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Version5.0
StatusExpected but not Quantified
Creation Date2013-05-09 20:52:18 UTC
Update Date2022-03-07 03:17:38 UTC
HMDB IDHMDB0060069
Secondary Accession Numbers
  • HMDB60069
Metabolite Identification
Common Namecyclic 3-Hydroxymelatonin
Descriptioncyclic 3-Hydroxymelatonin belongs to the class of organic compounds known as pyrroloindoles. Pyrroloindoles are compounds containing a pyrroloindole moiety, which is a tricyclic heterocycle which consists of a pyrrole ring fused to an indole. Pyrrole is 5-membered ring consisting of four carbon atoms and one nitrogen atom. Indole is a bicyclic compound consisting of a six-membered benzene ring fused to a five-membered nitrogen-containing pyrrole ring. cyclic 3-Hydroxymelatonin is a moderately basic compound (based on its pKa).
Structure
Data?1563866012
SynonymsNot Available
Chemical FormulaC13H16N2O3
Average Molecular Weight248.2777
Monoisotopic Molecular Weight248.116092388
IUPAC Name1-{3a-hydroxy-5-methoxy-1H,2H,3H,3aH,8H,8aH-pyrrolo[2,3-b]indol-1-yl}ethan-1-one
Traditional Name1-{3a-hydroxy-5-methoxy-2H,3H,8H,8aH-pyrrolo[2,3-b]indol-1-yl}ethanone
CAS Registry NumberNot Available
SMILES
COC1=CC2=C(NC3N(CCC23O)C(C)=O)C=C1
InChI Identifier
InChI=1S/C13H16N2O3/c1-8(16)15-6-5-13(17)10-7-9(18-2)3-4-11(10)14-12(13)15/h3-4,7,12,14,17H,5-6H2,1-2H3
InChI KeyVADOSKJWFKUPQF-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as pyrroloindoles. Pyrroloindoles are compounds containing a pyrroloindole moiety, which is a tricyclic heterocycle which consists of a pyrrole ring fused to an indole. Pyrrole is 5-membered ring consisting of four carbon atoms and one nitrogen atom. Indole is a bicyclic compound consisting of a six-membered benzene ring fused to a five-membered nitrogen-containing pyrrole ring.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassIndoles and derivatives
Sub ClassPyrroloindoles
Direct ParentPyrroloindoles
Alternative Parents
Substituents
  • Pyrroloindole
  • Indole
  • Dihydroindole
  • Anisole
  • N-acylpyrrolidine
  • Alkyl aryl ether
  • Secondary aliphatic/aromatic amine
  • Benzenoid
  • Pyrrole
  • Pyrrolidine
  • Acetamide
  • Tertiary alcohol
  • Tertiary carboxylic acid amide
  • Amino acid or derivatives
  • Carboxamide group
  • Secondary amine
  • Azacycle
  • Carboxylic acid derivative
  • Ether
  • Organopnictogen compound
  • Amine
  • Organic oxygen compound
  • Alcohol
  • Carbonyl group
  • Organic nitrogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organonitrogen compound
  • Organooxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
DispositionNot Available
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
Water Solubility10.5 g/LALOGPS
logP0.67ALOGPS
logP-0.21ChemAxon
logS-1.4ALOGPS
pKa (Strongest Acidic)13ChemAxon
pKa (Strongest Basic)1.91ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area61.8 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity67.05 m³·mol⁻¹ChemAxon
Polarizability25.62 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+157.38831661259
DarkChem[M-H]-156.30331661259
DeepCCS[M-2H]-191.05630932474
DeepCCS[M+Na]+166.62130932474
AllCCS[M+H]+156.532859911
AllCCS[M+H-H2O]+152.732859911
AllCCS[M+NH4]+160.032859911
AllCCS[M+Na]+161.032859911
AllCCS[M-H]-161.232859911
AllCCS[M+Na-2H]-161.132859911
AllCCS[M+HCOO]-161.132859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
cyclic 3-HydroxymelatoninCOC1=CC2=C(NC3N(CCC23O)C(C)=O)C=C13671.1Standard polar33892256
cyclic 3-HydroxymelatoninCOC1=CC2=C(NC3N(CCC23O)C(C)=O)C=C12252.4Standard non polar33892256
cyclic 3-HydroxymelatoninCOC1=CC2=C(NC3N(CCC23O)C(C)=O)C=C12384.6Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
cyclic 3-Hydroxymelatonin,1TMS,isomer #1COC1=CC=C2NC3N(C(C)=O)CCC3(O[Si](C)(C)C)C2=C12328.4Semi standard non polar33892256
cyclic 3-Hydroxymelatonin,1TMS,isomer #2COC1=CC=C2C(=C1)C1(O)CCN(C(C)=O)C1N2[Si](C)(C)C2273.4Semi standard non polar33892256
cyclic 3-Hydroxymelatonin,2TMS,isomer #1COC1=CC=C2C(=C1)C1(O[Si](C)(C)C)CCN(C(C)=O)C1N2[Si](C)(C)C2287.0Semi standard non polar33892256
cyclic 3-Hydroxymelatonin,2TMS,isomer #1COC1=CC=C2C(=C1)C1(O[Si](C)(C)C)CCN(C(C)=O)C1N2[Si](C)(C)C2204.1Standard non polar33892256
cyclic 3-Hydroxymelatonin,2TMS,isomer #1COC1=CC=C2C(=C1)C1(O[Si](C)(C)C)CCN(C(C)=O)C1N2[Si](C)(C)C2628.2Standard polar33892256
cyclic 3-Hydroxymelatonin,1TBDMS,isomer #1COC1=CC=C2NC3N(C(C)=O)CCC3(O[Si](C)(C)C(C)(C)C)C2=C12571.0Semi standard non polar33892256
cyclic 3-Hydroxymelatonin,1TBDMS,isomer #2COC1=CC=C2C(=C1)C1(O)CCN(C(C)=O)C1N2[Si](C)(C)C(C)(C)C2547.2Semi standard non polar33892256
cyclic 3-Hydroxymelatonin,2TBDMS,isomer #1COC1=CC=C2C(=C1)C1(O[Si](C)(C)C(C)(C)C)CCN(C(C)=O)C1N2[Si](C)(C)C(C)(C)C2755.5Semi standard non polar33892256
cyclic 3-Hydroxymelatonin,2TBDMS,isomer #1COC1=CC=C2C(=C1)C1(O[Si](C)(C)C(C)(C)C)CCN(C(C)=O)C1N2[Si](C)(C)C(C)(C)C2696.5Standard non polar33892256
cyclic 3-Hydroxymelatonin,2TBDMS,isomer #1COC1=CC=C2C(=C1)C1(O[Si](C)(C)C(C)(C)C)CCN(C(C)=O)C1N2[Si](C)(C)C(C)(C)C2856.8Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - cyclic 3-Hydroxymelatonin GC-MS (Non-derivatized) - 70eV, Positivesplash10-03di-1920000000-d9480054221e25bb27e82017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - cyclic 3-Hydroxymelatonin GC-MS (1 TMS) - 70eV, Positivesplash10-00e9-4191000000-cc7a5237ee02233fa4a92017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - cyclic 3-Hydroxymelatonin GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 10V, Positive-QTOFsplash10-0a4j-0090000000-7c7286c5d8bfe91b27512017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 20V, Positive-QTOFsplash10-0a4i-0690000000-e6bb77b8c9434f4ce36a2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 40V, Positive-QTOFsplash10-000l-1900000000-49cd1cd77abdb506c3582017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 10V, Negative-QTOFsplash10-052b-0090000000-33a11534cefc1d89b0702017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 20V, Negative-QTOFsplash10-052r-0980000000-8195567db4a7a8ff6da62017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 40V, Negative-QTOFsplash10-052s-3910000000-0c90de6b946e8d2b674e2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 10V, Positive-QTOFsplash10-0002-0090000000-4f605167774fac2617f52021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 20V, Positive-QTOFsplash10-0002-0290000000-a4edec929df35b15c9e62021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 40V, Positive-QTOFsplash10-0a4i-0920000000-0147e30a97cc852502b02021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 10V, Negative-QTOFsplash10-000b-0390000000-5a18748f93ad930ec2302021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 20V, Negative-QTOFsplash10-0a4i-0390000000-bd642bb677898a9ccf272021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - cyclic 3-Hydroxymelatonin 40V, Negative-QTOFsplash10-01qd-6920000000-bdb39f9c23a7e297a65b2021-10-12Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
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 IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound85950298
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. Thiele I, Swainston N, Fleming RM, Hoppe A, Sahoo S, Aurich MK, Haraldsdottir H, Mo ML, Rolfsson O, Stobbe MD, Thorleifsson SG, Agren R, Bolling C, Bordel S, Chavali AK, Dobson P, Dunn WB, Endler L, Hala D, Hucka M, Hull D, Jameson D, Jamshidi N, Jonsson JJ, Juty N, Keating S, Nookaew I, Le Novere N, Malys N, Mazein A, Papin JA, Price ND, Selkov E Sr, Sigurdsson MI, Simeonidis E, Sonnenschein N, Smallbone K, Sorokin A, van Beek JH, Weichart D, Goryanin I, Nielsen J, Westerhoff HV, Kell DB, Mendes P, Palsson BO: A community-driven global reconstruction of human metabolism. Nat Biotechnol. 2013 May;31(5):419-25. doi: 10.1038/nbt.2488. Epub 2013 Mar 3. [PubMed:23455439 ]