Record Information |
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Version | 5.0 |
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Status | Detected but not Quantified |
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Creation Date | 2006-05-22 14:17:51 UTC |
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Update Date | 2022-03-07 02:49:15 UTC |
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HMDB ID | HMDB0002384 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Stearaldehyde |
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Description | Stearaldehyde or octadecanal is a normal long chain fatty aldehyde that can be found in total lipid extracts of muscle tissue. Stearaldehyde can also be found in the plasma of patients with Sjogren-Larsson syndrome. Sjogren-Larsson syndrome (SLS) is an autosomal recessively inherited neurocutaneous disorder caused by a deficiency of the microsomal enzyme fatty aldehyde dehydrogenase (FALDH). (PMID 14564703 , 11408337 ). Octadecanal is often used as the substrate of choice to test FALDH activity in patients suspected of having Sjogren-Larsson syndrome. |
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Structure | InChI=1S/C18H36O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h18H,2-17H2,1H3 |
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Synonyms | Value | Source |
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1-Octadecanal | HMDB | N-Octadecanal | HMDB | Octadecanal | HMDB | Octadecyl aldehyde | HMDB | Stearyl aldehyde | HMDB |
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Chemical Formula | C18H36O |
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Average Molecular Weight | 268.4778 |
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Monoisotopic Molecular Weight | 268.276615774 |
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IUPAC Name | octadecanal |
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Traditional Name | octadecanal |
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CAS Registry Number | 638-66-4 |
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SMILES | CCCCCCCCCCCCCCCCCC=O |
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InChI Identifier | InChI=1S/C18H36O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h18H,2-17H2,1H3 |
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InChI Key | FWWQKRXKHIRPJY-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as fatty aldehydes. These are long chain aldehydes with a chain of at least 12 carbon atoms. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Fatty Acyls |
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Sub Class | Fatty aldehydes |
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Direct Parent | Fatty aldehydes |
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Alternative Parents | |
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Substituents | - Fatty aldehyde
- Alpha-hydrogen aldehyde
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aldehyde
- 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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Physiological effect | |
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Disposition | |
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Process | |
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Role | |
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Physical Properties |
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State | Solid |
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Experimental Molecular Properties | |
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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 IndicesDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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Stearaldehyde,1TMS,isomer #1 | CCCCCCCCCCCCCCCCC=CO[Si](C)(C)C | 2218.1 | Semi standard non polar | 33892256 | Stearaldehyde,1TMS,isomer #1 | CCCCCCCCCCCCCCCCC=CO[Si](C)(C)C | 2149.0 | Standard non polar | 33892256 | Stearaldehyde,1TMS,isomer #1 | CCCCCCCCCCCCCCCCC=CO[Si](C)(C)C | 2189.0 | Standard polar | 33892256 | Stearaldehyde,1TBDMS,isomer #1 | CCCCCCCCCCCCCCCCC=CO[Si](C)(C)C(C)(C)C | 2438.7 | Semi standard non polar | 33892256 | Stearaldehyde,1TBDMS,isomer #1 | CCCCCCCCCCCCCCCCC=CO[Si](C)(C)C(C)(C)C | 2324.5 | Standard non polar | 33892256 | Stearaldehyde,1TBDMS,isomer #1 | CCCCCCCCCCCCCCCCC=CO[Si](C)(C)C(C)(C)C | 2305.1 | Standard polar | 33892256 |
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Spectra |
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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 - Stearaldehyde GC-MS (Non-derivatized) - 70eV, Positive | splash10-004s-7920000000-eb77cea6ff1e2f9e61d8 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Stearaldehyde GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Stearaldehyde 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 - Stearaldehyde 10V, Positive-QTOF | splash10-014i-0090000000-30cb04aa807a84734800 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 20V, Positive-QTOF | splash10-014i-7590000000-6c6b80daaa3bc9199118 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 40V, Positive-QTOF | splash10-052f-9630000000-3fafc3f8eb8a81ab4af6 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 10V, Negative-QTOF | splash10-014i-0090000000-ac08a0577c1a4bcdf9fa | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 20V, Negative-QTOF | splash10-014i-1090000000-732200f51dde19b2d096 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 40V, Negative-QTOF | splash10-0006-9120000000-e69838e719f741422126 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 10V, Positive-QTOF | splash10-014i-4190000000-b83032ede5096c39cb40 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 20V, Positive-QTOF | splash10-0aor-9320000000-a709a5ea2f32a3eee6ef | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 40V, Positive-QTOF | splash10-0a4l-9000000000-b6fda74f9776755394d8 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 10V, Negative-QTOF | splash10-014i-0090000000-f8d52a37bd931625f189 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 20V, Negative-QTOF | splash10-014i-0090000000-d619cf7178e25dd8c5a2 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Stearaldehyde 40V, Negative-QTOF | splash10-05mo-9460000000-cbe221841a0214192827 | 2021-09-25 | Wishart Lab | View Spectrum |
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Biological Properties |
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Cellular Locations | - Extracellular
- Membrane (predicted from logP)
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Biospecimen Locations | |
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Tissue Locations | Not Available |
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Pathways | |
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Normal Concentrations |
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Feces | Detected but not Quantified | Not Quantified | Adult (>18 years old) | Not Specified | Normal | | details |
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Abnormal Concentrations |
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| Not Available |
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Associated Disorders and Diseases |
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Disease References | None |
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Associated OMIM IDs | None |
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External Links |
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DrugBank ID | Not Available |
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Phenol Explorer Compound ID | Not Available |
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FooDB ID | FDB022988 |
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KNApSAcK ID | C00056027 |
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Chemspider ID | 12016 |
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KEGG Compound ID | C01838 |
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BioCyc ID | Not Available |
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BiGG ID | Not Available |
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Wikipedia Link | Not Available |
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METLIN ID | Not Available |
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PubChem Compound | 12533 |
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PDB ID | Not Available |
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ChEBI ID | 17034 |
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Food Biomarker Ontology | Not Available |
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VMH ID | Not Available |
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MarkerDB ID | Not Available |
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Good Scents ID | rw1419411 |
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References |
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Synthesis Reference | Journal of the Chemical Society [Section] C: Organic (1968), (12), 1412-19. |
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Material Safety Data Sheet (MSDS) | Not Available |
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General References | - Gilbertson JR, Ferrell WJ, Gelman RA: Isolation and analysis of free fatty aldehydes from rat, dog, and bovine heart muscle. J Lipid Res. 1967 Jan;8(1):38-45. [PubMed:14564703 ]
- Willemsen MA, IJlst L, Steijlen PM, Rotteveel JJ, de Jong JG, van Domburg PH, Mayatepek E, Gabreels FJ, Wanders RJ: Clinical, biochemical and molecular genetic characteristics of 19 patients with the Sjogren-Larsson syndrome. Brain. 2001 Jul;124(Pt 7):1426-37. [PubMed:11408337 ]
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