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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2017-03-23 04:31:18 UTC
Update Date2022-03-07 03:17:56 UTC
HMDB IDHMDB0062581
Secondary Accession Numbers
  • HMDB62581
Metabolite Identification
Common Name11-hydroxy-Delta(9)-tetrahydrocannabinol
Description11-hydroxy-Delta(9)-tetrahydrocannabinol, also known as 11-OH-THC, belongs to the class of organic compounds known as 2,2-dimethyl-1-benzopyrans. These are organic compounds containing a 1-benzopyran moiety that carries two methyl groups at the 2-position. 11-hydroxy-Delta(9)-tetrahydrocannabinol is an extremely weak basic (essentially neutral) compound (based on its pKa). A phytocannabinoid that is Delta(9)-tetrahydrocannabinol in which the methyl group at C-11 has been hydroxylated .
Structure
Data?1563866332
Synonyms
ValueSource
(-)-11-Hydroxy-Delta(9)-tetrahydrocannabinolChEBI
(-)-11-Hydroxy-Delta(9)-THCChEBI
(6AR,10ar)-6a,7,8,10a-tetrahydro-1-hydroxy-6,6-dimethyl-3-pentyl-6H-dibenzo[b,D]pyran-9-methanolChEBI
11-HydroxytetrahydrocannabinolChEBI
11-OH-THCChEBI
(-)-11-Hydroxy-δ(9)-tetrahydrocannabinolGenerator
(-)-11-Hydroxy-δ(9)-THCGenerator
11-Hydroxy-δ(9)-tetrahydrocannabinolGenerator
11-Hydroxy-delta(9)-tetrahydrocannabinol, (6ar-trans)-isomerHMDB
11-Hydroxy-delta(9)-tetrahydrocannabinol, (trans)-isomerHMDB
11-Hydroxy-delta(9)-THCHMDB
7-Hydroxy-delta(1)-tetrahydrocannabinolHMDB
Chemical FormulaC21H30O3
Average Molecular Weight330.468
Monoisotopic Molecular Weight330.219494826
IUPAC Name(6aR,10aR)-9-(hydroxymethyl)-6,6-dimethyl-3-pentyl-6H,6aH,7H,8H,10aH-benzo[c]isochromen-1-ol
Traditional Name(6aR,10aR)-9-(hydroxymethyl)-6,6-dimethyl-3-pentyl-6aH,7H,8H,10aH-benzo[c]isochromen-1-ol
CAS Registry Number36557-05-8
SMILES
[H][C@@]12C=C(CO)CC[C@@]1([H])C(C)(C)OC1=CC(CCCCC)=CC(O)=C21
InChI Identifier
InChI=1S/C21H30O3/c1-4-5-6-7-14-11-18(23)20-16-10-15(13-22)8-9-17(16)21(2,3)24-19(20)12-14/h10-12,16-17,22-23H,4-9,13H2,1-3H3/t16-,17-/m1/s1
InChI KeyYCBKSSAWEUDACY-IAGOWNOFSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 2,2-dimethyl-1-benzopyrans. These are organic compounds containing a 1-benzopyran moiety that carries two methyl groups at the 2-position.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class1-benzopyrans
Direct Parent2,2-dimethyl-1-benzopyrans
Alternative Parents
Substituents
  • 2,2-dimethyl-1-benzopyran
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Benzenoid
  • Oxacycle
  • Ether
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Primary alcohol
  • Organooxygen compound
  • Alcohol
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic 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 Solubility0.0093 g/lALOGPS
LogP5.78ALOGPS
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
logP5.78ALOGPS
logP4.66ChemAxon
logS-4.6ALOGPS
pKa (Strongest Acidic)9.34ChemAxon
pKa (Strongest Basic)-2.7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area49.69 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity98.51 m³·mol⁻¹ChemAxon
Polarizability39.92 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]+181.80531661259
DarkChem[M-H]-177.91231661259
DeepCCS[M-2H]-218.22130932474
DeepCCS[M+Na]+193.67730932474
AllCCS[M+H]+183.532859911
AllCCS[M+H-H2O]+180.532859911
AllCCS[M+NH4]+186.332859911
AllCCS[M+Na]+187.032859911
AllCCS[M-H]-189.232859911
AllCCS[M+Na-2H]-189.832859911
AllCCS[M+HCOO]-190.732859911

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, 2022.8.47 minutes32390414
Predicted by Siyang on May 30, 202218.9527 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.09 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid2755.0 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid488.6 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid228.6 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid225.6 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid438.3 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid1015.2 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 Acid902.6 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)86.0 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1705.5 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid604.4 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1760.5 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid627.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid492.6 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate367.0 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA392.0 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water8.2 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
11-hydroxy-Delta(9)-tetrahydrocannabinol[H][C@@]12C=C(CO)CC[C@@]1([H])C(C)(C)OC1=CC(CCCCC)=CC(O)=C213721.4Standard polar33892256
11-hydroxy-Delta(9)-tetrahydrocannabinol[H][C@@]12C=C(CO)CC[C@@]1([H])C(C)(C)OC1=CC(CCCCC)=CC(O)=C212804.2Standard non polar33892256
11-hydroxy-Delta(9)-tetrahydrocannabinol[H][C@@]12C=C(CO)CC[C@@]1([H])C(C)(C)OC1=CC(CCCCC)=CC(O)=C212902.3Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
11-hydroxy-Delta(9)-tetrahydrocannabinol,1TMS,isomer #1CCCCCC1=CC(O)=C2C(=C1)OC(C)(C)[C@@H]1CCC(CO[Si](C)(C)C)=C[C@@H]212540.9Semi standard non polar33892256
11-hydroxy-Delta(9)-tetrahydrocannabinol,1TMS,isomer #2CCCCCC1=CC2=C(C(O[Si](C)(C)C)=C1)[C@@H]1C=C(CO)CC[C@H]1C(C)(C)O22561.0Semi standard non polar33892256
11-hydroxy-Delta(9)-tetrahydrocannabinol,2TMS,isomer #1CCCCCC1=CC2=C(C(O[Si](C)(C)C)=C1)[C@@H]1C=C(CO[Si](C)(C)C)CC[C@H]1C(C)(C)O22581.3Semi standard non polar33892256
11-hydroxy-Delta(9)-tetrahydrocannabinol,1TBDMS,isomer #1CCCCCC1=CC(O)=C2C(=C1)OC(C)(C)[C@@H]1CCC(CO[Si](C)(C)C(C)(C)C)=C[C@@H]212782.9Semi standard non polar33892256
11-hydroxy-Delta(9)-tetrahydrocannabinol,1TBDMS,isomer #2CCCCCC1=CC2=C(C(O[Si](C)(C)C(C)(C)C)=C1)[C@@H]1C=C(CO)CC[C@H]1C(C)(C)O22788.8Semi standard non polar33892256
11-hydroxy-Delta(9)-tetrahydrocannabinol,2TBDMS,isomer #1CCCCCC1=CC2=C(C(O[Si](C)(C)C(C)(C)C)=C1)[C@@H]1C=C(CO[Si](C)(C)C(C)(C)C)CC[C@H]1C(C)(C)O23006.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol GC-MS (Non-derivatized) - 70eV, Positivesplash10-0q2j-3094000000-d72f2aa02202e5e7cee82017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol GC-MS (2 TMS) - 70eV, Positivesplash10-05ur-5405900000-79bd0cd65b75242f99052017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 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 - 11-hydroxy-Delta(9)-tetrahydrocannabinol 10V, Positive-QTOFsplash10-01q9-0229000000-5b2b7fb128289cd4eb0f2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 20V, Positive-QTOFsplash10-0229-3393000000-45adc3372058b0168f6d2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 40V, Positive-QTOFsplash10-1073-9240000000-d3775dacb2ad8c9b7f6f2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 10V, Negative-QTOFsplash10-004i-0019000000-0f31ad0b33a131cc92c62017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 20V, Negative-QTOFsplash10-004j-0359000000-21d14b56c1f7aba53cd92017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 40V, Negative-QTOFsplash10-03g0-0951000000-e084c8b8e35156da2fa12017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 10V, Positive-QTOFsplash10-001i-0009000000-1c9347e11fa941f38c142021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 20V, Positive-QTOFsplash10-03e9-1459000000-41e2691cbaab82a4cf4e2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 40V, Positive-QTOFsplash10-0006-9830000000-cd735dd73094b46598532021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 10V, Negative-QTOFsplash10-004i-0009000000-3acdbd949ad93c49c37e2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 20V, Negative-QTOFsplash10-03fr-0009000000-0becf9a3490213d6fec32021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 11-hydroxy-Delta(9)-tetrahydrocannabinol 40V, Negative-QTOFsplash10-0571-0192000000-2527184cc89ea01593482021-09-24Wishart 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 Link11-Hydroxy-THC
METLIN IDNot Available
PubChem Compound644022
PDB IDNot Available
ChEBI ID77270
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 ReferencesNot Available