Butyl 2,2-bis(trifluoromethyl)-3,4-dihydro-2H-pyrimido[1,2-a]pyrimidine-3-carboxylate

Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  4.61

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  331.25  (Adapted Stein & Brown method)
    Melting Pt (deg C):  123.97  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.78E-005  (Modified Grain method)
    Subcooled liquid VP: 0.000366 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):  0.53
       log Kow used: 4.61 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.42591 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.15E-008  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.484E-005 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.61  (KowWin est)
  Log Kaw used:  -5.677  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.287
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.3714
   Biowin2 (Non-Linear Model)     :   0.0001
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.5792  (recalcitrant)
   Biowin4 (Primary Survey Model) :   3.1079  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3288
   Biowin6 (MITI Non-Linear Model):   0.0000
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.1662
 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):  0.0488 Pa (0.000366 mm Hg)
  Log Koa (Koawin est  ): 10.287
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.15E-005 
       Octanol/air (Koa) model:  0.00475 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00222 
       Mackay model           :  0.00489 
       Octanol/air (Koa) model:  0.276 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  51.9411 E-12 cm3/molecule-sec
      Half-Life =     0.206 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.471 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     1.137500 E-17 cm3/molecule-sec
      Half-Life =     1.007 Days (at 7E11 mol/cm3)
      Half-Life =     24.179 Hrs
   Fraction sorbed to airborne particulates (phi): 0.00355 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.201E+005
      Log Koc:  5.079 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  2.757E-005  L/mol-sec
  Kb Half-Life at pH 8:     796.511  years  
  Kb Half-Life at pH 7:    7965.115  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 2.851 (BCF = 709.7)
       log Kow used: 4.61 (estimated)

 Volatilization from Water:
    Henry LC:  5.15E-008 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.191E+004  hours   (912.8 days)
    Half-Life from Model Lake : 2.392E+005  hours   (9965 days)

 Removal In Wastewater Treatment:
    Total removal:              61.67  percent
    Total biodegradation:        0.56  percent
    Total sludge adsorption:    61.10  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       0.0253          4.1          1000       
   Water     4.84            4.32e+003    1000       
   Soil      85.5            8.64e+003    1000       
   Sediment  9.6             3.89e+004    0          
     Persistence Time: 5.76e+003 hr