ChemSpider 2D Image | Metribolone | C19H24O2

Metribolone

  • Molecular FormulaC19H24O2
  • Average mass284.393 Da
  • Monoisotopic mass284.177643 Da
  • ChemSpider ID229099
  • defined stereocentres - 4 of 4 defined stereocentres


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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

(17b)-17-Hydroxy-17-methylestra-4,9,11-trien-3-one
(17b)-17-Hydroxy-17-methyl-estra-4,9,11-trien-3-one
(17β)-17-Hydroxy-17-methylestra-4,9,11-trien-3-on [German] [ACD/IUPAC Name]
(17β)-17-Hydroxy-17-methylestra-4,9,11-trien-3-one [ACD/IUPAC Name]
(17β)-17-Hydroxy-17-méthylestra-4,9,11-trién-3-one [French] [ACD/IUPAC Name]
(17β)-17-hydroxy-17-methyl-estra-4,9,11-triene-3-one
(1S,3aS,3bS,11aS)-1-hydroxy-1,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,11aH-cyclopenta[a]phenanthren-7-one
17a-Methyl-17b-hydroxyestra-4,9(10),11-trien-3-one
17a-Methyl-17b-hydroxyestra-4,9,11-trien-3-one
17a-Methyl-3-oxo-4,9,11-estratrien-17b-ol
More...

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

2180 [DBID]
2373 [DBID]
NSC 92858 [DBID]
R 1881 [DBID]
RU 1881 [DBID]
2626053 [DBID]
C14257 [DBID]
NSC92858 [DBID]
PH7 [DBID]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.2±0.1 g/cm3
Boiling Point: 485.9±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.8 mmHg at 25°C
Enthalpy of Vaporization: 86.6±6.0 kJ/mol
Flash Point: 206.3±21.3 °C
Index of Refraction: 1.597
Molar Refractivity: 82.5±0.4 cm3
#H bond acceptors: 2
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 2.81
ACD/LogD (pH 5.5): 2.86
ACD/BCF (pH 5.5): 87.56
ACD/KOC (pH 5.5): 854.92
ACD/LogD (pH 7.4): 2.86
ACD/BCF (pH 7.4): 87.56
ACD/KOC (pH 7.4): 854.92
Polar Surface Area: 37 Å2
Polarizability: 32.7±0.5 10-24cm3
Surface Tension: 47.5±5.0 dyne/cm
Molar Volume: 242.1±5.0 cm3

Predicted data is generated using the US Environmental Protection Agency�s EPISuite™

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  3.10

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  392.38  (Adapted Stein & Brown method)
    Melting Pt (deg C):  152.67  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.54E-008  (Modified Grain method)
    Subcooled liquid VP: 3.1E-007 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  110.5
       log Kow used: 3.10 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  90.129 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.52E-009  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.215E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.10  (KowWin est)
  Log Kaw used:  -6.987  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.087
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2511
   Biowin2 (Non-Linear Model)     :   0.0072
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1240  (months      )
   Biowin4 (Primary Survey Model) :   3.1083  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2817
   Biowin6 (MITI Non-Linear Model):   0.0590
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.2452
 Ready Biodegradability Prediction:   NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  4.13E-005 Pa (3.1E-007 mm Hg)
  Log Koa (Koawin est  ): 10.087
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0726 
       Octanol/air (Koa) model:  0.003 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.724 
       Mackay model           :  0.853 
       Octanol/air (Koa) model:  0.194 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 304.3124 E-12 cm3/molecule-sec
      Half-Life =     0.035 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    25.307 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    35.360001 E-17 cm3/molecule-sec
      Half-Life =     0.032 Days (at 7E11 mol/cm3)
      Half-Life =     46.670 Min
   Fraction sorbed to airborne particulates (phi): 0.788 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1356
      Log Koc:  3.132 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.686 (BCF = 48.52)
       log Kow used: 3.10 (estimated)

 Volatilization from Water:
    Henry LC:  2.52E-009 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.918E+005  hours   (1.633E+004 days)
    Half-Life from Model Lake : 4.274E+006  hours   (1.781E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               6.64  percent
    Total biodegradation:        0.13  percent
    Total sludge adsorption:     6.50  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.01            0.405        1000       
   Water     14.7            1.44e+003    1000       
   Soil      84.9            2.88e+003    1000       
   Sediment  0.466           1.3e+004     0          
     Persistence Time: 1.68e+003 hr




                    

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