7-{3-[4-(Diphenylmethoxy)-1-piperidinyl]propyl}-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

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

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  4.21

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  715.77  (Adapted Stein & Brown method)
    Melting Pt (deg C):  313.39  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.63E-017  (Modified Grain method)
    Subcooled liquid VP: 6.3E-014 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):  0.2188
       log Kow used: 4.21 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.38319 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.46E-018  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.064E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.21  (KowWin est)
  Log Kaw used:  -15.998  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  20.208
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2190
   Biowin2 (Non-Linear Model)     :   0.0025
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.9022  (months      )
   Biowin4 (Primary Survey Model) :   2.8563  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.5008
   Biowin6 (MITI Non-Linear Model):   0.0002
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.5981
 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):  8.4E-012 Pa (6.3E-014 mm Hg)
  Log Koa (Koawin est  ): 20.208
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.57E+005 
       Octanol/air (Koa) model:  3.96E+007 
   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 = 161.7121 E-12 cm3/molecule-sec
      Half-Life =     0.066 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.794 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    :  1.556E+004
      Log Koc:  4.192 

 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 = 2.541 (BCF = 347.3)
       log Kow used: 4.21 (estimated)

 Volatilization from Water:
    Henry LC:  2.46E-018 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 5.256E+014  hours   (2.19E+013 days)
    Half-Life from Model Lake : 5.733E+015  hours   (2.389E+014 days)

 Removal In Wastewater Treatment:
    Total removal:              40.46  percent
    Total biodegradation:        0.40  percent
    Total sludge adsorption:    40.06  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       0.000389        1.59         1000       
   Water     8.24            1.44e+003    1000       
   Soil      87.6            2.88e+003    1000       
   Sediment  4.11            1.3e+004     0          
     Persistence Time: 2.96e+003 hr