dibenzo(fg,qr)pentacene

Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  8.46

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  584.55  (Adapted Stein & Brown method)
    Melting Pt (deg C):  252.09  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.28E-013  (Modified Grain method)
    Subcooled liquid VP: 1.86E-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):  2.765e-005
       log Kow used: 8.46 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  8.7707e-007 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.72E-009  atm-m3/mole
   Group Method:   9.74E-010  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.053E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  8.46  (KowWin est)
  Log Kaw used:  -6.501  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.961
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.0775
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.6210  (recalcitrant)
   Biowin4 (Primary Survey Model) :   2.6370  (weeks-months)
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.2049
   Biowin6 (MITI Non-Linear Model):   0.0032
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.6908
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   2.9700
     BioHC Half-Life (days)     : 933.2422

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  2.48E-008 Pa (1.86E-010 mm Hg)
  Log Koa (Koawin est  ): 14.961
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  121 
       Octanol/air (Koa) model:  224 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  50.0000 E-12 cm3/molecule-sec
      Half-Life =     0.214 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.567 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.032E+008
      Log Koc:  8.014 

 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 = 2.808 (BCF = 643.3)
       log Kow used: 8.46 (estimated)

 Volatilization from Water:
    Henry LC:  9.74E-010 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 1.128E+006  hours   (4.702E+004 days)
    Half-Life from Model Lake : 1.231E+007  hours   (5.13E+005 days)

 Removal In Wastewater Treatment:
    Total removal:              94.03  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.25  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       0.0167          5.13         1000       
   Water     0.717           4.32e+003    1000       
   Soil      42.2            8.64e+003    1000       
   Sediment  57              3.89e+004    0          
     Persistence Time: 1.14e+004 hr