Heptyl 4-(4-hydroxy-3-methoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate

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) =  3.61

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  529.83  (Adapted Stein & Brown method)
    Melting Pt (deg C):  226.53  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.7E-012  (Modified Grain method)
    Subcooled liquid VP: 5.36E-010 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):  3.534
       log Kow used: 3.61 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  71.562 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.02E-017  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.186E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.61  (KowWin est)
  Log Kaw used:  -15.380  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  18.990
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0987
   Biowin2 (Non-Linear Model)     :   0.9988
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8041  (weeks       )
   Biowin4 (Primary Survey Model) :   3.9194  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5080
   Biowin6 (MITI Non-Linear Model):   0.3043
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.6130
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  7.15E-008 Pa (5.36E-010 mm Hg)
  Log Koa (Koawin est  ): 18.990
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  42 
       Octanol/air (Koa) model:  2.4E+006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.999 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  78.0881 E-12 cm3/molecule-sec
      Half-Life =     0.137 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.644 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    13.650000 E-17 cm3/molecule-sec
      Half-Life =     0.084 Days (at 7E11 mol/cm3)
      Half-Life =      2.015 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    :  1.235E+004
      Log Koc:  4.092 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.658E-003  L/mol-sec
  Kb Half-Life at pH 8:      13.243  years  
  Kb Half-Life at pH 7:     132.432  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 2.080 (BCF = 120.1)
       log Kow used: 3.61 (estimated)

 Volatilization from Water:
    Henry LC:  1.02E-017 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.114E+014  hours   (4.64E+012 days)
    Half-Life from Model Lake : 1.215E+015  hours   (5.062E+013 days)

 Removal In Wastewater Treatment:
    Total removal:              15.79  percent
    Total biodegradation:        0.21  percent
    Total sludge adsorption:    15.58  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       4.37e-007       1.25         1000       
   Water     16              360          1000       
   Soil      83.1            720          1000       
   Sediment  0.892           3.24e+003    0          
     Persistence Time: 787 hr