Isodurene

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) =  4.18
    Log Kow (Exper. database match) =  4.10
       Exper. Ref:  Sangster (1994)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  190.74  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -4.51  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.399  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -23.7 deg C
    BP  (exp database):  198 deg C
    VP  (exp database):  4.98E-01 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  27.88
       log Kow used: 4.10 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  18.215 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.99E-003  atm-m3/mole
   Group Method:   7.05E-003  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  2.527E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.10  (exp database)
  Log Kaw used:  -0.486  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.586
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9023
   Biowin2 (Non-Linear Model)     :   0.9681
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6032  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.3800  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4951
   Biowin6 (MITI Non-Linear Model):   0.5299
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.8419
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   0.6374
     BioHC Half-Life (days)     :   4.3390

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  66.4 Pa (0.498 mm Hg)
  Log Koa (Koawin est  ): 4.586
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.52E-008 
       Octanol/air (Koa) model:  9.46E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.63E-006 
       Mackay model           :  3.61E-006 
       Octanol/air (Koa) model:  7.57E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  43.0705 E-12 cm3/molecule-sec
      Half-Life =     0.248 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.980 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.62E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1186
      Log Koc:  3.074 

 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 = 2.457 (BCF = 286.4)
       log Kow used: 4.10 (expkow database)

 Volatilization from Water:
    Henry LC:  0.00705 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      1.278  hours
    Half-Life from Model Lake :      111.1  hours   (4.629 days)

 Removal In Wastewater Treatment:
    Total removal:              79.19  percent
    Total biodegradation:        0.16  percent
    Total sludge adsorption:    24.62  percent
    Total to Air:               54.42  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.794           5.96         1000       
   Water     12.3            900          1000       
   Soil      83.2            1.8e+003     1000       
   Sediment  3.67            8.1e+003     0          
     Persistence Time: 647 hr