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Record Information
Version5.0
StatusPredicted
Creation Date2021-09-16 00:37:05 UTC
Update Date2022-11-30 20:06:57 UTC
HMDB IDHMDB0289973
Secondary Accession NumbersNone
Metabolite Identification
Common NameCer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12))
DescriptionCer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) is an oxidized ceramide (Cer). As all ceramides, oxidized ceramides are members of the class of compounds known as sphingolipids (SPs), or glycosylceramides. SPs are lipids containing a backbone of sphingoid bases (e.g. sphingosine or sphinganine) that are often covalently bound to a fatty acid derivative through N-acylation. SPs are found in cell membranes, particularly in peripheral nerve cells and the cells found in the central nervous system (including the brain and spinal cord). Sphingolipids are extremely versatile molecules that have functions controlling fundamental cellular processes such as cell division, differentiation, and cell death. Impairments associated with sphingolipid metabolism are associated with many common human diseases such as diabetes, various cancers, microbial infections, diseases of the cardiovascular and respiratory systems, Alzheimer’s disease and other neurological syndromes. The biosynthesis and catabolism of sphingolipids involves a large number of intermediate metabolites where many different enzymes are involved. Simple sphingolipids, which include the sphingoid bases and ceramides, make up the early products of the sphingolipid synthetic pathways, while complex sphingolipids may be formed by the addition of head groups to the ceramide template (Wikipedia). In humans, ceramides are phosphorylated to ceramide phosphates (CerPs) through the action of a specific ceramide kinase (CerK). Ceramide phosphates are important metabolites of ceramides as they act as a mediators of the inflammatory response. Ceramides are also one of the hydrolysis byproducts of sphingomyelins (SMs) through the action of the enzyme sphingomyelin phosphodiesterase, which has been identified in the subcellular fractions of human epidermis (PMID: 25935) and many other tissues. Ceramides 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 in the biosynthesis of glycosphingolipids and gangliosides. In terms of its appearance and structure, Cer(d18:1/22:1(13Z)) is a colorless solid that consists of an unsaturated 18-carbon sphingoid base with an attached unsaturated 13Z-docosenoyl fatty acid side chain. In most mammalian SPs, the 18-carbon sphingoid bases are predominant (PMID: 9759481).
Structure
Thumb
Synonyms
ValueSource
(5Z,8Z,10E,14Z,17Z)-N-[(2S,3R)-1,3-Dihydroxyoctadecan-2-yl]-12-hydroxyicosa-5,8,10,14,17-pentaenimidateGenerator
Chemical FormulaC38H67NO4
Average Molecular Weight601.957
Monoisotopic Molecular Weight601.507009641
IUPAC Name(5Z,8Z,10E,14Z,17Z)-N-[(2S,3R)-1,3-dihydroxyoctadecan-2-yl]-12-hydroxyicosa-5,8,10,14,17-pentaenamide
Traditional Name(5Z,8Z,10E,14Z,17Z)-N-[(2S,3R)-1,3-dihydroxyoctadecan-2-yl]-12-hydroxyicosa-5,8,10,14,17-pentaenamide
CAS Registry NumberNot Available
SMILES
[H][C@@](CO)(NC(=O)CCC\C=C/C\C=C/C=C/C(O)C\C=C/C\C=C/CC)[C@H](O)CCCCCCCCCCCCCCC
InChI Identifier
InChI=1S/C38H67NO4/c1-3-5-7-9-11-12-13-14-15-16-20-24-28-32-37(42)36(34-40)39-38(43)33-29-25-21-18-17-19-23-27-31-35(41)30-26-22-10-8-6-4-2/h6,8,18-19,21-23,26-27,31,35-37,40-42H,3-5,7,9-17,20,24-25,28-30,32-34H2,1-2H3,(H,39,43)/b8-6-,21-18-,23-19-,26-22-,31-27+/t35?,36-,37+/m0/s1
InChI KeyOMGUKKHQDHEZOZ-KXBVCJSLSA-N
Chemical Taxonomy
ClassificationNot classified
Ontology
Physiological effect
Disposition
Process
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
logP8.62ALOGPS
logP9.81ChemAxon
logS-6.6ALOGPS
pKa (Strongest Acidic)13.81ChemAxon
pKa (Strongest Basic)-0.94ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count4ChemAxon
Polar Surface Area89.79 ŲChemAxon
Rotatable Bond Count30ChemAxon
Refractivity190.32 m³·mol⁻¹ChemAxon
Polarizability76.85 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
AllCCS[M+H]+258.23532859911
AllCCS[M+H-H2O]+257.5732859911
AllCCS[M+Na]+258.98332859911
AllCCS[M+NH4]+258.8232859911
AllCCS[M-H]-244.25832859911
AllCCS[M+Na-2H]-250.03732859911
AllCCS[M+HCOO]-256.48132859911
DeepCCS[M+H]+260.35130932474
DeepCCS[M-H]-258.14130932474
DeepCCS[M-2H]-291.38430932474
DeepCCS[M+Na]+266.26530932474

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. 5.88 minutes32390414
Predicted by Siyang on May 30, 202231.0099 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.82 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid4828.4 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid376.4 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid302.2 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid241.6 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid970.6 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid1456.5 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid842.8 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)187.9 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid3155.2 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid1027.0 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid2608.1 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid1043.4 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid697.0 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate246.3 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA449.1 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water10.8 seconds40023050

Predicted Kovats Retention Indices

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)),4TMS,isomer #1CC/C=C\C/C=C\CC(/C=C/C=C\C/C=C\CCCC(=O)N([C@@H](CO[Si](C)(C)C)[C@@H](CCCCCCCCCCCCCCC)O[Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C4550.3Semi standard non polar33892256
Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)),4TMS,isomer #1CC/C=C\C/C=C\CC(/C=C/C=C\C/C=C\CCCC(=O)N([C@@H](CO[Si](C)(C)C)[C@@H](CCCCCCCCCCCCCCC)O[Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C4346.7Standard non polar33892256
Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)),4TMS,isomer #1CC/C=C\C/C=C\CC(/C=C/C=C\C/C=C\CCCC(=O)N([C@@H](CO[Si](C)(C)C)[C@@H](CCCCCCCCCCCCCCC)O[Si](C)(C)C)[Si](C)(C)C)O[Si](C)(C)C4412.4Standard polar33892256
Spectra

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 10V, Positive-QTOFsplash10-0udi-0000019000-b423070c1d0050ddde002021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 20V, Positive-QTOFsplash10-0uxr-0060019000-31ac4dfc9d9b445061cc2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 40V, Positive-QTOFsplash10-00lr-0090040000-1a325b3f2341bf9503382021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 10V, Positive-QTOFsplash10-0a4i-0000009000-532d5f39b429ac162e4a2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 20V, Positive-QTOFsplash10-0a4i-0000009000-532d5f39b429ac162e4a2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 40V, Positive-QTOFsplash10-0006-0000091000-988be6f2cfa25cdfdcda2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 10V, Negative-QTOFsplash10-0udi-0000009000-2a8b560e95cfb3ca69b82021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 20V, Negative-QTOFsplash10-0udi-0010009000-b87233e8e9e862affbe62021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Cer(d18:0/20:5(5Z,8Z,10E,14Z,17Z)-OH(12)) 40V, Negative-QTOFsplash10-0gb9-0062099000-225b0e6b8710d2682bef2021-10-21Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available