NSC 4057

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) =  5.08

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  436.79  (Adapted Stein & Brown method)
    Melting Pt (deg C):  118.58  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.01E-007  (Modified Grain method)
    MP  (exp database):  44 deg C
    Subcooled liquid VP: 1.04E-006 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):  0.2995
       log Kow used: 5.08 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.17947 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.46E-009  atm-m3/mole
   Group Method:   1.02E-011  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.067E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.08  (KowWin est)
  Log Kaw used:  -7.224  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.304
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1872
   Biowin2 (Non-Linear Model)     :   0.9999
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7581  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8157  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3728
   Biowin6 (MITI Non-Linear Model):   0.2407
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2655
 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):  0.000139 Pa (1.04E-006 mm Hg)
  Log Koa (Koawin est  ): 12.304
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0216 
       Octanol/air (Koa) model:  0.494 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.439 
       Mackay model           :  0.634 
       Octanol/air (Koa) model:  0.975 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  12.8214 E-12 cm3/molecule-sec
      Half-Life =     0.834 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    10.011 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.536 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  6E+004
      Log Koc:  4.778 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  2.529E-001  L/mol-sec
  Kb Half-Life at pH 8:      31.721  days   
  Kb Half-Life at pH 7:     317.214  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 3.211 (BCF = 1625)
       log Kow used: 5.08 (estimated)

 Volatilization from Water:
    Henry LC:  1.02E-011 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 1.068E+008  hours   (4.451E+006 days)
    Half-Life from Model Lake : 1.165E+009  hours   (4.856E+007 days)

 Removal In Wastewater Treatment:
    Total removal:              80.08  percent
    Total biodegradation:        0.69  percent
    Total sludge adsorption:    79.39  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       0.000173        20           1000       
   Water     12.2            360          1000       
   Soil      71.2            720          1000       
   Sediment  16.6            3.24e+003    0          
     Persistence Time: 924 hr