5-(4-Hydroxybenzylidene)-1,3-bis(4-methylphenyl)-2-thioxodihydro-4,6(1H,5H)-pyrimidinedione

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) =  5.52

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  697.23  (Adapted Stein & Brown method)
    Melting Pt (deg C):  304.73  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.99E-018  (Modified Grain method)
    Subcooled liquid VP: 9.41E-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):  0.1489
       log Kow used: 5.52 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0020058 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.36E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.647E-017 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.52  (KowWin est)
  Log Kaw used:  -11.749  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  17.269
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1890
   Biowin2 (Non-Linear Model)     :   0.9875
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0505  (months      )
   Biowin4 (Primary Survey Model) :   3.5430  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0575
   Biowin6 (MITI Non-Linear Model):   0.0041
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -2.1812
 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):  1.25E-012 Pa (9.41E-015 mm Hg)
  Log Koa (Koawin est  ): 17.269
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.39E+006 
       Octanol/air (Koa) model:  4.56E+004 
   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 =  72.8319 E-12 cm3/molecule-sec
      Half-Life =     0.147 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.762 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     2.100000 E-17 cm3/molecule-sec
      Half-Life =     0.546 Days (at 7E11 mol/cm3)
      Half-Life =     13.097 Hrs
   Reaction With Nitrate Radicals May Be Important!
   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    :  1.042E+005
      Log Koc:  5.018 

 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 = 3.552 (BCF = 3563)
       log Kow used: 5.52 (estimated)

 Volatilization from Water:
    Henry LC:  4.36E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  2.78E+010  hours   (1.158E+009 days)
    Half-Life from Model Lake : 3.032E+011  hours   (1.264E+010 days)

 Removal In Wastewater Treatment:
    Total removal:              88.53  percent
    Total biodegradation:        0.75  percent
    Total sludge adsorption:    87.78  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       0.0374          2.78         1000       
   Water     5.13            1.44e+003    1000       
   Soil      49.2            2.88e+003    1000       
   Sediment  45.6            1.3e+004     0          
     Persistence Time: 3.08e+003 hr