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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 15:24:06 UTC
Update Date2021-09-26 23:10:37 UTC
HMDB IDHMDB0255620
Secondary Accession NumbersNone
Metabolite Identification
Common NameNipradilol
DescriptionNipradilol, also known as hypadil, belongs to the class of organic compounds known as 1-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 1-position. Based on a literature review a significant number of articles have been published on Nipradilol. This compound has been identified in human blood as reported by (PMID: 31557052 ). Nipradilol is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Nipradilol 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
HypadilKegg
3,4-Dihydro-8-(2-hydroxy-3--isopropylaminopropoxy)-3-nitroxy-2H-1-benzopyranMeSH
Chemical FormulaC15H22N2O6
Average Molecular Weight326.349
Monoisotopic Molecular Weight326.147786436
IUPAC Name8-{2-hydroxy-3-[(propan-2-yl)amino]propoxy}-3,4-dihydro-2H-1-benzopyran-3-yl nitrate
Traditional Namenipradilol
CAS Registry NumberNot Available
SMILES
CC(C)NCC(O)COC1=CC=CC2=C1OCC(C2)O[N+]([O-])=O
InChI Identifier
InChI=1S/C15H22N2O6/c1-10(2)16-7-12(18)8-21-14-5-3-4-11-6-13(23-17(19)20)9-22-15(11)14/h3-5,10,12-13,16,18H,6-9H2,1-2H3
InChI KeyOMCPLEZZPVJJIS-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 1-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 1-position.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class1-benzopyrans
Direct Parent1-benzopyrans
Alternative Parents
Substituents
  • 1-benzopyran
  • Alkyl aryl ether
  • Benzenoid
  • Organic nitrate
  • Alkyl nitrate
  • 1,2-aminoalcohol
  • Organic nitric acid or derivatives
  • Secondary alcohol
  • Organic nitro compound
  • Allyl-type 1,3-dipolar organic compound
  • Oxacycle
  • Organic 1,3-dipolar compound
  • Secondary aliphatic amine
  • Secondary amine
  • Ether
  • Organic oxide
  • Organooxygen compound
  • Organonitrogen compound
  • Alcohol
  • Organic oxygen compound
  • Organic nitrogen compound
  • Organopnictogen compound
  • Organic zwitterion
  • Hydrocarbon derivative
  • Amine
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic 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
logP1.05ALOGPS
logP1.54ChemAxon
logS-2.9ALOGPS
pKa (Strongest Acidic)14.09ChemAxon
pKa (Strongest Basic)9.67ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count7ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area103.09 ŲChemAxon
Rotatable Bond Count8ChemAxon
Refractivity81.8 m³·mol⁻¹ChemAxon
Polarizability33.58 ųChemAxon
Number of Rings2ChemAxon
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]+169.10630932474
DeepCCS[M-H]-165.84630932474
DeepCCS[M-2H]-201.10230932474
DeepCCS[M+Na]+177.39230932474

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
NipradilolCC(C)NCC(O)COC1=CC=CC2=C1OCC(C2)O[N+]([O-])=O3361.2Standard polar33892256
NipradilolCC(C)NCC(O)COC1=CC=CC2=C1OCC(C2)O[N+]([O-])=O2475.4Standard non polar33892256
NipradilolCC(C)NCC(O)COC1=CC=CC2=C1OCC(C2)O[N+]([O-])=O2527.8Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Nipradilol,2TMS,isomer #1CC(C)N(CC(COC1=CC=CC2=C1OCC(O[N+](=O)[O-])C2)O[Si](C)(C)C)[Si](C)(C)C2638.4Semi standard non polar33892256
Nipradilol,2TMS,isomer #1CC(C)N(CC(COC1=CC=CC2=C1OCC(O[N+](=O)[O-])C2)O[Si](C)(C)C)[Si](C)(C)C2656.3Standard non polar33892256
Nipradilol,2TMS,isomer #1CC(C)N(CC(COC1=CC=CC2=C1OCC(O[N+](=O)[O-])C2)O[Si](C)(C)C)[Si](C)(C)C3343.3Standard polar33892256
Nipradilol,2TBDMS,isomer #1CC(C)N(CC(COC1=CC=CC2=C1OCC(O[N+](=O)[O-])C2)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3100.1Semi standard non polar33892256
Nipradilol,2TBDMS,isomer #1CC(C)N(CC(COC1=CC=CC2=C1OCC(O[N+](=O)[O-])C2)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3065.8Standard non polar33892256
Nipradilol,2TBDMS,isomer #1CC(C)N(CC(COC1=CC=CC2=C1OCC(O[N+](=O)[O-])C2)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3440.4Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Nipradilol GC-MS (Non-derivatized) - 70eV, Positivesplash10-0230-9461000000-c6b93b05a4a9bdf458772021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Nipradilol GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Nipradilol GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Nipradilol GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Nipradilol GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Nipradilol GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart 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 ID65005
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNipradilol
METLIN IDNot Available
PubChem Compound72006
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1913131
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 ]