Tetrabromomethane

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) =  2.80
    Log Kow (Exper. database match) =  3.42
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  224.32  (Adapted Stein & Brown method)
    Melting Pt (deg C):  34.71  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.183  (Modified Grain method)
    MP  (exp database):  90.1 deg C
    BP  (exp database):  189.5 deg C
    VP  (exp database):  2.70E-01 mm Hg at 25 deg C
    Subcooled liquid VP: 1.19 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):  9.588
       log Kow used: 3.42 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  240 mg/L (30 deg C)
        Exper. Ref:  GROSS,PM & SAYLOR,JH (1931)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  277.28 mg/L
    Wat Sol (Exper. database match) =  240.00
       Exper. Ref:  GROSS,PM & SAYLOR,JH (1931)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.30E-005  atm-m3/mole
   Group Method:   Incomplete
   Exper Database: 4.91E-04  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  8.328E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.42  (exp database)
  Log Kaw used:  -1.697  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  5.117
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2211
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3700  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.3574  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1802
   Biowin6 (MITI Non-Linear Model):   0.0001
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.9382
 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):  159 Pa (1.19 mm Hg)
  Log Koa (Koawin est  ): 5.117
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.89E-008 
       Octanol/air (Koa) model:  3.21E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  6.83E-007 
       Mackay model           :  1.51E-006 
       Octanol/air (Koa) model:  2.57E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.0000 E-12 cm3/molecule-sec
      Half-Life =   -------
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1.1E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  48.64
      Log Koc:  1.687 

 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 = 1.933 (BCF = 85.78)
       log Kow used: 3.42 (expkow database)

 Volatilization from Water:
    Henry LC:  0.000491 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:       4.03  hours
    Half-Life from Model Lake :      196.7  hours   (8.194 days)

 Removal In Wastewater Treatment:
    Total removal:              26.42  percent
    Total biodegradation:        0.15  percent
    Total sludge adsorption:    10.23  percent
    Total to Air:               16.05  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       6.29            1e+005       1000       
   Water     11.7            900          1000       
   Soil      81.3            1.8e+003     1000       
   Sediment  0.7             8.1e+003     0          
     Persistence Time: 870 hr