Itaconic anhydride

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) =  1.22

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  169.75  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -35.58  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.554  (Modified Grain method)
    MP  (exp database):  69 deg C
    Subcooled liquid VP: 1.44 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):  9699
       log Kow used: 1.22 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.8878e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.79E-006  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.424E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.22  (KowWin est)
  Log Kaw used:  -3.398  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.618
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6942
   Biowin2 (Non-Linear Model)     :   0.8049
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9515  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6860  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4108
   Biowin6 (MITI Non-Linear Model):   0.3973
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5690
 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):  192 Pa (1.44 mm Hg)
  Log Koa (Koawin est  ): 4.618
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.56E-008 
       Octanol/air (Koa) model:  1.02E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  5.64E-007 
       Mackay model           :  1.25E-006 
       Octanol/air (Koa) model:  8.15E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  18.1753 E-12 cm3/molecule-sec
      Half-Life =     0.588 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     7.062 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     1.137500 E-17 cm3/molecule-sec
      Half-Life =     1.007 Days (at 7E11 mol/cm3)
      Half-Life =     24.179 Hrs
   Fraction sorbed to airborne particulates (phi): 9.07E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.549
      Log Koc:  0.190 

 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 = 0.240 (BCF = 1.739)
       log Kow used: 1.22 (estimated)

 Volatilization from Water:
    Henry LC:  9.79E-006 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       64.4  hours   (2.683 days)
    Half-Life from Model Lake :      791.3  hours   (32.97 days)

 Removal In Wastewater Treatment:
    Total removal:               2.45  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.81  percent
    Total to Air:                0.55  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.25            8.91         1000       
   Water     42              360          1000       
   Soil      56.7            720          1000       
   Sediment  0.0889          3.24e+003    0          
     Persistence Time: 348 hr