1,8-Dibromooctane

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) =  4.96

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  251.73  (Adapted Stein & Brown method)
    Melting Pt (deg C):  29.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0149  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  15.5 deg C
    BP  (exp database):  271 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.039
       log Kow used: 4.96 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.7784 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.11E-003  atm-m3/mole
   Group Method:   1.23E-003  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  5.133E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.96  (KowWin est)
  Log Kaw used:  -0.537  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.497
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5257
   Biowin2 (Non-Linear Model)     :   0.0001
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6559  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5260  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4917
   Biowin6 (MITI Non-Linear Model):   0.0473
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.7622
 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):  2.04 Pa (0.0153 mm Hg)
  Log Koa (Koawin est  ): 5.497
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.47E-006 
       Octanol/air (Koa) model:  7.71E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  5.31E-005 
       Mackay model           :  0.000118 
       Octanol/air (Koa) model:  6.17E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   7.3524 E-12 cm3/molecule-sec
      Half-Life =     1.455 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    17.457 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 8.54E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1724
      Log Koc:  3.236 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  3.176E-009  L/mol-sec
  Kb Half-Life at pH 8: 6.915E+006  years  
  Kb Half-Life at pH 7: 6.915E+007  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 2.117 (BCF = 130.9)
       log Kow used: 4.96 (estimated)

 Volatilization from Water:
    Henry LC:  0.00123 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      2.468  hours
    Half-Life from Model Lake :      165.2  hours   (6.884 days)

 Removal In Wastewater Treatment:
    Total removal:              79.91  percent
    Total biodegradation:        0.59  percent
    Total sludge adsorption:    71.35  percent
    Total to Air:                7.97  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.49            34.9         1000       
   Water     7.48            900          1000       
   Soil      75.4            1.8e+003     1000       
   Sediment  15.7            8.1e+003     0          
     Persistence Time: 1.13e+003 hr