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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-10 23:22:09 UTC
Update Date2021-09-26 22:55:22 UTC
HMDB IDHMDB0246341
Secondary Accession NumbersNone
Metabolite Identification
Common Name4-Amino-2-nitrophenol
Description4-Amino-2-nitrophenol belongs to the class of organic compounds known as nitrophenols. Nitrophenols are compounds containing a nitrophenol moiety, which consists of a benzene ring bearing both a hydroxyl group and a nitro group on two different ring carbon atoms. Based on a literature review a significant number of articles have been published on 4-Amino-2-nitrophenol. This compound has been identified in human blood as reported by (PMID: 31557052 ). 4-amino-2-nitrophenol is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 4-Amino-2-nitrophenol 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
SynonymsNot Available
Chemical FormulaC6H6N2O3
Average Molecular Weight154.125
Monoisotopic Molecular Weight154.037842061
IUPAC Name4-amino-2-nitrophenol
Traditional Namephenol, 4-amino-2-nitro-
CAS Registry NumberNot Available
SMILES
NC1=CC(=C(O)C=C1)[N+]([O-])=O
InChI Identifier
InChI=1S/C6H6N2O3/c7-4-1-2-6(9)5(3-4)8(10)11/h1-3,9H,7H2
InChI KeyWHODQVWERNSQEO-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as nitrophenols. Nitrophenols are compounds containing a nitrophenol moiety, which consists of a benzene ring bearing both a hydroxyl group and a nitro group on two different ring carbon atoms.
KingdomOrganic compounds
Super ClassBenzenoids
ClassPhenols
Sub ClassNitrophenols
Direct ParentNitrophenols
Alternative Parents
Substituents
  • Nitrophenol
  • Nitrobenzene
  • Aminophenol
  • P-aminophenol
  • Nitroaromatic compound
  • Aniline or substituted anilines
  • 1-hydroxy-2-unsubstituted benzenoid
  • Monocyclic benzene moiety
  • C-nitro compound
  • Organic nitro compound
  • Organic oxoazanium
  • Allyl-type 1,3-dipolar organic compound
  • Propargyl-type 1,3-dipolar organic compound
  • Organic 1,3-dipolar compound
  • Primary amine
  • Organooxygen compound
  • Organonitrogen compound
  • Amine
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic zwitterion
  • Organic nitrogen compound
  • Organic oxygen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic compounds
External Descriptors
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
logP1.18ALOGPS
logP0.78ChemAxon
logS-1.6ALOGPS
pKa (Strongest Acidic)7.51ChemAxon
pKa (Strongest Basic)2.92ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area89.39 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity39.06 m³·mol⁻¹ChemAxon
Polarizability13.56 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+132.65830932474
DeepCCS[M-H]-129.39930932474
DeepCCS[M-2H]-166.12130932474
DeepCCS[M+Na]+141.23830932474
AllCCS[M+H]+132.832859911
AllCCS[M+H-H2O]+128.332859911
AllCCS[M+NH4]+137.032859911
AllCCS[M+Na]+138.232859911
AllCCS[M-H]-125.332859911
AllCCS[M+Na-2H]-126.632859911
AllCCS[M+HCOO]-128.032859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Predicted by Siyang on May 30, 202211.617 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.81 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid1325.2 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid389.3 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid103.2 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid247.9 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid91.0 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid364.4 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 Acid355.1 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)259.3 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid919.4 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid264.2 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid921.1 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid334.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid351.2 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate537.0 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA360.3 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water165.8 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
4-Amino-2-nitrophenolNC1=CC(=C(O)C=C1)[N+]([O-])=O2893.2Standard polar33892256
4-Amino-2-nitrophenolNC1=CC(=C(O)C=C1)[N+]([O-])=O1645.1Standard non polar33892256
4-Amino-2-nitrophenolNC1=CC(=C(O)C=C1)[N+]([O-])=O1529.3Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
4-Amino-2-nitrophenol,2TMS,isomer #1C[Si](C)(C)NC1=CC=C(O[Si](C)(C)C)C([N+](=O)[O-])=C11833.7Semi standard non polar33892256
4-Amino-2-nitrophenol,2TMS,isomer #1C[Si](C)(C)NC1=CC=C(O[Si](C)(C)C)C([N+](=O)[O-])=C11798.7Standard non polar33892256
4-Amino-2-nitrophenol,2TMS,isomer #1C[Si](C)(C)NC1=CC=C(O[Si](C)(C)C)C([N+](=O)[O-])=C11964.5Standard polar33892256
4-Amino-2-nitrophenol,2TMS,isomer #2C[Si](C)(C)N(C1=CC=C(O)C([N+](=O)[O-])=C1)[Si](C)(C)C1809.0Semi standard non polar33892256
4-Amino-2-nitrophenol,2TMS,isomer #2C[Si](C)(C)N(C1=CC=C(O)C([N+](=O)[O-])=C1)[Si](C)(C)C1921.8Standard non polar33892256
4-Amino-2-nitrophenol,2TMS,isomer #2C[Si](C)(C)N(C1=CC=C(O)C([N+](=O)[O-])=C1)[Si](C)(C)C2127.9Standard polar33892256
4-Amino-2-nitrophenol,3TMS,isomer #1C[Si](C)(C)OC1=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C=C1[N+](=O)[O-]1876.0Semi standard non polar33892256
4-Amino-2-nitrophenol,3TMS,isomer #1C[Si](C)(C)OC1=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C=C1[N+](=O)[O-]1910.0Standard non polar33892256
4-Amino-2-nitrophenol,3TMS,isomer #1C[Si](C)(C)OC1=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C=C1[N+](=O)[O-]1881.3Standard polar33892256
4-Amino-2-nitrophenol,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)NC1=CC=C(O[Si](C)(C)C(C)(C)C)C([N+](=O)[O-])=C12346.6Semi standard non polar33892256
4-Amino-2-nitrophenol,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)NC1=CC=C(O[Si](C)(C)C(C)(C)C)C([N+](=O)[O-])=C12240.2Standard non polar33892256
4-Amino-2-nitrophenol,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)NC1=CC=C(O[Si](C)(C)C(C)(C)C)C([N+](=O)[O-])=C12195.6Standard polar33892256
4-Amino-2-nitrophenol,2TBDMS,isomer #2CC(C)(C)[Si](C)(C)N(C1=CC=C(O)C([N+](=O)[O-])=C1)[Si](C)(C)C(C)(C)C2337.4Semi standard non polar33892256
4-Amino-2-nitrophenol,2TBDMS,isomer #2CC(C)(C)[Si](C)(C)N(C1=CC=C(O)C([N+](=O)[O-])=C1)[Si](C)(C)C(C)(C)C2303.8Standard non polar33892256
4-Amino-2-nitrophenol,2TBDMS,isomer #2CC(C)(C)[Si](C)(C)N(C1=CC=C(O)C([N+](=O)[O-])=C1)[Si](C)(C)C(C)(C)C2244.0Standard polar33892256
4-Amino-2-nitrophenol,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC1=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C=C1[N+](=O)[O-]2583.5Semi standard non polar33892256
4-Amino-2-nitrophenol,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC1=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C=C1[N+](=O)[O-]2539.1Standard non polar33892256
4-Amino-2-nitrophenol,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC1=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C=C1[N+](=O)[O-]2211.2Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 4-Amino-2-nitrophenol GC-MS (Non-derivatized) - 70eV, Positivesplash10-0udi-5900000000-6c2b29b06d59cb278f2d2021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 4-Amino-2-nitrophenol GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 4-Amino-2-nitrophenol GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 4-Amino-2-nitrophenol GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 4-Amino-2-nitrophenol GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 4-Amino-2-nitrophenol GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - 4-Amino-2-nitrophenol 60V, Negative-QTOFsplash10-00di-0900000000-6af30efdbfd25829d0002021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 4-Amino-2-nitrophenol 45V, Negative-QTOFsplash10-0uk9-0900000000-96e529c3e6b23b6105c42021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 4-Amino-2-nitrophenol 15V, Negative-QTOFsplash10-0udi-0900000000-9606b27a5bdd62d617c32021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 4-Amino-2-nitrophenol 30V, Negative-QTOFsplash10-0udi-0900000000-d3abd3bd918a00c7d8a62021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 4-Amino-2-nitrophenol 90V, Negative-QTOFsplash10-00di-0900000000-996c6cdb1671e5e4b5cc2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 4-Amino-2-nitrophenol 75V, Negative-QTOFsplash10-00di-0900000000-67a74ac8ceee10b8f6ea2021-09-20HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Amino-2-nitrophenol 10V, Positive-QTOFsplash10-0a4i-0900000000-a2073b64b781f1e6c2aa2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Amino-2-nitrophenol 20V, Positive-QTOFsplash10-002b-0900000000-8f731f7d022d419de0672016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Amino-2-nitrophenol 40V, Positive-QTOFsplash10-002b-4900000000-23ac48f813f9060cc46c2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Amino-2-nitrophenol 10V, Negative-QTOFsplash10-0udi-0900000000-d7782841ac949615cd5e2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Amino-2-nitrophenol 20V, Negative-QTOFsplash10-0udi-0900000000-cd1486be3f998e61eb9a2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Amino-2-nitrophenol 40V, Negative-QTOFsplash10-0udl-2900000000-b629b9e6efe7ff4ad1512016-08-03Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-13Wishart 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 ID2661194
KEGG Compound IDC19323
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound3417419
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 ]