9-(3-Hydroxy-4-methoxyphenyl)-3,3,6,6-tetramethyl-3,4,5,6,7,9-hexahydro-1H-xanthene-1,8(2H)-dione

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) =  4.34

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  513.48  (Adapted Stein & Brown method)
    Melting Pt (deg C):  218.90  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.29E-011  (Modified Grain method)
    Subcooled liquid VP: 1.52E-009 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):  0.6339
       log Kow used: 4.34 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  2.0372 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.59E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.062E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.34  (KowWin est)
  Log Kaw used:  -13.508  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  17.848
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5616
   Biowin2 (Non-Linear Model)     :   0.0652
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.7023  (recalcitrant)
   Biowin4 (Primary Survey Model) :   2.9041  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1175
   Biowin6 (MITI Non-Linear Model):   0.0187
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.5252
 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):  2.03E-007 Pa (1.52E-009 mm Hg)
  Log Koa (Koawin est  ): 17.848
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  14.8 
       Octanol/air (Koa) model:  1.73E+005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.998 
       Mackay model           :  0.999 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  55.7414 E-12 cm3/molecule-sec
      Half-Life =     0.192 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.303 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   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    :  3.959E+004
      Log Koc:  4.598 

 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 = 1.801 (BCF = 63.28)
       log Kow used: 4.34 (estimated)

 Volatilization from Water:
    Henry LC:  7.59E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.536E+012  hours   (6.4E+010 days)
    Half-Life from Model Lake : 1.676E+013  hours   (6.982E+011 days)

 Removal In Wastewater Treatment:
    Total removal:              47.43  percent
    Total biodegradation:        0.46  percent
    Total sludge adsorption:    46.97  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       1.04e-006       4.61         1000       
   Water     3.73            4.32e+003    1000       
   Soil      92.4            8.64e+003    1000       
   Sediment  3.84            3.89e+004    0          
     Persistence Time: 8.41e+003 hr