spectrum | 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, predicted) | | Spectrum | 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, CDCl3, experimental) | | Spectrum |
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External Links |
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ChemSpider ID | Not Available |
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ChEMBL ID | Not Available |
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KEGG Compound ID | Not Available |
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Pubchem Compound ID | Not Available |
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Pubchem Substance ID | Not Available |
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ChEBI ID | Not Available |
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Phenol-Explorer ID | Not Available |
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DrugBank ID | Not Available |
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HMDB ID | Not Available |
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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 | Not Available |
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KNApSAcK ID | Not Available |
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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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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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