ChemSpider 2D Image | (5alpha,9beta,13alpha)-Androst-2-en-17-one | C19H28O

(5α,9β,13α)-Androst-2-en-17-one

  • Molecular FormulaC19H28O
  • Average mass272.425 Da
  • Monoisotopic mass272.214020 Da
  • ChemSpider ID1390068

  • defined stereocentres - 6 of 6 defined stereocentres

More details:

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

(5α,9β,13α)-Androst-2-en-17-one [ACD/IUPAC Name]
(5α,9β,13α)-Androst-2-én-17-one [French] [ACD/IUPAC Name]
Androst-2-en-17-one, (5α,9β,13α)- [ACD/Index Name]

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

ZINC02105654 [DBID]

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

Density: 1.0±0.1 g/cm3
Boiling Point: 371.6±42.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 61.9±3.0 kJ/mol
Flash Point: 157.7±22.8 °C
Index of Refraction: 1.530
Molar Refractivity: 81.5±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 1
ACD/LogP: 5.30
ACD/LogD (pH 5.5): 4.43
ACD/BCF (pH 5.5): 1360.59
ACD/KOC (pH 5.5): 6091.45
ACD/LogD (pH 7.4): 4.43
ACD/BCF (pH 7.4): 1360.59
ACD/KOC (pH 7.4): 6091.45
Polar Surface Area: 17 Å2
Polarizability: 32.3±0.5 10-24cm3
Surface Tension: 36.9±3.0 dyne/cm
Molar Volume: 263.9±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) =  4.39

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  351.31  (Adapted Stein & Brown method)
    Melting Pt (deg C):  116.90  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.17E-005  (Modified Grain method)
    Subcooled liquid VP: 0.000257 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):  3.159
       log Kow used: 4.39 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  10.495 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.53E-004  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.597E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.39  (KowWin est)
  Log Kaw used:  -2.204  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  6.594
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2568
   Biowin2 (Non-Linear Model)     :   0.0085
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1504  (months      )
   Biowin4 (Primary Survey Model) :   3.1256  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3754
   Biowin6 (MITI Non-Linear Model):   0.0964
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.3328
 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):  0.0343 Pa (0.000257 mm Hg)
  Log Koa (Koawin est  ): 6.594
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  8.75E-005 
       Octanol/air (Koa) model:  9.64E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00315 
       Mackay model           :  0.00696 
       Octanol/air (Koa) model:  7.71E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  89.6898 E-12 cm3/molecule-sec
      Half-Life =     0.119 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.431 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    20.000000 E-17 cm3/molecule-sec
      Half-Life =     0.057 Days (at 7E11 mol/cm3)
      Half-Life =      1.375 Hrs
   Fraction sorbed to airborne particulates (phi): 0.00505 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.861E+004
      Log Koc:  4.456 

 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 = 2.680 (BCF = 478.3)
       log Kow used: 4.39 (estimated)

 Volatilization from Water:
    Henry LC:  0.000153 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:          8  hours
    Half-Life from Model Lake :      225.7  hours   (9.403 days)

 Removal In Wastewater Treatment:
    Total removal:              52.51  percent
    Total biodegradation:        0.46  percent
    Total sludge adsorption:    48.64  percent
    Total to Air:                3.41  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.0384          0.929        1000       
   Water     8.42            1.44e+003    1000       
   Soil      85.1            2.88e+003    1000       
   Sediment  6.43            1.3e+004     0          
     Persistence Time: 1.6e+003 hr

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