(E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-1H-purine-2,6(3H,7H)-dione

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) =  2.77

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  640.09  (Adapted Stein & Brown method)
    Melting Pt (deg C):  278.04  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.05E-014  (Modified Grain method)
    Subcooled liquid VP: 6.54E-012 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):  20.17
       log Kow used: 2.77 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.5939 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.38E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.537E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.77  (KowWin est)
  Log Kaw used:  -14.012  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.782
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8350
   Biowin2 (Non-Linear Model)     :   0.9043
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.2644  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4676  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1381
   Biowin6 (MITI Non-Linear Model):   0.0152
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4925
 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):  8.72E-010 Pa (6.54E-012 mm Hg)
  Log Koa (Koawin est  ): 16.782
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.44E+003 
       Octanol/air (Koa) model:  1.49E+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 = 120.5406 E-12 cm3/molecule-sec [Cis-isomer]
      OVERALL OH Rate Constant = 128.1405 E-12 cm3/molecule-sec [Trans-isomer]
      Half-Life =    1.065 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
      Half-Life =    1.002 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    12.599999 E-17 cm3/molecule-sec [Cis-]
      OVERALL Ozone Rate Constant =    25.199999 E-17 cm3/molecule-sec [Trans-]
      Half-Life =     2.183 Hrs (at 7E11 mol/cm3) [Cis-isomer]
      Half-Life =     1.091 Hrs (at 7E11 mol/cm3) [Trans-isomer]
   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    :  142.5
      Log Koc:  2.154 

 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 = 1.431 (BCF = 26.98)
       log Kow used: 2.77 (estimated)

 Volatilization from Water:
    Henry LC:  2.38E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.735E+012  hours   (1.973E+011 days)
    Half-Life from Model Lake : 5.165E+013  hours   (2.152E+012 days)

 Removal In Wastewater Treatment:
    Total removal:               4.15  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:     4.04  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       0.0005          1.08         1000       
   Water     14              900          1000       
   Soil      85.8            1.8e+003     1000       
   Sediment  0.195           8.1e+003     0          
     Persistence Time: 1.72e+003 hr