CAS Num: 000507-09-5
SMILES : O=C(S)C
CHEM   : Ethanethioic acid
MOL FOR: C2 H4 O1 S1 
MOL WT : 76.11
------------------------------ EPI SUMMARY (v4.00) --------------------------
 Physical Property Inputs:
    Water Solubility (mg/L):   ------
    Vapor Pressure (mm Hg) :   ------
    Henry LC (atm-m3/mole) :   ------
    Log Kow (octanol-water):   ------
    Boiling Point (deg C)  :   ------
    Melting Point (deg C)  :   ------

 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  0.14

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
    Boiling Pt (deg C):  106.22  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -63.06  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  50.5  (Mean VP of Antoine & Grain methods)
    VP (Pa, 25 deg C) :  6.73E+003  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  <-17 deg C
    BP  (exp database):  93 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.016e+005
       log Kow used: 0.14 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.3276e+005 mg/L

 ECOSAR Class Program (ECOSAR v1.00):
    Class(es) found:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
   Bond Method :   2.08E-004  atm-m3/mole  (2.10E+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:  4.978E-005 atm-m3/mole  (5.044E+000 Pa-m3/mole)
      VP:   50.5 mm Hg (source: MPBPVP)
      WS:   1.02E+005 mg/L (source: WSKOWWIN)

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.14  (KowWin est)
  Log Kaw used:  -2.070  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  2.210
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7113
   Biowin2 (Non-Linear Model)     :   0.8730
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0310  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7379  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4861
   Biowin6 (MITI Non-Linear Model):   0.5861
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7565
 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):  6.44E+003 Pa (48.3 mm Hg)
  Log Koa (Koawin est  ): 2.210
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.66E-010 
       Octanol/air (Koa) model:  3.98E-011 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.68E-008 
       Mackay model           :  3.73E-008 
       Octanol/air (Koa) model:  3.18E-009 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  12.0020 E-12 cm3/molecule-sec
      Half-Life =     0.891 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    10.694 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi):
      2.7E-008 (Junge-Pankow, Mackay avg)
      3.18E-009 (Koa method)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (KOCWIN v2.00):
      Koc    :  1  L/kg (MCI method)
      Log Koc:  0.000       (MCI method)
      Koc    :  5.933  L/kg (Kow method)
      Log Koc:  0.773       (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 = 0.500 (BCF = 3.162 L/kg wet-wt)
   Log Biotransformation Half-life (HL) = -1.4453 days (HL = 0.03587 days)
   Log BCF Arnot-Gobas method (upper trophic) = -0.009 (BCF = 0.9788)
   Log BAF Arnot-Gobas method (upper trophic) = -0.009 (BAF = 0.9788)
       log Kow used: 0.14 (estimated)

 Volatilization from Water:
    Henry LC:  0.000208 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      3.346  hours
    Half-Life from Model Lake :      109.7  hours   (4.569 days)

 Removal In Wastewater Treatment:
    Total removal:              10.81  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.62  percent
    Total to Air:                9.11  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       8.15            21.4         1000       
   Water     51.9            360          1000       
   Soil      39.9            720          1000       
   Sediment  0.0971          3.24e+003    0          
     Persistence Time: 187 hr