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CAS Number: 291-22-5
SMILES : C1SSCSS1
CHEM   : 1,2,4,5-tetrathiane
MOL FOR: C2 H4 S4 
MOL WT : 156.29
------------------------------ EPI SUMMARY (v4.00) --------------------------
 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 v1.67 estimate) =  2.31
 
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
    Boiling Pt (deg C):  238.96  (Adapted Stein & Brown method)
    Melting Pt (deg C):  59.54  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0223  (Modified Grain method)
    VP (Pa, 25 deg C) :  2.98  (Modified Grain method)
    Subcooled liquid VP: 0.0468 mm Hg (25 deg C, Mod-Grain method)
                       : 6.24 Pa (25 deg C, Mod-Grain method)
 
 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  756.6
       log Kow used: 2.31 (estimated)
       no-melting pt equation used
 
 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  342.9 mg/L
 
 ECOSAR Class Program (ECOSAR v1.00):
    Class(es) found:
       Neutral Organics
 
 Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
   Bond Method :   6.64E-006  atm-m3/mole  (6.72E-001 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:  6.061E-006 atm-m3/mole  (6.141E-001 Pa-m3/mole)
      VP:   0.0223 mm Hg (source: MPBPVP)
      WS:   757 mg/L (source: WSKOWWIN)
 
 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.31  (KowWin est)
  Log Kaw used:  -3.566  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.876
      Log Koa (experimental database):  None
 
 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6731
   Biowin2 (Non-Linear Model)     :   0.6877
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8538  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6222  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2866
   Biowin6 (MITI Non-Linear Model):   0.1804
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5961
 Ready Biodegradability Prediction:   NO
 
 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   1.7073
     BioHC Half-Life (days)     :  50.9680
 
 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  6.24 Pa (0.0468 mm Hg)
  Log Koa (Koawin est  ): 5.876
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.81E-007 
       Octanol/air (Koa) model:  1.85E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.74E-005 
       Mackay model           :  3.85E-005 
       Octanol/air (Koa) model:  1.48E-005 
 
 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 563.6491 E-12 cm3/molecule-sec
      Half-Life =     0.019 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    13.663 Min
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi):
      2.79E-005 (Junge-Pankow, Mackay avg)
      1.48E-005 (Koa method)
    Note: the sorbed fraction may be resistant to atmospheric oxidation
 
 Soil Adsorption Coefficient (KOCWIN v2.00):
      Koc    :  145.8  L/kg (MCI method)
      Log Koc:  2.164       (MCI method)
      Koc    :  101  L/kg (Kow method)
      Log Koc:  2.004       (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 v3.00):
   Log BCF from regression-based method = 1.192 (BCF = 15.54 L/kg wet-wt)
   Log Biotransformation Half-life (HL) = -1.0352 days (HL = 0.09221 days)
   Log BCF Arnot-Gobas method (upper trophic) = 1.110 (BCF = 12.87)
   Log BAF Arnot-Gobas method (upper trophic) = 1.110 (BAF = 12.87)
       log Kow used: 2.31 (estimated)
 
 Volatilization from Water:
    Henry LC:  6.64E-006 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      111.5  hours   (4.646 days)
    Half-Life from Model Lake :       1321  hours   (55.05 days)
 
 Removal In Wastewater Treatment:
    Total removal:               3.02  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.55  percent
    Total to Air:                0.37  percent
      (using 10000 hr Bio P,A,S)
 
 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.0518          0.456        1000       
   Water     27.1            360          1000       
   Soil      72.7            720          1000       
   Sediment  0.205           3.24e+003    0          
     Persistence Time: 438 hr