Umifenovir

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) =  5.40

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  561.31  (Adapted Stein & Brown method)
    Melting Pt (deg C):  241.24  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.26E-013  (Modified Grain method)
    Subcooled liquid VP: 7.12E-011 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):  0.9452
       log Kow used: 5.40 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3.5999 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.63E-018  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.167E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.40  (KowWin est)
  Log Kaw used:  -15.452  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  20.852
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6227
   Biowin2 (Non-Linear Model)     :   0.2923
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.9719  (months      )
   Biowin4 (Primary Survey Model) :   2.9910  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.2293
   Biowin6 (MITI Non-Linear Model):   0.0013
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.6476
 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):  9.49E-009 Pa (7.12E-011 mm Hg)
  Log Koa (Koawin est  ): 20.852
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  316 
       Octanol/air (Koa) model:  1.75E+008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 282.6212 E-12 cm3/molecule-sec
      Half-Life =     0.038 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    27.249 Min
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.012E+006
      Log Koc:  6.304 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  3.776E-002  L/mol-sec
  Kb Half-Life at pH 8:     212.462  days   
  Kb Half-Life at pH 7:       5.817  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 3.458 (BCF = 2872)
       log Kow used: 5.40 (estimated)

 Volatilization from Water:
    Henry LC:  8.63E-018 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.482E+014  hours   (6.176E+012 days)
    Half-Life from Model Lake : 1.617E+015  hours   (6.738E+013 days)

 Removal In Wastewater Treatment:
    Total removal:              86.88  percent
    Total biodegradation:        0.74  percent
    Total sludge adsorption:    86.15  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       5.75e-007       0.908        1000       
   Water     4.47            1.44e+003    1000       
   Soil      64              2.88e+003    1000       
   Sediment  31.5            1.3e+004     0          
     Persistence Time: 4.11e+003 hr