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CAS Num: 000593-45-3
SMILES : C(CCCCCCCCCCCCCCCC)C
CHEM   : Octadecane
MOL FOR: C18 H38 
MOL WT : 254.50
------------------------------ 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) =  9.18

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
    Boiling Pt (deg C):  307.34  (Adapted Stein & Brown method)
    Melting Pt (deg C):  31.04  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00146  (Modified Grain method)
    VP (Pa, 25 deg C) :  0.195  (Modified Grain method)
    MP  (exp database):  28.2 deg C
    BP  (exp database):  316.3 deg C
    VP  (exp database):  3.41E-04 mm Hg (4.55E-002 Pa) at 25 deg C
    Subcooled liquid VP: 0.000367 mm Hg (25 deg C, exp database VP )
                       : 0.0489 Pa  (25 deg C, exp database VP )

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  9.358e-005
       log Kow used: 9.18 (estimated)
       no-melting pt equation used
     Water Sol (Exper. database match) =  0.006 mg/L (25 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  8.2942e-006 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
   Bond Method :   5.12E+001  atm-m3/mole  (5.18E+006 Pa-m3/mole)
   Group Method:   1.07E+002  atm-m3/mole  (1.08E+007 Pa-m3/mole)
 For Henry LC Comparison Purposes:
   User-Entered Henry LC:  not entered
   Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
      HLC:  5.224E+000 atm-m3/mole  (5.294E+005 Pa-m3/mole)
      VP:   0.00146 mm Hg (source: MPBPVP)
      WS:   9.36E-005 mg/L (source: WSKOWWIN)

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  9.18  (KowWin est)
  Log Kaw used:  3.321  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.859
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8432
   Biowin2 (Non-Linear Model)     :   0.9562
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.2334  (weeks       )
   Biowin4 (Primary Survey Model) :   4.0187  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7465
   Biowin6 (MITI Non-Linear Model):   0.8899
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4573
 Ready Biodegradability Prediction:   YES

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   1.4689
     BioHC Half-Life (days)     :  29.4350

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.0489 Pa (0.000367 mm Hg)
  Log Koa (Koawin est  ): 5.859
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.13E-005 
       Octanol/air (Koa) model:  1.77E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00221 
       Mackay model           :  0.00488 
       Octanol/air (Koa) model:  1.42E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  22.4149 E-12 cm3/molecule-sec
      Half-Life =     0.477 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.726 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi):
      0.00355 (Junge-Pankow, Mackay avg)
      1.42E-005 (Koa method)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (KOCWIN v2.00):
      Koc    :  1.765E+005  L/kg (MCI method)
      Log Koc:  5.247       (MCI method)
      Koc    :  9.267E+007  L/kg (Kow method)
      Log Koc:  7.967       (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 = 2.459 (BCF = 287.5 L/kg wet-wt)
   Log Biotransformation Half-life (HL) = 1.5775 days (HL = 37.8 days)
   Log BCF Arnot-Gobas method (upper trophic) = 1.662 (BCF = 45.87)
   Log BAF Arnot-Gobas method (upper trophic) = 4.639 (BAF = 4.359e+004)
       log Kow used: 9.18 (estimated)

 Volatilization from Water:
    Henry LC:  51.2 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.628  hours
    Half-Life from Model Lake :      151.5  hours   (6.314 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
    Total removal:              96.34  percent
    Total biodegradation:        0.55  percent
    Total sludge adsorption:    80.38  percent
    Total to Air:               15.41  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       6.9             11.5         1000       
   Water     82.2            360          1000       
   Soil      5.34            720          1000       
   Sediment  5.58            3.24e+003    0          
     Persistence Time: 136 hr