2,2'-[(6-Oxo-7,8,9,10-tetrahydro-6H-benzo[c]chromene-1,3-diyl)bis(oxy)]diacetic acid

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):  561.14  (Adapted Stein & Brown method)
    Melting Pt (deg C):  241.16  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.45E-012  (Modified Grain method)
    Subcooled liquid VP: 7.52E-010 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):  1433
       log Kow used: 1.22 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  146.22 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Acrylates-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.29E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.103E-015 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.22  (KowWin est)
  Log Kaw used:  -14.278  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.498
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1651
   Biowin2 (Non-Linear Model)     :   0.9996
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.1826  (weeks       )
   Biowin4 (Primary Survey Model) :   4.4995  (hours-days  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.9666
   Biowin6 (MITI Non-Linear Model):   0.8672
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.1186
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  1E-007 Pa (7.52E-010 mm Hg)
  Log Koa (Koawin est  ): 15.498
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  29.9 
       Octanol/air (Koa) model:  773 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.999 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 324.7098 E-12 cm3/molecule-sec
      Half-Life =     0.033 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    23.717 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =  1064.699951 E-17 cm3/molecule-sec
      Half-Life =     0.001 Days (at 7E11 mol/cm3)
      Half-Life =      1.550 Min
   Fraction sorbed to airborne particulates (phi): 0.999 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  285.2
      Log Koc:  2.455 

 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 = 0.500 (BCF = 3.162)
       log Kow used: 1.22 (estimated)

 Volatilization from Water:
    Henry LC:  1.29E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  8.47E+012  hours   (3.529E+011 days)
    Half-Life from Model Lake : 9.241E+013  hours   (3.85E+012 days)

 Removal In Wastewater Treatment:
    Total removal:               1.91  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.82  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       5.34e-006       0.025        1000       
   Water     32.5            360          1000       
   Soil      67.4            720          1000       
   Sediment  0.0688          3.24e+003    0          
     Persistence Time: 624 hr