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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 14:41:12 UTC
Update Date2021-09-26 23:09:40 UTC
HMDB IDHMDB0255116
Secondary Accession NumbersNone
Metabolite Identification
Common NameN-Desisopropyl Pentisomide
Description4-methyl-2-{2-[(propan-2-yl)amino]ethyl}-2-(pyridin-2-yl)pentanimidic acid belongs to the class of organic compounds known as gamma amino acids and derivatives. These are amino acids having a (-NH2) group attached to the gamma carbon atom. Based on a literature review very few articles have been published on 4-methyl-2-{2-[(propan-2-yl)amino]ethyl}-2-(pyridin-2-yl)pentanimidic acid. This compound has been identified in human blood as reported by (PMID: 31557052 ). N-desisopropyl pentisomide is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically N-Desisopropyl Pentisomide 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
4-Methyl-2-{2-[(propan-2-yl)amino]ethyl}-2-(pyridin-2-yl)pentanimidateGenerator
CM 40534, (+-)-IsomerMeSH
N-DesisopropylpentisomideMeSH
DesalkylpenticainideMeSH
Chemical FormulaC16H27N3O
Average Molecular Weight277.412
Monoisotopic Molecular Weight277.215412501
IUPAC Name4-methyl-2-{2-[(propan-2-yl)amino]ethyl}-2-(pyridin-2-yl)pentanamide
Traditional Name2-[2-(isopropylamino)ethyl]-4-methyl-2-(pyridin-2-yl)pentanamide
CAS Registry NumberNot Available
SMILES
CC(C)CC(CCNC(C)C)(C(N)=O)C1=CC=CC=N1
InChI Identifier
InChI=1S/C16H27N3O/c1-12(2)11-16(15(17)20,8-10-18-13(3)4)14-7-5-6-9-19-14/h5-7,9,12-13,18H,8,10-11H2,1-4H3,(H2,17,20)
InChI KeyLOOAPMDVMHIKDJ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as gamma amino acids and derivatives. These are amino acids having a (-NH2) group attached to the gamma carbon atom.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentGamma amino acids and derivatives
Alternative Parents
Substituents
  • Gamma amino acid or derivatives
  • Aralkylamine
  • Fatty acyl
  • Pyridine
  • Fatty amide
  • Heteroaromatic compound
  • Primary carboxylic acid amide
  • Carboxamide group
  • Azacycle
  • Organoheterocyclic compound
  • Secondary amine
  • Secondary aliphatic amine
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Carbonyl group
  • Amine
  • 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
logP1.99ALOGPS
logP2.35ChemAxon
logS-3.7ALOGPS
pKa (Strongest Acidic)16.33ChemAxon
pKa (Strongest Basic)10.15ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area68.01 ŲChemAxon
Rotatable Bond Count8ChemAxon
Refractivity81.61 m³·mol⁻¹ChemAxon
Polarizability32.26 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+176.66330932474
DeepCCS[M-H]-174.30530932474
DeepCCS[M-2H]-207.19130932474
DeepCCS[M+Na]+182.75630932474
AllCCS[M+H]+168.732859911
AllCCS[M+H-H2O]+165.432859911
AllCCS[M+NH4]+171.832859911
AllCCS[M+Na]+172.632859911
AllCCS[M-H]-172.932859911
AllCCS[M+Na-2H]-173.632859911
AllCCS[M+HCOO]-174.532859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
N-Desisopropyl PentisomideCC(C)CC(CCNC(C)C)(C(N)=O)C1=CC=CC=N12788.3Standard polar33892256
N-Desisopropyl PentisomideCC(C)CC(CCNC(C)C)(C(N)=O)C1=CC=CC=N12132.7Standard non polar33892256
N-Desisopropyl PentisomideCC(C)CC(CCNC(C)C)(C(N)=O)C1=CC=CC=N12057.0Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
N-Desisopropyl Pentisomide,1TMS,isomer #1CC(C)CC(CCNC(C)C)(C(=O)N[Si](C)(C)C)C1=CC=CC=N12064.4Semi standard non polar33892256
N-Desisopropyl Pentisomide,1TMS,isomer #1CC(C)CC(CCNC(C)C)(C(=O)N[Si](C)(C)C)C1=CC=CC=N12130.1Standard non polar33892256
N-Desisopropyl Pentisomide,1TMS,isomer #1CC(C)CC(CCNC(C)C)(C(=O)N[Si](C)(C)C)C1=CC=CC=N12596.5Standard polar33892256
N-Desisopropyl Pentisomide,1TMS,isomer #2CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(N)=O)C1=CC=CC=N12218.7Semi standard non polar33892256
N-Desisopropyl Pentisomide,1TMS,isomer #2CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(N)=O)C1=CC=CC=N12252.2Standard non polar33892256
N-Desisopropyl Pentisomide,1TMS,isomer #2CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(N)=O)C1=CC=CC=N12995.1Standard polar33892256
N-Desisopropyl Pentisomide,2TMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(=O)N[Si](C)(C)C)C1=CC=CC=N12209.0Semi standard non polar33892256
N-Desisopropyl Pentisomide,2TMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(=O)N[Si](C)(C)C)C1=CC=CC=N12293.8Standard non polar33892256
N-Desisopropyl Pentisomide,2TMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(=O)N[Si](C)(C)C)C1=CC=CC=N12581.3Standard polar33892256
N-Desisopropyl Pentisomide,2TMS,isomer #2CC(C)CC(CCNC(C)C)(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C1=CC=CC=N12176.1Semi standard non polar33892256
N-Desisopropyl Pentisomide,2TMS,isomer #2CC(C)CC(CCNC(C)C)(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C1=CC=CC=N12283.4Standard non polar33892256
N-Desisopropyl Pentisomide,2TMS,isomer #2CC(C)CC(CCNC(C)C)(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C1=CC=CC=N12516.6Standard polar33892256
N-Desisopropyl Pentisomide,3TMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C1=CC=CC=N12355.1Semi standard non polar33892256
N-Desisopropyl Pentisomide,3TMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C1=CC=CC=N12428.5Standard non polar33892256
N-Desisopropyl Pentisomide,3TMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C)(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C1=CC=CC=N12468.4Standard polar33892256
N-Desisopropyl Pentisomide,1TBDMS,isomer #1CC(C)CC(CCNC(C)C)(C(=O)N[Si](C)(C)C(C)(C)C)C1=CC=CC=N12266.5Semi standard non polar33892256
N-Desisopropyl Pentisomide,1TBDMS,isomer #1CC(C)CC(CCNC(C)C)(C(=O)N[Si](C)(C)C(C)(C)C)C1=CC=CC=N12362.9Standard non polar33892256
N-Desisopropyl Pentisomide,1TBDMS,isomer #1CC(C)CC(CCNC(C)C)(C(=O)N[Si](C)(C)C(C)(C)C)C1=CC=CC=N12708.4Standard polar33892256
N-Desisopropyl Pentisomide,1TBDMS,isomer #2CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(N)=O)C1=CC=CC=N12457.6Semi standard non polar33892256
N-Desisopropyl Pentisomide,1TBDMS,isomer #2CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(N)=O)C1=CC=CC=N12460.8Standard non polar33892256
N-Desisopropyl Pentisomide,1TBDMS,isomer #2CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(N)=O)C1=CC=CC=N13072.1Standard polar33892256
N-Desisopropyl Pentisomide,2TBDMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(=O)N[Si](C)(C)C(C)(C)C)C1=CC=CC=N12682.5Semi standard non polar33892256
N-Desisopropyl Pentisomide,2TBDMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(=O)N[Si](C)(C)C(C)(C)C)C1=CC=CC=N12699.9Standard non polar33892256
N-Desisopropyl Pentisomide,2TBDMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(=O)N[Si](C)(C)C(C)(C)C)C1=CC=CC=N12788.9Standard polar33892256
N-Desisopropyl Pentisomide,2TBDMS,isomer #2CC(C)CC(CCNC(C)C)(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=CC=N12622.5Semi standard non polar33892256
N-Desisopropyl Pentisomide,2TBDMS,isomer #2CC(C)CC(CCNC(C)C)(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=CC=N12675.8Standard non polar33892256
N-Desisopropyl Pentisomide,2TBDMS,isomer #2CC(C)CC(CCNC(C)C)(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=CC=N12710.3Standard polar33892256
N-Desisopropyl Pentisomide,3TBDMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=CC=N13017.0Semi standard non polar33892256
N-Desisopropyl Pentisomide,3TBDMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=CC=N12970.3Standard non polar33892256
N-Desisopropyl Pentisomide,3TBDMS,isomer #1CC(C)CC(CCN(C(C)C)[Si](C)(C)C(C)(C)C)(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=CC=N12740.8Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - N-Desisopropyl Pentisomide GC-MS (Non-derivatized) - 70eV, Positivesplash10-008c-9380000000-e35e4127576a99e7812d2021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N-Desisopropyl Pentisomide GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart 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 ID114453
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound129207
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 ]