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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 14:16:53 UTC
Update Date2021-09-26 23:09:07 UTC
HMDB IDHMDB0254825
Secondary Accession NumbersNone
Metabolite Identification
Common NameModrastane
DescriptionModrastane belongs to the class of organic compounds known as estrane steroids. These are steroids with a structure based on the estrane skeleton. Based on a literature review very few articles have been published on Modrastane. This compound has been identified in human blood as reported by (PMID: 31557052 ). Modrastane is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Modrastane 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 FormulaC20H27NO3
Average Molecular Weight329.44
Monoisotopic Molecular Weight329.199093733
IUPAC Name5,15-dihydroxy-2,16-dimethyl-7-oxapentacyclo[9.7.0.0^{2,8}.0^{6,8}.0^{12,16}]octadec-4-ene-4-carbonitrile
Traditional Name5,15-dihydroxy-2,16-dimethyl-7-oxapentacyclo[9.7.0.0^{2,8}.0^{6,8}.0^{12,16}]octadec-4-ene-4-carbonitrile
CAS Registry NumberNot Available
SMILES
CC12CCC3C(CCC45OC4C(O)=C(CC35C)C#N)C1CCC2O
InChI Identifier
InChI=1S/C20H27NO3/c1-18-7-6-14-12(13(18)3-4-15(18)22)5-8-20-17(24-20)16(23)11(10-21)9-19(14,20)2/h12-15,17,22-23H,3-9H2,1-2H3
InChI KeyKVJXBPDAXMEYOA-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as estrane steroids. These are steroids with a structure based on the estrane skeleton.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassEstrane steroids
Direct ParentEstrane steroids
Alternative Parents
Substituents
  • Estrane-skeleton
  • Cyclic alcohol
  • Secondary alcohol
  • Dialkyl ether
  • Enol
  • Oxirane
  • Ether
  • Carbonitrile
  • Nitrile
  • Organoheterocyclic compound
  • Oxacycle
  • Organic nitrogen compound
  • Organonitrogen compound
  • Organooxygen compound
  • Organopnictogen compound
  • Organic oxygen compound
  • Alcohol
  • Hydrocarbon derivative
  • Aliphatic heteropolycyclic compound
Molecular FrameworkAliphatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Not AvailableNot 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
logP2.41ALOGPS
logP2.3ChemAxon
logS-3.8ALOGPS
pKa (Strongest Acidic)5.23ChemAxon
pKa (Strongest Basic)-0.88ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area76.78 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity90.17 m³·mol⁻¹ChemAxon
Polarizability36.85 ųChemAxon
Number of Rings5ChemAxon
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-2H]-213.26530932474
DeepCCS[M+Na]+188.56530932474
AllCCS[M+H]+182.032859911
AllCCS[M+H-H2O]+179.232859911
AllCCS[M+NH4]+184.632859911
AllCCS[M+Na]+185.332859911
AllCCS[M-H]-185.732859911
AllCCS[M+Na-2H]-185.632859911
AllCCS[M+HCOO]-185.732859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
ModrastaneCC12CCC3C(CCC45OC4C(O)=C(CC35C)C#N)C1CCC2O3325.5Standard polar33892256
ModrastaneCC12CCC3C(CCC45OC4C(O)=C(CC35C)C#N)C1CCC2O2631.8Standard non polar33892256
ModrastaneCC12CCC3C(CCC45OC4C(O)=C(CC35C)C#N)C1CCC2O3051.9Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Modrastane,1TMS,isomer #1CC12CCC3C(CCC45OC4C(O[Si](C)(C)C)=C(C#N)CC35C)C1CCC2O3019.7Semi standard non polar33892256
Modrastane,1TMS,isomer #1CC12CCC3C(CCC45OC4C(O[Si](C)(C)C)=C(C#N)CC35C)C1CCC2O2811.4Standard non polar33892256
Modrastane,1TMS,isomer #1CC12CCC3C(CCC45OC4C(O[Si](C)(C)C)=C(C#N)CC35C)C1CCC2O3490.9Standard polar33892256
Modrastane,1TBDMS,isomer #1CC12CCC3C(CCC45OC4C(O[Si](C)(C)C(C)(C)C)=C(C#N)CC35C)C1CCC2O3270.5Semi standard non polar33892256
Modrastane,1TBDMS,isomer #1CC12CCC3C(CCC45OC4C(O[Si](C)(C)C(C)(C)C)=C(C#N)CC35C)C1CCC2O3078.1Standard non polar33892256
Modrastane,1TBDMS,isomer #1CC12CCC3C(CCC45OC4C(O[Si](C)(C)C(C)(C)C)=C(C#N)CC35C)C1CCC2O3653.5Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Modrastane GC-MS (Non-derivatized) - 70eV, Positivesplash10-0ir0-3497000000-5404a18ca29d1e31f2292021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Modrastane GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Modrastane GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Modrastane GC-MS (TMS_2_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Modrastane GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Modrastane GC-MS (TBDMS_2_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Modrastane 10V, Positive-QTOFsplash10-001i-0009000000-3204f0db80f7010d2c5b2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Modrastane 20V, Positive-QTOFsplash10-03di-2279000000-66f6663f387c9f220d002021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Modrastane 40V, Positive-QTOFsplash10-0ue9-3490000000-2ca4ad351b4836b77e352021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Modrastane 10V, Negative-QTOFsplash10-004i-0009000000-93fb7ff56b0b7a4bf0f22021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Modrastane 20V, Negative-QTOFsplash10-01t9-0009000000-019ee62ca984d8cd6f482021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Modrastane 40V, Negative-QTOFsplash10-004i-0049000000-f63dd965219650a217fe2021-10-12Wishart 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 ID466184
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkTrilostane
METLIN IDNot Available
PubChem Compound535161
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 ]