5-Ethyl-2-[(4R)-4-isopropyl-4-methyl-5-oxo-4,5-dihydro-1H-imidazol-2-yl]nicotinic acid

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) =  2.60

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  561.56  (Adapted Stein & Brown method)
    Melting Pt (deg C):  241.36  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.27E-011  (Modified Grain method)
    MP  (exp database):  171 deg C
    Subcooled liquid VP: 7.34E-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):  84.54
       log Kow used: 2.60 (estimated)
       no-melting pt equation used
     Water Sol (Exper. database match) =  1400 mg/L (25 deg C)
        Exper. Ref:  TOMLIN,C (1994)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  329.95 mg/L
    Wat Sol (Exper. database match) =  1400.00
       Exper. Ref:  TOMLIN,C (1994)

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.04E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.022E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.60  (KowWin est)
  Log Kaw used:  -14.371  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.971
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7130
   Biowin2 (Non-Linear Model)     :   0.7738
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0923  (months      )
   Biowin4 (Primary Survey Model) :   3.4028  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3008
   Biowin6 (MITI Non-Linear Model):   0.0784
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.0438
 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):  9.79E-008 Pa (7.34E-010 mm Hg)
  Log Koa (Koawin est  ): 16.971
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  30.7 
       Octanol/air (Koa) model:  2.3E+004 
   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 =  15.8531 E-12 cm3/molecule-sec
      Half-Life =     0.675 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     8.096 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.999 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1389
      Log Koc:  3.143 

 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 = 0.500 (BCF = 3.162)
       log Kow used: 2.60 (estimated)

 Volatilization from Water:
    Henry LC:  1.04E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 9.576E+012  hours   (3.99E+011 days)
    Half-Life from Model Lake : 1.045E+014  hours   (4.353E+012 days)

 Removal In Wastewater Treatment:
    Total removal:               3.41  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:     3.31  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       1.67e-007       16.2         1000       
   Water     13.6            1.44e+003    1000       
   Soil      86.3            2.88e+003    1000       
   Sediment  0.141           1.3e+004     0          
     Persistence Time: 2.45e+003 hr