2,2',3,4,4',5,5'-PCB

Data supplied by datasources and users.

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) =  8.27

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  415.60  (Adapted Stein & Brown method)
    Melting Pt (deg C):  163.56  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.3E-007  (Modified Grain method)
    VP  (exp database):  9.77E-07 mm Hg at 25 deg C
    Subcooled liquid VP: 2.29E-005 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):  0.0002842
       log Kow used: 8.27 (estimated)
       no-melting pt equation used
     Water Sol (Exper. database match) =  0.00385 mg/L (20 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.00036674 mg/L
    Wat Sol (Exper. database match) =  0.00
       Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.07E-005  atm-m3/mole
   Group Method:   1.38E-004  atm-m3/mole
   Exper Database: 1.00E-05  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  2.379E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  8.27  (KowWin est)
  Log Kaw used:  -3.388  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  11.658
      Log Koa (experimental database):  9.880

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.7176
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   0.8793  (recalcitrant)
   Biowin4 (Primary Survey Model) :   2.1200  (months      )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.3961
   Biowin6 (MITI Non-Linear Model):   0.0000
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -2.2661
 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):  0.00305 Pa (2.29E-005 mm Hg)
  Log Koa (Exp database): 9.880
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000983 
       Octanol/air (Koa) model:  0.00186 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0343 
       Mackay model           :  0.0729 
       Octanol/air (Koa) model:  0.13 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.1046 E-12 cm3/molecule-sec
      Half-Life =   102.248 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0536 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.068E+005
      Log Koc:  5.315 

 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 = 3.692 (BCF = 4922)
       log Kow used: 8.27 (estimated)

 Volatilization from Water:
    Henry LC:  1E-005 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:      118.4  hours   (4.935 days)
    Half-Life from Model Lake :       1459  hours   (60.78 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       0.151           2.45e+003    1000       
   Water     0.681           4.32e+003    1000       
   Soil      45.1            8.64e+003    1000       
   Sediment  54              3.89e+004    0          
     Persistence Time: 1.25e+004 hr