Acenaphthylene

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) =  3.94
    Log Kow (Exper. database match) =  3.94
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  274.85  (Adapted Stein & Brown method)
    Melting Pt (deg C):  54.64  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00125  (Modified Grain method)
    MP  (exp database):  92.5 deg C
    BP  (exp database):  280 deg C
    VP  (exp database):  6.68E-03 mm Hg at 25 deg C
    Subcooled liquid VP: 0.0311 mm Hg (25 deg C, exp database VP )

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  2.487
       log Kow used: 3.94 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  16.1 mg/L (25 deg C)
        Exper. Ref:  WALTERS,RW & LUTHY,RG (1984A)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3.3684 mg/L
    Wat Sol (Exper. database match) =  16.10
       Exper. Ref:  WALTERS,RW & LUTHY,RG (1984A)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.48E-005  atm-m3/mole
   Group Method:   1.54E-005  atm-m3/mole
   Exper Database: 1.25E-04  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.007E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.94  (exp database)
  Log Kaw used:  -2.292  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  6.232
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6751
   Biowin2 (Non-Linear Model)     :   0.7000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8628  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6282  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3210
   Biowin6 (MITI Non-Linear Model):   0.2516
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.1165
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   1.4871
     BioHC Half-Life (days)     :  30.7003

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  4.15 Pa (0.0311 mm Hg)
  Log Koa (Koawin est  ): 6.232
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  7.23E-007 
       Octanol/air (Koa) model:  4.19E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.61E-005 
       Mackay model           :  5.79E-005 
       Octanol/air (Koa) model:  3.35E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  75.4921 E-12 cm3/molecule-sec
      Half-Life =     0.142 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.700 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    25.199999 E-17 cm3/molecule-sec
      Half-Life =     0.045 Days (at 7E11 mol/cm3)
      Half-Life =      1.091 Hrs
   Fraction sorbed to airborne particulates (phi): 4.2E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  6123
      Log Koc:  3.787 

 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 = 2.334 (BCF = 215.7)
       log Kow used: 3.94 (expkow database)

 Volatilization from Water:
    Henry LC:  0.000125 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:      7.037  hours
    Half-Life from Model Lake :      180.2  hours   (7.509 days)

 Removal In Wastewater Treatment:
    Total removal:              31.07  percent
    Total biodegradation:        0.29  percent
    Total sludge adsorption:    26.47  percent
    Total to Air:                4.31  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.0985          0.744        1000       
   Water     20              360          1000       
   Soil      77.7            720          1000       
   Sediment  2.23            3.24e+003    0          
     Persistence Time: 441 hr