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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 18:11:19 UTC
Update Date2021-09-26 23:13:32 UTC
HMDB IDHMDB0257283
Secondary Accession NumbersNone
Metabolite Identification
Common NameRobalzotan
DescriptionRobalzotan 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 Robalzotan. This compound has been identified in human blood as reported by (PMID: 31557052 ). Robalzotan is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Robalzotan 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
3-(Dicyclobutylamino)-8-fluoro-3,4-dihydro-2H-1-benzopyran-5-carboximidateHMDB
Chemical FormulaC18H23FN2O2
Average Molecular Weight318.392
Monoisotopic Molecular Weight318.174356152
IUPAC Name3-(dicyclobutylamino)-8-fluoro-3,4-dihydro-2H-1-benzopyran-5-carboxamide
Traditional Name3-(dicyclobutylamino)-8-fluoro-3,4-dihydro-2H-1-benzopyran-5-carboxamide
CAS Registry NumberNot Available
SMILES
NC(=O)C1=C2CC(COC2=C(F)C=C1)N(C1CCC1)C1CCC1
InChI Identifier
InChI=1S/C18H23FN2O2/c19-16-8-7-14(18(20)22)15-9-13(10-23-17(15)16)21(11-3-1-4-11)12-5-2-6-12/h7-8,11-13H,1-6,9-10H2,(H2,20,22)
InChI KeyMQTUXRKNJYPMCG-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
  • 4-halobenzoic acid or derivatives
  • Halobenzoic acid or derivatives
  • 1-benzopyran
  • Alkyl aryl ether
  • Aralkylamine
  • Aryl fluoride
  • Aryl halide
  • Benzenoid
  • Amino acid or derivatives
  • Carboxamide group
  • Primary carboxylic acid amide
  • Tertiary amine
  • Tertiary aliphatic amine
  • Ether
  • Carboxylic acid derivative
  • Oxacycle
  • Organooxygen compound
  • Organonitrogen compound
  • Organofluoride
  • Organohalogen compound
  • Amine
  • Organic oxide
  • Organic nitrogen compound
  • Organic oxygen compound
  • Hydrocarbon derivative
  • 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
logP3.26ALOGPS
logP2.75ChemAxon
logS-3.4ALOGPS
pKa (Strongest Acidic)14.23ChemAxon
pKa (Strongest Basic)8.8ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area55.56 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity86.44 m³·mol⁻¹ChemAxon
Polarizability33.75 ųChemAxon
Number of Rings4ChemAxon
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]+176.37730932474
DeepCCS[M-H]-174.01930932474
DeepCCS[M-2H]-207.830932474
DeepCCS[M+Na]+183.02730932474
AllCCS[M+H]+175.632859911
AllCCS[M+H-H2O]+172.632859911
AllCCS[M+NH4]+178.332859911
AllCCS[M+Na]+179.132859911
AllCCS[M-H]-177.532859911
AllCCS[M+Na-2H]-177.332859911
AllCCS[M+HCOO]-177.132859911

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. Predicted by Afia on May 17, 2022.3.56 minutes32390414
Predicted by Siyang on May 30, 202211.1215 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20223.04 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid1489.5 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid218.6 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid165.4 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid174.4 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid132.0 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid346.1 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 Acid404.3 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)334.4 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid921.6 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid398.5 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1104.9 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid230.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid288.9 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate630.1 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA465.6 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water141.3 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
RobalzotanNC(=O)C1=C2CC(COC2=C(F)C=C1)N(C1CCC1)C1CCC13623.2Standard polar33892256
RobalzotanNC(=O)C1=C2CC(COC2=C(F)C=C1)N(C1CCC1)C1CCC12579.6Standard non polar33892256
RobalzotanNC(=O)C1=C2CC(COC2=C(F)C=C1)N(C1CCC1)C1CCC12760.2Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Robalzotan,1TMS,isomer #1C[Si](C)(C)NC(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO22627.2Semi standard non polar33892256
Robalzotan,1TMS,isomer #1C[Si](C)(C)NC(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO22530.5Standard non polar33892256
Robalzotan,1TMS,isomer #1C[Si](C)(C)NC(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO23366.0Standard polar33892256
Robalzotan,2TMS,isomer #1C[Si](C)(C)N(C(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO2)[Si](C)(C)C2654.7Semi standard non polar33892256
Robalzotan,2TMS,isomer #1C[Si](C)(C)N(C(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO2)[Si](C)(C)C2662.0Standard non polar33892256
Robalzotan,2TMS,isomer #1C[Si](C)(C)N(C(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO2)[Si](C)(C)C3211.7Standard polar33892256
Robalzotan,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)NC(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO22836.2Semi standard non polar33892256
Robalzotan,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)NC(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO22744.9Standard non polar33892256
Robalzotan,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)NC(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO23436.9Standard polar33892256
Robalzotan,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)N(C(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO2)[Si](C)(C)C(C)(C)C3077.0Semi standard non polar33892256
Robalzotan,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)N(C(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO2)[Si](C)(C)C(C)(C)C3068.7Standard non polar33892256
Robalzotan,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)N(C(=O)C1=CC=C(F)C2=C1CC(N(C1CCC1)C1CCC1)CO2)[Si](C)(C)C(C)(C)C3328.8Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Robalzotan GC-MS (Non-derivatized) - 70eV, Positivesplash10-0pdi-9333000000-ed232000ce279c620c212021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Robalzotan 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 ID10655401
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkRobalzotan
METLIN IDNot Available
PubChem Compound12016890
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 ]