Methyltrienolone

Identification

Name
Methyltrienolone
Accession Number
DB02998  (EXPT02741)
Type
Small Molecule
Groups
Experimental
Description

A synthetic non-aromatizable androgen and anabolic steroid. It binds strongly to the androgen receptor and has therefore also been used as an affinity label for this receptor in the prostate and in prostatic tumors.

Structure
Thumb
Synonyms
  • 17-beta-Hydroxy-17-methylestra-4,9,11-trien-3-one
  • metribolona
  • Metribolone
External IDs
R 1881 / R1881
Categories
UNII
2C323EGI97
CAS number
965-93-5
Weight
Average: 284.3927
Monoisotopic: 284.177630012
Chemical Formula
C19H24O2
InChI Key
CCCIJQPRIXGQOE-XWSJACJDSA-N
InChI
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
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
SMILES
[H][C@@]12CC[C@](C)(O)[C@@]1(C)C=CC1=C3CCC(=O)C=C3CC[C@@]21[H]

Pharmacology

Indication
Not Available
Pharmacodynamics
Not Available
Mechanism of action
TargetActionsOrganism
UProgesterone receptorNot AvailableHuman
UAndrogen receptorNot AvailableHuman
UNuclear receptor coactivator 2Not AvailableHuman
UMineralocorticoid receptorNot AvailableHuman
Absorption
Not Available
Volume of distribution
Not Available
Protein binding
Not Available
Metabolism
Not Available
Route of elimination
Not Available
Half life
Not Available
Clearance
Not Available
Toxicity
Not Available
Affected organisms
  • Humans and other mammals
Pathways
Not Available
Pharmacogenomic Effects/ADRs
Not Available

Interactions

Drug Interactions
Not Available
Food Interactions
Not Available

References

General References
Not Available
External Links
KEGG Compound
C14257
PubChem Compound
261000
PubChem Substance
46505539
ChemSpider
229099
BindingDB
50367916
ChEBI
379896
ChEMBL
CHEMBL166444
IUPHAR
2857
Guide to Pharmacology
GtP Drug Page
HET
R18
Wikipedia
Metribolone
PDB Entries
1e3g / 1e3k / 1xow / 1xq3 / 2ao6

Clinical Trials

Clinical Trials
Not Available

Pharmacoeconomics

Manufacturers
Not Available
Packagers
Not Available
Dosage forms
Not Available
Prices
Not Available
Patents
Not Available

Properties

State
Solid
Experimental Properties
Not Available
Predicted Properties
PropertyValueSource
Water Solubility0.0332 mg/mLALOGPS
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 Å2ChemAxon
Rotatable Bond Count0ChemAxon
Refractivity86.29 m3·mol-1ChemAxon
Polarizability32.9 Å3ChemAxon
Number of Rings4ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted ADMET features
PropertyValueProbability
Human Intestinal Absorption+1.0
Blood Brain Barrier+0.973
Caco-2 permeable+0.8984
P-glycoprotein substrateSubstrate0.6498
P-glycoprotein inhibitor IInhibitor0.5489
P-glycoprotein inhibitor IINon-inhibitor0.8923
Renal organic cation transporterNon-inhibitor0.7324
CYP450 2C9 substrateNon-substrate0.8167
CYP450 2D6 substrateNon-substrate0.9116
CYP450 3A4 substrateSubstrate0.7739
CYP450 1A2 substrateNon-inhibitor0.9005
CYP450 2C9 inhibitorNon-inhibitor0.95
CYP450 2D6 inhibitorNon-inhibitor0.9452
CYP450 2C19 inhibitorNon-inhibitor0.6668
CYP450 3A4 inhibitorNon-inhibitor0.8812
CYP450 inhibitory promiscuityLow CYP Inhibitory Promiscuity0.8683
Ames testNon AMES toxic0.9382
CarcinogenicityNon-carcinogens0.9483
BiodegradationNot ready biodegradable0.9174
Rat acute toxicity1.6259 LD50, mol/kg Not applicable
hERG inhibition (predictor I)Weak inhibitor0.8938
hERG inhibition (predictor II)Non-inhibitor0.7163
ADMET data is predicted using admetSAR, a free tool for evaluating chemical ADMET properties. (23092397)

Spectra

Mass Spec (NIST)
Not Available
Spectra
SpectrumSpectrum TypeSplash Key
Predicted MS/MS Spectrum - 10V, Positive (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 20V, Positive (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 40V, Positive (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 10V, Negative (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 20V, Negative (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 40V, Negative (Annotated)Predicted LC-MS/MSNot Available

Taxonomy

Description
This compound belongs to the class of organic compounds known as estrogens and derivatives. These are steroids with a structure containing a 3-hydroxylated estrane.
Kingdom
Organic compounds
Super Class
Lipids and lipid-like molecules
Class
Steroids and steroid derivatives
Sub Class
Estrane steroids
Direct Parent
Estrogens and derivatives
Alternative Parents
3-oxosteroids / 17-hydroxysteroids / Cyclohexenones / Tertiary alcohols / Cyclic alcohols and derivatives / Organic oxides / Hydrocarbon derivatives
Substituents
Estrogen-skeleton / 3-oxosteroid / Hydroxysteroid / 17-hydroxysteroid / Oxosteroid / Cyclohexenone / Cyclic alcohol / Tertiary alcohol / Cyclic ketone / Ketone
Molecular Framework
Aliphatic homopolycyclic compounds
External Descriptors
3-oxo steroid, 17beta-hydroxy steroid, anabolic androgenic steroid (CHEBI:379896) / Estrane and derivatives (C14257)

Targets

Kind
Protein
Organism
Human
Pharmacological action
Unknown
General Function
Zinc ion binding
Specific Function
The steroid hormones and their receptors are involved in the regulation of eukaryotic gene expression and affect cellular proliferation and differentiation in target tissues. Progesterone receptor ...
Gene Name
PGR
Uniprot ID
P06401
Uniprot Name
Progesterone receptor
Molecular Weight
98979.96 Da
References
  1. Overington JP, Al-Lazikani B, Hopkins AL: How many drug targets are there? Nat Rev Drug Discov. 2006 Dec;5(12):993-6. [PubMed:17139284]
  2. Imming P, Sinning C, Meyer A: Drugs, their targets and the nature and number of drug targets. Nat Rev Drug Discov. 2006 Oct;5(10):821-34. [PubMed:17016423]
  3. Berman HM, Westbrook J, Feng Z, Gilliland G, Bhat TN, Weissig H, Shindyalov IN, Bourne PE: The Protein Data Bank. Nucleic Acids Res. 2000 Jan 1;28(1):235-42. [PubMed:10592235]
Details
2. Androgen receptor
Kind
Protein
Organism
Human
Pharmacological action
Unknown
General Function
Zinc ion binding
Specific Function
Steroid hormone receptors are ligand-activated transcription factors that regulate eukaryotic gene expression and affect cellular proliferation and differentiation in target tissues. Transcription ...
Gene Name
AR
Uniprot ID
P10275
Uniprot Name
Androgen receptor
Molecular Weight
98987.9 Da
References
  1. Berman HM, Westbrook J, Feng Z, Gilliland G, Bhat TN, Weissig H, Shindyalov IN, Bourne PE: The Protein Data Bank. Nucleic Acids Res. 2000 Jan 1;28(1):235-42. [PubMed:10592235]
Kind
Protein
Organism
Human
Pharmacological action
Unknown
General Function
Transcription coactivator activity
Specific Function
Transcriptional coactivator for steroid receptors and nuclear receptors. Coactivator of the steroid binding domain (AF-2) but not of the modulating N-terminal domain (AF-1). Required with NCOA1 to ...
Gene Name
NCOA2
Uniprot ID
Q15596
Uniprot Name
Nuclear receptor coactivator 2
Molecular Weight
159155.645 Da
References
  1. Berman HM, Westbrook J, Feng Z, Gilliland G, Bhat TN, Weissig H, Shindyalov IN, Bourne PE: The Protein Data Bank. Nucleic Acids Res. 2000 Jan 1;28(1):235-42. [PubMed:10592235]
Kind
Protein
Organism
Human
Pharmacological action
Unknown
General Function
Zinc ion binding
Specific Function
Receptor for both mineralocorticoids (MC) such as aldosterone and glucocorticoids (GC) such as corticosterone or cortisol. Binds to mineralocorticoid response elements (MRE) and transactivates targ...
Gene Name
NR3C2
Uniprot ID
P08235
Uniprot Name
Mineralocorticoid receptor
Molecular Weight
107066.575 Da
References
  1. Takeda AN, Pinon GM, Bens M, Fagart J, Rafestin-Oblin ME, Vandewalle A: The synthetic androgen methyltrienolone (r1881) acts as a potent antagonist of the mineralocorticoid receptor. Mol Pharmacol. 2007 Feb;71(2):473-82. Epub 2006 Nov 14. [PubMed:17105867]

Drug created on June 13, 2005 07:24 / Updated on November 02, 2018 05:27