Ethyl 4-nitrobenzoate

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) =  2.14
    Log Kow (Exper. database match) =  2.33
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  297.25  (Adapted Stein & Brown method)
    Melting Pt (deg C):  80.66  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.326  (Modified Grain method)
    MP  (exp database):  57 deg C
    BP  (exp database):  186.3 deg C
    Subcooled liquid VP: 0.646 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):  193.1
       log Kow used: 2.33 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  584.87 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.82E-007  atm-m3/mole
   Group Method:   2.03E-007  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  4.336E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.33  (exp database)
  Log Kaw used:  -5.128  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  7.458
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5238
   Biowin2 (Non-Linear Model)     :   0.8591
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7385  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6867  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3703
   Biowin6 (MITI Non-Linear Model):   0.1056
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3586
 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):  86.1 Pa (0.646 mm Hg)
  Log Koa (Koawin est  ): 7.458
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.48E-008 
       Octanol/air (Koa) model:  7.05E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.26E-006 
       Mackay model           :  2.79E-006 
       Octanol/air (Koa) model:  0.000563 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   1.7168 E-12 cm3/molecule-sec
      Half-Life =     6.230 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    74.764 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.02E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  164.9
      Log Koc:  2.217 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.641E+000  L/mol-sec
  Kb Half-Life at pH 8:       4.890  days   
  Kb Half-Life at pH 7:      48.897  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.094 (BCF = 12.42)
       log Kow used: 2.33 (expkow database)

 Volatilization from Water:
    Henry LC:  2.03E-007 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:       4031  hours   (167.9 days)
    Half-Life from Model Lake : 4.409E+004  hours   (1837 days)

 Removal In Wastewater Treatment:
    Total removal:               2.71  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.60  percent
    Total to Air:                0.01  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.02            150          1000       
   Water     21              900          1000       
   Soil      77.8            1.8e+003     1000       
   Sediment  0.129           8.1e+003     0          
     Persistence Time: 1.22e+003 hr