Methyl 6-(4-acetoxyphenyl)-8-methyl-4-oxo-3,4-dihydro-2H,6H-pyrimido[2,1-b][1,3]thiazine-7-carboxylate

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) =  2.36

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  495.51  (Adapted Stein & Brown method)
    Melting Pt (deg C):  210.50  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.82E-010  (Modified Grain method)
    Subcooled liquid VP: 3.57E-008 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):  42.47
       log Kow used: 2.36 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  228.07 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.47E-017  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.431E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.36  (KowWin est)
  Log Kaw used:  -14.848  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  17.208
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1278
   Biowin2 (Non-Linear Model)     :   0.9998
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5980  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.9709  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4762
   Biowin6 (MITI Non-Linear Model):   0.2261
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.2155
 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):  4.76E-006 Pa (3.57E-008 mm Hg)
  Log Koa (Koawin est  ): 17.208
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.63 
       Octanol/air (Koa) model:  3.96E+004 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.958 
       Mackay model           :  0.981 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  71.8215 E-12 cm3/molecule-sec
      Half-Life =     0.149 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.787 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     7.393750 E-17 cm3/molecule-sec
      Half-Life =     0.155 Days (at 7E11 mol/cm3)
      Half-Life =      3.720 Hrs
   Fraction sorbed to airborne particulates (phi): 0.969 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  3538
      Log Koc:  3.549 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  8.501E-001  L/mol-sec
  Kb Half-Life at pH 8:       9.437  days   
  Kb Half-Life at pH 7:      94.368  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.117 (BCF = 13.1)
       log Kow used: 2.36 (estimated)

 Volatilization from Water:
    Henry LC:  3.47E-017 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.265E+013  hours   (1.36E+012 days)
    Half-Life from Model Lake : 3.562E+014  hours   (1.484E+013 days)

 Removal In Wastewater Treatment:
    Total removal:               2.76  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.66  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       1.05e-008       1.82         1000       
   Water     17.6            900          1000       
   Soil      82.3            1.8e+003     1000       
   Sediment  0.113           8.1e+003     0          
     Persistence Time: 1.59e+003 hr