Pentathiolane

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) =  0.23

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  605.15  (Adapted Stein & Brown method)
    Melting Pt (deg C):  261.71  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.39E-013  (Modified Grain method)
    Subcooled liquid VP: 5.41E-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):  4.349e+004
       log Kow used: 0.23 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  90749 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.14E-001  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.741E-019 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.23  (KowWin est)
  Log Kaw used:  0.942  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  -0.712
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6712
   Biowin2 (Non-Linear Model)     :   0.6753
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8449  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6165  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2352
   Biowin6 (MITI Non-Linear Model):   0.1089
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8361
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   1.7898
     BioHC Half-Life (days)     :  61.6251

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  7.21E-009 Pa (5.41E-011 mm Hg)
  Log Koa (Koawin est  ): -0.712
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  416 
       Octanol/air (Koa) model:  4.76E-014 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  3.81E-012 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 675.0000 E-12 cm3/molecule-sec
      Half-Life =     0.016 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    11.409 Min
   Ozone Reaction:
      No Ozone Reaction Estimation
   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    :  89.71
      Log Koc:  1.953 

 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 = 0.500 (BCF = 3.162)
       log Kow used: 0.23 (estimated)

 Volatilization from Water:
    Henry LC:  0.214 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.295  hours
    Half-Life from Model Lake :      120.3  hours   (5.012 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
    Total removal:              98.81  percent
    Total biodegradation:        0.02  percent
    Total sludge adsorption:     0.27  percent
    Total to Air:               98.52  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.708           0.38         1000       
   Water     97.8            360          1000       
   Soil      1.29            720          1000       
   Sediment  0.182           3.24e+003    0          
     Persistence Time: 63.1 hr