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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 09:45:48 UTC
Update Date2021-09-26 23:04:27 UTC
HMDB IDHMDB0252084
Secondary Accession NumbersNone
Metabolite Identification
Common NameEthylphenidate
Descriptionethyl 2-phenyl-2-(piperidin-2-yl)acetate belongs to the class of organic compounds known as aralkylamines. These are alkylamines in which the alkyl group is substituted at one carbon atom by an aromatic hydrocarbyl group. Based on a literature review very few articles have been published on ethyl 2-phenyl-2-(piperidin-2-yl)acetate. This compound has been identified in human blood as reported by (PMID: 31557052 ). Ethylphenidate is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Ethylphenidate is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources.
Structure
Thumb
Synonyms
ValueSource
Ethyl 2-phenyl-2-(piperidin-2-yl)acetic acidGenerator
Ethylphenidic acidGenerator
Ethyl phenyl(2-piperidinyl)acetateMeSH
Chemical FormulaC15H21NO2
Average Molecular Weight247.338
Monoisotopic Molecular Weight247.15722892
IUPAC Nameethyl 2-phenyl-2-(piperidin-2-yl)acetate
Traditional Nameethyl phenyl(piperidin-2-yl)acetate
CAS Registry NumberNot Available
SMILES
CCOC(=O)C(C1CCCCN1)C1=CC=CC=C1
InChI Identifier
InChI=1S/C15H21NO2/c1-2-18-15(17)14(12-8-4-3-5-9-12)13-10-6-7-11-16-13/h3-5,8-9,13-14,16H,2,6-7,10-11H2,1H3
InChI KeyAIVSIRYZIBXTMM-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as aralkylamines. These are alkylamines in which the alkyl group is substituted at one carbon atom by an aromatic hydrocarbyl group.
KingdomOrganic compounds
Super ClassOrganic nitrogen compounds
ClassOrganonitrogen compounds
Sub ClassAmines
Direct ParentAralkylamines
Alternative Parents
Substituents
  • Aralkylamine
  • Monocyclic benzene moiety
  • Piperidine
  • Benzenoid
  • Amino acid or derivatives
  • Carboxylic acid ester
  • Azacycle
  • Organoheterocyclic compound
  • Secondary amine
  • Monocarboxylic acid or derivatives
  • Secondary aliphatic amine
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organooxygen compound
  • Carbonyl group
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
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
logP1ALOGPS
logP2.61ChemAxon
logS-3.5ALOGPS
pKa (Strongest Basic)9.09ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area38.33 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity71.48 m³·mol⁻¹ChemAxon
Polarizability28.25 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+159.17530932474
DeepCCS[M-H]-156.81730932474
DeepCCS[M-2H]-189.73230932474
DeepCCS[M+Na]+165.26830932474
AllCCS[M+H]+158.432859911
AllCCS[M+H-H2O]+154.532859911
AllCCS[M+NH4]+162.032859911
AllCCS[M+Na]+163.132859911
AllCCS[M-H]-164.732859911
AllCCS[M+Na-2H]-164.932859911
AllCCS[M+HCOO]-165.332859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
EthylphenidateCCOC(=O)C(C1CCCCN1)C1=CC=CC=C12365.0Standard polar33892256
EthylphenidateCCOC(=O)C(C1CCCCN1)C1=CC=CC=C11843.5Standard non polar33892256
EthylphenidateCCOC(=O)C(C1CCCCN1)C1=CC=CC=C11854.4Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Ethylphenidate,1TMS,isomer #1CCOC(=O)C(C1=CC=CC=C1)C1CCCCN1[Si](C)(C)C1917.0Semi standard non polar33892256
Ethylphenidate,1TMS,isomer #1CCOC(=O)C(C1=CC=CC=C1)C1CCCCN1[Si](C)(C)C1926.5Standard non polar33892256
Ethylphenidate,1TMS,isomer #1CCOC(=O)C(C1=CC=CC=C1)C1CCCCN1[Si](C)(C)C2601.5Standard polar33892256
Ethylphenidate,1TBDMS,isomer #1CCOC(=O)C(C1=CC=CC=C1)C1CCCCN1[Si](C)(C)C(C)(C)C2145.0Semi standard non polar33892256
Ethylphenidate,1TBDMS,isomer #1CCOC(=O)C(C1=CC=CC=C1)C1CCCCN1[Si](C)(C)C(C)(C)C2100.7Standard non polar33892256
Ethylphenidate,1TBDMS,isomer #1CCOC(=O)C(C1=CC=CC=C1)C1CCCCN1[Si](C)(C)C(C)(C)C2741.4Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Ethylphenidate GC-MS (Non-derivatized) - 70eV, Positivesplash10-00e9-6900000000-ff633d0c5ac799d992782021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Ethylphenidate GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 10V, Positive-QTOFsplash10-0002-0090000000-4534658c223cba2cdd042019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 20V, Positive-QTOFsplash10-0ff1-5490000000-54d77a0d46d9bf3943552019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 40V, Positive-QTOFsplash10-001i-9710000000-53338bf15b83bbfc097d2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 10V, Negative-QTOFsplash10-0002-0190000000-72ac2633e4b8051610992019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 20V, Negative-QTOFsplash10-006t-3790000000-a26424f84f0f1c7a0b272019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 40V, Negative-QTOFsplash10-00fr-9830000000-d9023bb00b3e0084d8fd2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 10V, Positive-QTOFsplash10-0f6t-1190000000-7d13229e5165087e80932021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 20V, Positive-QTOFsplash10-0ff1-9880000000-0906efcf11fb94e6ad6f2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 40V, Positive-QTOFsplash10-0089-9500000000-243711c5c95de88e214c2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 10V, Negative-QTOFsplash10-0002-0090000000-9976afde9eae688728912021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 20V, Negative-QTOFsplash10-0g4j-4980000000-11c40c4c0475ad5abfa32021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethylphenidate 40V, Negative-QTOFsplash10-006x-9400000000-699d2bb54b7c038aad112021-10-12Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
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 ID2338571
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound3080846
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 References
  1. Barupal DK, Fiehn O: Generating the Blood Exposome Database Using a Comprehensive Text Mining and Database Fusion Approach. Environ Health Perspect. 2019 Sep;127(9):97008. doi: 10.1289/EHP4713. Epub 2019 Sep 26. [PubMed:31557052 ]