Nifurpirinol

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) =  1.61
    Log Kow (Exper. database match) =  1.37
       Exper. Ref:  Pomona (1987)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  393.45  (Adapted Stein & Brown method)
    Melting Pt (deg C):  158.85  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  9.15E-009  (Modified Grain method)
    MP  (exp database):  170-171 deg C
    Subcooled liquid VP: 2.88E-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):  683.7
       log Kow used: 1.37 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  41550 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.57E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.336E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.37  (exp database)
  Log Kaw used:  -11.979  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.349
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3294
   Biowin2 (Non-Linear Model)     :   0.0288
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4313  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4948  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0825
   Biowin6 (MITI Non-Linear Model):   0.0027
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7643
 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):  3.84E-005 Pa (2.88E-007 mm Hg)
  Log Koa (Koawin est  ): 13.349
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0781 
       Octanol/air (Koa) model:  5.48 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.738 
       Mackay model           :  0.862 
       Octanol/air (Koa) model:  0.998 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  65.4321 E-12 cm3/molecule-sec [Cis-isomer]
      OVERALL OH Rate Constant =  73.0321 E-12 cm3/molecule-sec [Trans-isomer]
      Half-Life =    1.962 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
      Half-Life =    1.757 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    12.599999 E-17 cm3/molecule-sec [Cis-]
      OVERALL Ozone Rate Constant =    25.199999 E-17 cm3/molecule-sec [Trans-]
      Half-Life =     2.183 Hrs (at 7E11 mol/cm3) [Cis-isomer]
      Half-Life =     1.091 Hrs (at 7E11 mol/cm3) [Trans-isomer]
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.8 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1233
      Log Koc:  3.091 

 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 = -0.295 (BCF = 0.5069)
       log Kow used: 1.37 (expkow database)

 Volatilization from Water:
    Henry LC:  2.57E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.575E+010  hours   (1.489E+009 days)
    Half-Life from Model Lake :   3.9E+011  hours   (1.625E+010 days)

 Removal In Wastewater Treatment:
    Total removal:               1.94  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.85  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       1.74e-006       1.4          1000       
   Water     35.3            900          1000       
   Soil      64.6            1.8e+003     1000       
   Sediment  0.0836          8.1e+003     0          
     Persistence Time: 1.14e+003 hr