2-Oxo-2H-9-thia-1,4a-diaza-fluorene-4-carboxylic acid methyl ester

Data supplied by datasources and users.

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) =  2.22

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  412.49  (Adapted Stein & Brown method)
    Melting Pt (deg C):  171.72  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.25E-007  (Modified Grain method)
    Subcooled liquid VP: 4.13E-006 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):  264.4
       log Kow used: 2.22 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  474.48 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.82E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.619E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.22  (KowWin est)
  Log Kaw used:  -10.443  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.663
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7978
   Biowin2 (Non-Linear Model)     :   0.9675
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7642  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7012  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3210
   Biowin6 (MITI Non-Linear Model):   0.1178
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4731
 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):  0.000551 Pa (4.13E-006 mm Hg)
  Log Koa (Koawin est  ): 12.663
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00545 
       Octanol/air (Koa) model:  1.13 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.164 
       Mackay model           :  0.304 
       Octanol/air (Koa) model:  0.989 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  14.2305 E-12 cm3/molecule-sec
      Half-Life =     0.752 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     9.020 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.175000 E-17 cm3/molecule-sec
      Half-Life =     6.549 Days (at 7E11 mol/cm3)
   Fraction sorbed to airborne particulates (phi): 0.234 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  825.1
      Log Koc:  2.917 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  2.069E-003  L/mol-sec
  Kb Half-Life at pH 8:      10.614  years  
  Kb Half-Life at pH 7:     106.143  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.008 (BCF = 10.19)
       log Kow used: 2.22 (estimated)

 Volatilization from Water:
    Henry LC:  8.82E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.071E+009  hours   (4.462E+007 days)
    Half-Life from Model Lake : 1.168E+010  hours   (4.868E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               2.51  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.41  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       2.06e-005       16.2         1000       
   Water     20.6            360          1000       
   Soil      79.3            720          1000       
   Sediment  0.0951          3.24e+003    0          
     Persistence Time: 732 hr