Acetylene tetrabromide

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) =  2.55

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  238.93  (Adapted Stein & Brown method)
    Melting Pt (deg C):  37.10  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0614  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  0 deg C
    BP  (exp database):  243.5 deg C
    VP  (exp database):  2.00E-02 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  43.66
       log Kow used: 2.55 (estimated)
       no-melting pt equation used
     Water Sol (Exper. database match) =  678 mg/L (25 deg C)
        Exper. Ref:  HORVATH,AL ET AL. (1999)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  285.43 mg/L
    Wat Sol (Exper. database match) =  678.00
       Exper. Ref:  HORVATH,AL ET AL. (1999)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.72E-005  atm-m3/mole
   Group Method:   Incomplete
   Exper Database: 1.40E-05  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  6.396E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.55  (KowWin est)
  Log Kaw used:  -3.242  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  5.792
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3983
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5511  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4906  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0305
   Biowin6 (MITI Non-Linear Model):   0.0001
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.9407
 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):  2.67 Pa (0.02 mm Hg)
  Log Koa (Koawin est  ): 5.792
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.13E-006 
       Octanol/air (Koa) model:  1.52E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  4.06E-005 
       Mackay model           :  9E-005 
       Octanol/air (Koa) model:  1.22E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.1399 E-12 cm3/molecule-sec
      Half-Life =    76.439 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 6.53E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  106.8
      Log Koc:  2.029 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  3.064E+003  L/mol-sec
  Kb Half-Life at pH 8:       3.770  minutes
  Kb Half-Life at pH 7:      37.697  minutes

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.264 (BCF = 18.36)
       log Kow used: 2.55 (estimated)

 Volatilization from Water:
    Henry LC:  1.4E-005 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:      79.65  hours   (3.319 days)
    Half-Life from Model Lake :       1025  hours   (42.7 days)

 Removal In Wastewater Treatment:
    Total removal:               3.99  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     3.13  percent
    Total to Air:                0.76  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       3.62            1.83e+003    1000       
   Water     21.8            900          1000       
   Soil      74.4            1.8e+003     1000       
   Sediment  0.196           8.1e+003     0          
     Persistence Time: 954 hr