| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2020-06-11 21:52:30 UTC |
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| Update Date | 2023-07-07 20:53:56 UTC |
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| HMDB ID | HMDB0240680 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | Cer(d18:2/24:1) |
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| Description | Ceramides, also known as N-acylsphingosines, consist of a sphingoid base linked to a fatty acid chain via the amine group. Ceramides are one of the hydrolysis byproducts of sphingomyelin via the enzyme sphingomyelinase (sphingomyelin phosphorylcholine phosphohydrolase, EC 3.1.4.12) which has been identified in the subcellular fractions of human epidermis and many other tissues (PMID: 25935 ). They can also be synthesized from serine and palmitate in a de novo pathway and are regarded as important cellular signals for inducing apoptosis (PMID: 14998372 ). Ceramides are key to the biosynthesis of glycosphingolipids and gangliosides. Cer(d18:2(4E,14Z)/24:1(15Z)), in particular, consists of a diunsaturated 18-carbon dihydroxylated sphingoid base linked to one chain of 15Z-tetracosenoic acid. |
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| Structure | [H][C@@](CO)(NC(=O)CCCCCCCCCCCCC\C=C/CCCCCCCC)[C@H](O)\C=C\CCCCCCCC\C=C/CCC InChI=1S/C42H79NO3/c1-3-5-7-9-11-13-15-17-18-19-20-21-22-23-24-26-28-30-32-34-36-38-42(46)43-40(39-44)41(45)37-35-33-31-29-27-25-16-14-12-10-8-6-4-2/h8,10,17-18,35,37,40-41,44-45H,3-7,9,11-16,19-34,36,38-39H2,1-2H3,(H,43,46)/b10-8-,18-17-,37-35+/t40-,41+/m0/s1 |
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| Synonyms | | Value | Source |
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| (15Z)-N-[(2S,3R,14Z)-1,3-Dihydroxyoctadeca-4,14-dien-2-yl]tetracos-15-enimidate | HMDB | | Cer D18:2(4E,14Z)/24:1(15Z) | HMDB | | Cer D18:2/24:1 | HMDB | | Cer(D18:2/24:1) | HMDB | | Ceramide (D18:2(4E,14Z),C24:1(15Z)) | HMDB | | Ceramide (D18:2(4E,14Z)/24:1(15Z)) | HMDB | | Ceramide (D18:2,C24:1) | HMDB | | Ceramide (D18:2/24:1) | HMDB | | Ceramide(D18:2(4E,14Z)/24:1(15Z)) | HMDB | | Ceramide(D18:2/24:1) | HMDB | | Cer(d18:2(4E,14Z)/24:1(15Z)) | HMDB |
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| Chemical Formula | C42H79NO3 |
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| Average Molecular Weight | 646.098 |
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| Monoisotopic Molecular Weight | 645.605995408 |
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| IUPAC Name | (15Z)-N-[(2S,3R,4E,14Z)-1,3-dihydroxyoctadeca-4,14-dien-2-yl]tetracos-15-enamide |
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| Traditional Name | (15Z)-N-[(2S,3R,4E,14Z)-1,3-dihydroxyoctadeca-4,14-dien-2-yl]tetracos-15-enamide |
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| CAS Registry Number | 2148920-72-1 |
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| SMILES | [H][C@@](CO)(NC(=O)CCCCCCCCCCCCC\C=C/CCCCCCCC)[C@H](O)\C=C\CCCCCCCC\C=C/CCC |
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| InChI Identifier | InChI=1S/C42H79NO3/c1-3-5-7-9-11-13-15-17-18-19-20-21-22-23-24-26-28-30-32-34-36-38-42(46)43-40(39-44)41(45)37-35-33-31-29-27-25-16-14-12-10-8-6-4-2/h8,10,17-18,35,37,40-41,44-45H,3-7,9,11-16,19-34,36,38-39H2,1-2H3,(H,43,46)/b10-8-,18-17-,37-35+/t40-,41+/m0/s1 |
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| InChI Key | NQNRUVQAQHEVGR-NCHVUCKSSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as secondary alcohols. Secondary alcohols are compounds containing a secondary alcohol functional group, with the general structure HOC(R)(R') (R,R'=alkyl, aryl). |
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| Kingdom | Organic compounds |
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| Super Class | Organic oxygen compounds |
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| Class | Organooxygen compounds |
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| Sub Class | Alcohols and polyols |
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| Direct Parent | Secondary alcohols |
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| Alternative Parents | |
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| Substituents | - Secondary alcohol
- Organic 1,3-dipolar compound
- Propargyl-type 1,3-dipolar organic compound
- Carboximidic acid derivative
- Carboximidic acid
- Organic nitrogen compound
- Organopnictogen compound
- Hydrocarbon derivative
- Primary alcohol
- Organonitrogen 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 | |
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| Disposition | |
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| Process | |
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| Role | Not Available |
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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 √ó 2.1 mm; 1.7 Œºmparticle diameter). Predicted by Afia on May 17, 2022. | 6.99 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 41.3861 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.63 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 5607.0 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 792.0 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 411.7 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 388.1 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 1158.8 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1879.1 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 | 1225.6 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 186.0 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 4150.1 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 1179.8 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 | 3183.7 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 1426.9 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 821.8 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 701.0 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 780.5 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 | 10.9 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| Cer(d18:2(4E,14Z)/24:1(15Z)),1TMS,isomer #1 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O)[C@H](CO[Si](C)(C)C)NC(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC | 4990.4 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),1TMS,isomer #2 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C)[C@H](CO)NC(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC | 5006.3 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),1TMS,isomer #3 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O)[C@H](CO)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C | 4823.8 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),2TMS,isomer #1 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C)[C@H](CO[Si](C)(C)C)NC(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC | 4913.2 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),2TMS,isomer #2 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O)[C@H](CO[Si](C)(C)C)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C | 4770.8 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),2TMS,isomer #3 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C)[C@H](CO)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C | 4771.6 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),3TMS,isomer #1 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C)[C@H](CO[Si](C)(C)C)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C | 4781.2 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),3TMS,isomer #1 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C)[C@H](CO[Si](C)(C)C)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C | 4463.7 | Standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),3TMS,isomer #1 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C)[C@H](CO[Si](C)(C)C)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C | 4361.0 | Standard polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),1TBDMS,isomer #1 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O)[C@H](CO[Si](C)(C)C(C)(C)C)NC(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC | 5236.8 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),1TBDMS,isomer #2 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C(C)(C)C)[C@H](CO)NC(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC | 5246.6 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),1TBDMS,isomer #3 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O)[C@H](CO)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C(C)(C)C | 5054.2 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),2TBDMS,isomer #1 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C(C)(C)C)[C@H](CO[Si](C)(C)C(C)(C)C)NC(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC | 5392.6 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),2TBDMS,isomer #2 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O)[C@H](CO[Si](C)(C)C(C)(C)C)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C(C)(C)C | 5221.3 | Semi standard non polar | 33892256 | | Cer(d18:2(4E,14Z)/24:1(15Z)),2TBDMS,isomer #3 | CCC/C=C\CCCCCCCC/C=C/[C@@H](O[Si](C)(C)C(C)(C)C)[C@H](CO)N(C(=O)CCCCCCCCCCCCC/C=C\CCCCCCCC)[Si](C)(C)C(C)(C)C | 5234.5 | Semi standard non 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 - Cer(d18:2/24:1) GC-MS (TMS_1_1) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TMS_1_2) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TMS_1_3) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TMS_2_1) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TMS_2_2) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TMS_2_3) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TBDMS_1_1) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TBDMS_1_2) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TBDMS_1_3) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TBDMS_2_1) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TBDMS_2_2) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS (TBDMS_2_3) - 70eV, Positive | Not Available | 2021-10-17 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Cer(d18:2/24:1) GC-MS ("Cer(d18:2(4E,14Z)/24:1(15Z)),1TMS,#1" TMS) - 70eV, Positive | Not Available | 2021-11-02 | 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 - Cer(d18:2/24:1) 10V, Positive-QTOF | splash10-004j-1000209000-e1b2a40aae79ecb64968 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cer(d18:2/24:1) 20V, Positive-QTOF | splash10-06vi-2013219000-95091ab053e8d946a4bd | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cer(d18:2/24:1) 40V, Positive-QTOF | splash10-001i-3595100000-130e4f26e2989de37fab | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cer(d18:2/24:1) 10V, Negative-QTOF | splash10-0006-0000009000-31c8b0ef7437019f2ed9 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cer(d18:2/24:1) 20V, Negative-QTOF | splash10-002f-0055209000-829dace3b53272d9848d | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Cer(d18:2/24:1) 40V, Negative-QTOF | splash10-0006-2149100000-0817dc73cbcd9bf7b650 | 2021-09-24 | Wishart Lab | View Spectrum |
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