This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
To Datasheet

CAS Number: 36695-19-9
SMILES : CC1=CC(=O)Oc2c1c(c(cc2)C(=O)C)O
CHEM   : 
MOL FOR: C12 H10 O4 
MOL WT : 218.21
------------------------------ EPI SUMMARY (v4.11) --------------------------
 Physical Property Inputs:
    Log Kow (octanol-water):   ------
    Boiling Point (deg C)  :   ------
    Melting Point (deg C)  :   ------
    Vapor Pressure (mm Hg) :   ------
    Water Solubility (mg/L):   ------
    Henry LC (atm-m3/mole) :   ------
 
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.68 estimate) =  2.04
 
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
    Boiling Pt (deg C):  389.45  (Adapted Stein & Brown method)
    Melting Pt (deg C):  146.87  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.93E-007  (Modified Grain method)
    VP (Pa, 25 deg C) :  2.57E-005  (Modified Grain method)
    Subcooled liquid VP: 3.32E-006 mm Hg (25 deg C, Mod-Grain method)
                       : 0.000443 Pa (25 deg C, Mod-Grain method)
 
 Water Solubility Estimate from Log Kow (WSKOW v1.42):
    Water Solubility at 25 deg C (mg/L):  2434
       log Kow used: 2.04 (estimated)
       no-melting pt equation used
 
 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  41565 mg/L
 
 ECOSAR Class Program (ECOSAR v1.11):
    Class(es) found:
       Esters
       Phenols
 
 Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
   Bond Method :   2.60E-009  atm-m3/mole  (2.63E-004 Pa-m3/mole)
   Group Method:   Incomplete
 For Henry LC Comparison Purposes:
   User-Entered Henry LC:  not entered
   Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
      HLC:  2.277E-011 atm-m3/mole  (2.307E-006 Pa-m3/mole)
      VP:   1.93E-007 mm Hg (source: MPBPVP)
      WS:   2.43E+003 mg/L (source: WSKOWWIN)
 
 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.04  (KowWin est)
  Log Kaw used:  -6.973  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.013
      Log Koa (experimental database):  None
 
 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9405
   Biowin2 (Non-Linear Model)     :   0.9884
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8911  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7793  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6121
   Biowin6 (MITI Non-Linear Model):   0.5749
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2732
 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):  0.000443 Pa (3.32E-006 mm Hg)
  Log Koa (Koawin est  ): 9.013
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00678 
       Octanol/air (Koa) model:  0.000253 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.197 
       Mackay model           :  0.352 
       Octanol/air (Koa) model:  0.0198 
 
 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  60.2508 E-12 cm3/molecule-sec
      Half-Life =     0.178 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.130 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
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi):
      0.274 (Junge-Pankow, Mackay avg)
      0.0198 (Koa method)
    Note: the sorbed fraction may be resistant to atmospheric oxidation
 
 Soil Adsorption Coefficient (KOCWIN v2.00):
      Koc    :  97.38  L/kg (MCI method)
      Log Koc:  1.988       (MCI method)
      Koc    :  224  L/kg (Kow method)
      Log Koc:  2.350       (Kow method)
 
 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
    Rate constants can NOT be estimated for this structure!
 
 Bioaccumulation Estimates (BCFBAF v3.01):
   Log BCF from regression-based method = 0.426 (BCF = 2.668 L/kg wet-wt)
   Log Biotransformation Half-life (HL) = -1.6921 days (HL = 0.02032 days)
   Log BCF Arnot-Gobas method (upper trophic) = 0.619 (BCF = 4.158)
   Log BAF Arnot-Gobas method (upper trophic) = 0.619 (BAF = 4.158)
       log Kow used: 2.04 (estimated)
 
 Volatilization from Water:
    Henry LC:  2.6E-009 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.326E+005  hours   (1.386E+004 days)
    Half-Life from Model Lake : 3.629E+006  hours   (1.512E+005 days)
 
 Removal In Wastewater Treatment:
    Total removal:               2.28  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.19  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       0.0429          1.37         1000       
   Water     22              360          1000       
   Soil      77.8            720          1000       
   Sediment  0.126           3.24e+003    0          
     Persistence Time: 619 hr