3-Cyclohexyl-1-[3-cyclohexyl-5,5-dimethyl-2-oxo-1-(2-phenylethyl)-4-imidazolidinyl]-1-hydroxyurea

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

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

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  6.33

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  640.07  (Adapted Stein & Brown method)
    Melting Pt (deg C):  278.03  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.27E-017  (Modified Grain method)
    Subcooled liquid VP: 7.89E-015 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):  0.005342
       log Kow used: 6.33 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.46922 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.65E-018  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.428E-015 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  6.33  (KowWin est)
  Log Kaw used:  -16.171  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  22.501
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5290
   Biowin2 (Non-Linear Model)     :   0.0561
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.9251  (months      )
   Biowin4 (Primary Survey Model) :   2.9718  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.3085
   Biowin6 (MITI Non-Linear Model):   0.0007
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.0938
 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):  1.05E-012 Pa (7.89E-015 mm Hg)
  Log Koa (Koawin est  ): 22.501
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.85E+006 
       Octanol/air (Koa) model:  7.78E+009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  78.9080 E-12 cm3/molecule-sec
      Half-Life =     0.136 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.627 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.225E+005
      Log Koc:  5.088 

 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 = 4.172 (BCF = 1.486e+004)
       log Kow used: 6.33 (estimated)

 Volatilization from Water:
    Henry LC:  1.65E-018 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 7.582E+014  hours   (3.159E+013 days)
    Half-Life from Model Lake : 8.272E+015  hours   (3.447E+014 days)

 Removal In Wastewater Treatment:
    Total removal:              93.15  percent
    Total biodegradation:        0.77  percent
    Total sludge adsorption:    92.37  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       0.000858        3.25         1000       
   Water     1.8             1.44e+003    1000       
   Soil      46              2.88e+003    1000       
   Sediment  52.2            1.3e+004     0          
     Persistence Time: 5.63e+003 hr