(6aS,12aS)-2,3,9-Trimethoxy-6a,12a-dihydrochromeno[3,4-b]chromen-12(6H)-one

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) =  2.56

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  454.17  (Adapted Stein & Brown method)
    Melting Pt (deg C):  191.19  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7E-009  (Modified Grain method)
    Subcooled liquid VP: 3.87E-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):  45.29
       log Kow used: 2.56 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.91882 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.12E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.962E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.56  (KowWin est)
  Log Kaw used:  -11.339  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.899
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.3056
   Biowin2 (Non-Linear Model)     :   0.9999
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0547  (months      )
   Biowin4 (Primary Survey Model) :   3.6487  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.8523
   Biowin6 (MITI Non-Linear Model):   0.7536
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4565
 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):  5.16E-005 Pa (3.87E-007 mm Hg)
  Log Koa (Koawin est  ): 13.899
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0581 
       Octanol/air (Koa) model:  19.5 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.677 
       Mackay model           :  0.823 
       Octanol/air (Koa) model:  0.999 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 268.0540 E-12 cm3/molecule-sec
      Half-Life =     0.040 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    28.730 Min
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.75 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  3.572E+004
      Log Koc:  4.553 

 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 = 0.428 (BCF = 2.676)
       log Kow used: 2.56 (estimated)

 Volatilization from Water:
    Henry LC:  1.12E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 9.672E+009  hours   (4.03E+008 days)
    Half-Life from Model Lake : 1.055E+011  hours   (4.397E+009 days)

 Removal In Wastewater Treatment:
    Total removal:               3.28  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     3.17  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       2.48e-006       0.958        1000       
   Water     14              1.44e+003    1000       
   Soil      85.9            2.88e+003    1000       
   Sediment  0.135           1.3e+004     0          
     Persistence Time: 2.42e+003 hr