2,2'-Bipyridine

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) =  1.38
    Log Kow (Exper. database match) =  1.50
       Exper. Ref:  De Voogt,P et al. (1990)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  287.40  (Adapted Stein & Brown method)
    Melting Pt (deg C):  77.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00284  (Modified Grain method)
    MP  (exp database):  72 deg C
    BP  (exp database):  273.5 deg C
    Subcooled liquid VP: 0.00788 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):  3729
       log Kow used: 1.50 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  5930 mg/L (25 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3995.6 mg/L
    Wat Sol (Exper. database match) =  5930.00
       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 :   7.09E-010  atm-m3/mole
   Group Method:   5.35E-010  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.565E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.50  (exp database)
  Log Kaw used:  -7.538  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.038
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3640
   Biowin2 (Non-Linear Model)     :   0.0769
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4257  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5849  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2462
   Biowin6 (MITI Non-Linear Model):   0.1254
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.3548
 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):  1.05 Pa (0.00788 mm Hg)
  Log Koa (Koawin est  ): 9.038
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.86E-006 
       Octanol/air (Koa) model:  0.000268 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.000103 
       Mackay model           :  0.000228 
       Octanol/air (Koa) model:  0.021 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   1.2856 E-12 cm3/molecule-sec
      Half-Life =     8.320 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    99.842 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.000166 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  248.7
      Log Koc:  2.396 

 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 = 0.455 (BCF = 2.851)
       log Kow used: 1.50 (expkow database)

 Volatilization from Water:
    Henry LC:  5.35E-010 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 1.368E+006  hours   (5.699E+004 days)
    Half-Life from Model Lake : 1.492E+007  hours   (6.217E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               1.97  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.88  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       0.00613         200          1000       
   Water     32.9            900          1000       
   Soil      67              1.8e+003     1000       
   Sediment  0.0832          8.1e+003     0          
     Persistence Time: 1.19e+003 hr