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Record Information
Version2.0
Created at2022-09-05 21:24:19 UTC
Updated at2022-09-05 21:24:19 UTC
NP-MRD IDNP0220171
Secondary Accession NumbersNone
Natural Product Identification
Common Namemethyltrienolone
DescriptionMetribolone, also known as methyltrienolone or R1881, belongs to the class of organic compounds known as estrogens and derivatives. These are steroids with a structure containing a 3-hydroxylated estrane. methyltrienolone is found in Matricaria chamomilla. methyltrienolone was first documented in 2006 (PMID: 17077481). Metribolone is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
17-beta-Hydroxy-17-methylestra-4,9,11-trien-3-oneChEBI
17-Methyloestra-4,9,11-trien-3-one,17beta-olChEBI
17alpha-MethyltrienoloneChEBI
MethyltrienoloneChEBI
MetribolonaChEBI
MetribolonumChEBI
R1881ChEBI
R1881 (Synthetic androgen)ChEBI
17-b-Hydroxy-17-methylestra-4,9,11-trien-3-oneGenerator
17-Β-hydroxy-17-methylestra-4,9,11-trien-3-oneGenerator
17-Methyloestra-4,9,11-trien-3-one,17b-olGenerator
17-Methyloestra-4,9,11-trien-3-one,17β-olGenerator
17a-MethyltrienoloneGenerator
17Α-methyltrienoloneGenerator
17 beta-Hydroxy-17 alpha-methylestra-4,9,11-trien-3-oneMeSH
MetriboloneChEBI
Chemical FormulaC19H24O2
Average Mass284.3927 Da
Monoisotopic Mass284.17763 Da
IUPAC Name(10S,11S,14S,15S)-14-hydroxy-14,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadeca-1,6,16-trien-5-one
Traditional Namemethyltrienolone
CAS Registry NumberNot Available
SMILES
[H][C@@]12CC[C@](C)(O)[C@@]1(C)C=CC1=C3CCC(=O)C=C3CC[C@@]21[H]
InChI Identifier
InChI=1S/C19H24O2/c1-18-9-7-15-14-6-4-13(20)11-12(14)3-5-16(15)17(18)8-10-19(18,2)21/h7,9,11,16-17,21H,3-6,8,10H2,1-2H3/t16-,17+,18+,19+/m1/s1
InChI KeyCCCIJQPRIXGQOE-XWSJACJDSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Matricaria chamomillaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as estrogens and derivatives. These are steroids with a structure containing a 3-hydroxylated estrane.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassEstrane steroids
Direct ParentEstrogens and derivatives
Alternative Parents
Substituents
  • Estrogen-skeleton
  • 3-oxosteroid
  • Hydroxysteroid
  • 17-hydroxysteroid
  • Oxosteroid
  • Cyclohexenone
  • Cyclic alcohol
  • Tertiary alcohol
  • Cyclic ketone
  • Ketone
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Carbonyl group
  • Alcohol
  • Organooxygen compound
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External Descriptors
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP3.11ALOGPS
logP2.53ChemAxon
logS-3.9ALOGPS
pKa (Strongest Acidic)18.9ChemAxon
pKa (Strongest Basic)-0.53ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area37.3 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity86.29 m³·mol⁻¹ChemAxon
Polarizability32.9 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDDB02998
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDC14257
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkMetribolone
METLIN IDNot Available
PubChem Compound261000
PDB IDNot Available
ChEBI ID379896
Good Scents IDNot Available
References
General References
  1. Wang F, Liu XQ, Li H, Liang KN, Miner JN, Hong M, Kallel EA, van Oeveren A, Zhi L, Jiang T: Structure of the ligand-binding domain (LBD) of human androgen receptor in complex with a selective modulator LGD2226. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2006 Nov 1;62(Pt 11):1067-71. doi: 10.1107/S1744309106039340. Epub 2006 Oct 25. [PubMed:17077481 ]
  2. LOTUS database [Link]