ChemSpider 2D Image | 17-Hydroxy-1-methylandrostan-3-one | C20H32O2

17-Hydroxy-1-methylandrostan-3-one

  • Molecular FormulaC20H32O2
  • Average mass304.467 Da
  • Monoisotopic mass304.240234 Da
  • ChemSpider ID535912

More details:

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

17-Hydroxy-1-methylandrostan-3-on [German] [ACD/IUPAC Name]
17-Hydroxy-1-methylandrostan-3-one [ACD/IUPAC Name]
17-Hydroxy-1-méthylandrostan-3-one [French] [ACD/IUPAC Name]
Androstan-3-one, 17-hydroxy-1-methyl- [ACD/Index Name]
1,10,13-trimethyl-17-oxidanyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one
17-hydroxy-1,10,13-trimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one
17-Hydroxy-1-methyl-5-androstane-3 one
17β-Hydroxy-1α-methyl-5α-androstan-3-one
1-α-Methyl-17-β-hydroxy-5-α-androstan-3-one
1-α-Methyl-5-α-androstan-17-β-ol-3-one
More...

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

NSC 75054 [DBID]
SH 723 [DBID]
SH-60723 [DBID]

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

Density: 1.1±0.1 g/cm3
Boiling Point: 420.3±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.2 mmHg at 25°C
Enthalpy of Vaporization: 77.9±6.0 kJ/mol
Flash Point: 179.4±21.3 °C
Index of Refraction: 1.525
Molar Refractivity: 88.2±0.3 cm3
#H bond acceptors: 2
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 4.24
ACD/LogD (pH 5.5): 3.97
ACD/BCF (pH 5.5): 608.24
ACD/KOC (pH 5.5): 3423.29
ACD/LogD (pH 7.4): 3.97
ACD/BCF (pH 7.4): 608.24
ACD/KOC (pH 7.4): 3423.29
Polar Surface Area: 37 Å2
Polarizability: 35.0±0.5 10-24cm3
Surface Tension: 38.4±3.0 dyne/cm
Molar Volume: 287.6±3.0 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) =  3.48

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  394.37  (Adapted Stein & Brown method)
    Melting Pt (deg C):  144.50  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.46E-009  (Modified Grain method)
    MP  (exp database):  204 deg C
    Subcooled liquid VP: 2.71E-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):  39.63
       log Kow used: 3.48 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  105.05 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.46E-009  atm-m3/mole
   Group Method:   1.69E-010  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  3.498E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.48  (KowWin est)
  Log Kaw used:  -6.461  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.941
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4003
   Biowin2 (Non-Linear Model)     :   0.0164
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.2396  (months      )
   Biowin4 (Primary Survey Model) :   3.2088  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4541
   Biowin6 (MITI Non-Linear Model):   0.0791
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.0536
 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):  3.61E-005 Pa (2.71E-007 mm Hg)
  Log Koa (Koawin est  ): 9.941
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.083 
       Octanol/air (Koa) model:  0.00214 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.75 
       Mackay model           :  0.869 
       Octanol/air (Koa) model:  0.146 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  46.6838 E-12 cm3/molecule-sec
      Half-Life =     0.229 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.749 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.81 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2346
      Log Koc:  3.370 

 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 = 1.982 (BCF = 96.01)
       log Kow used: 3.48 (estimated)

 Volatilization from Water:
    Henry LC:  1.69E-010 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 6.045E+006  hours   (2.519E+005 days)
    Half-Life from Model Lake : 6.595E+007  hours   (2.748E+006 days)

 Removal In Wastewater Treatment:
    Total removal:              12.58  percent
    Total biodegradation:        0.18  percent
    Total sludge adsorption:    12.40  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       0.0131          5.5          1000       
   Water     9.69            1.44e+003    1000       
   Soil      89.5            2.88e+003    1000       
   Sediment  0.793           1.3e+004     0          
     Persistence Time: 2.65e+003 hr

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