2-[(5,7-Dimethyl-1-oxo-1,3-dihydro-2H-inden-2-ylidene)methyl]-4-methylbenzoic acid

Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  5.65

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  473.91  (Adapted Stein & Brown method)
    Melting Pt (deg C):  200.41  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.76E-009  (Modified Grain method)
    Subcooled liquid VP: 1.25E-007 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):  0.1698
       log Kow used: 5.65 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.11535 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.60E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.178E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.65  (KowWin est)
  Log Kaw used:  -9.832  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.482
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0041
   Biowin2 (Non-Linear Model)     :   0.9496
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.2881  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.1171  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4114
   Biowin6 (MITI Non-Linear Model):   0.1660
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.0780
 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):  1.67E-005 Pa (1.25E-007 mm Hg)
  Log Koa (Koawin est  ): 15.482
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.18 
       Octanol/air (Koa) model:  745 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.867 
       Mackay model           :  0.935 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  63.8137 E-12 cm3/molecule-sec
      Half-Life =     0.168 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.011 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    13.650000 E-17 cm3/molecule-sec
      Half-Life =     0.084 Days (at 7E11 mol/cm3)
      Half-Life =      2.015 Hrs
   Fraction sorbed to airborne particulates (phi): 0.901 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2515
      Log Koc:  3.401 

 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 = 0.750 (BCF = 5.623)
       log Kow used: 5.65 (estimated)

 Volatilization from Water:
    Henry LC:  3.6E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.847E+008  hours   (1.186E+007 days)
    Half-Life from Model Lake : 3.105E+009  hours   (1.294E+008 days)

 Removal In Wastewater Treatment:
    Total removal:              89.90  percent
    Total biodegradation:        0.76  percent
    Total sludge adsorption:    89.15  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       0.000173        1.34         1000       
   Water     4.69            900          1000       
   Soil      55.8            1.8e+003     1000       
   Sediment  39.5            8.1e+003     0          
     Persistence Time: 2.94e+003 hr