Ethyl (6-methoxy-2,4-dioxo-3,4-dihydro-1(2H)-pyrimidinyl)acetate

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) =  -0.83

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  461.36  (Adapted Stein & Brown method)
    Melting Pt (deg C):  194.55  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.23E-009  (Modified Grain method)
    Subcooled liquid VP: 2.56E-007 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):  7849
       log Kow used: -0.83 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  34626 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters
       Imides
       Vinyl/Allyl Ethers

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.23E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.618E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.83  (KowWin est)
  Log Kaw used:  -9.040  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.210
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4657
   Biowin2 (Non-Linear Model)     :   0.6031
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8264  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7377  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4843
   Biowin6 (MITI Non-Linear Model):   0.3107
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5700
 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):  3.41E-005 Pa (2.56E-007 mm Hg)
  Log Koa (Koawin est  ): 8.210
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0879 
       Octanol/air (Koa) model:  3.98E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.76 
       Mackay model           :  0.875 
       Octanol/air (Koa) model:  0.00317 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  29.4021 E-12 cm3/molecule-sec
      Half-Life =     0.364 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     4.365 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.875000 E-17 cm3/molecule-sec
      Half-Life =     1.310 Days (at 7E11 mol/cm3)
      Half-Life =     31.433 Hrs
   Fraction sorbed to airborne particulates (phi): 0.818 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  5.741E-001  L/mol-sec
  Kb Half-Life at pH 8:      13.973  days   
  Kb Half-Life at pH 7:     139.728  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -0.83 (estimated)

 Volatilization from Water:
    Henry LC:  2.23E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.966E+007  hours   (1.653E+006 days)
    Half-Life from Model Lake : 4.327E+008  hours   (1.803E+007 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       0.00286         6.83         1000       
   Water     39              360          1000       
   Soil      61              720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 578 hr