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CAS Num: 000091-19-0
SMILES : n(c(c(nc1)ccc2)c2)c1
CHEM   : Quinoxaline
MOL FOR: C8 H6 N2 
MOL WT : 130.15
------------------------------ 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) =  1.12
    Log Kow (Exper. database match) =  1.32
       Exper. Ref:  HANSCH,C ET AL. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
    Boiling Pt (deg C):  248.51  (Adapted Stein & Brown method)
    Melting Pt (deg C):  57.28  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0711  (Modified Grain method)
    VP (Pa, 25 deg C) :  9.48  (Modified Grain method)
    MP  (exp database):  28 deg C
    BP  (exp database):  229.5 deg C
    Subcooled liquid VP: 0.0756 mm Hg (25 deg C, Mod-Grain method)
                       : 10.1 Pa (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  6850
       log Kow used: 1.32 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  6.6e+005 mg/L (25 deg C)
        Exper. Ref:  PEARLMAN,RS ET AL. (1984)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  15635 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
   Bond Method :   2.85E-007  atm-m3/mole  (2.89E-002 Pa-m3/mole)
   Group Method:   6.43E-009  atm-m3/mole  (6.52E-004 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:  1.777E-006 atm-m3/mole  (1.801E-001 Pa-m3/mole)
      VP:   0.0711 mm Hg (source: MPBPVP)
      WS:   6.85E+003 mg/L (source: WSKOWWIN)

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.32  (exp database)
  Log Kaw used:  -4.934  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  6.254
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6856
   Biowin2 (Non-Linear Model)     :   0.7614
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9116  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6600  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3743
   Biowin6 (MITI Non-Linear Model):   0.3750
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2635
 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):  10.1 Pa (0.0756 mm Hg)
  Log Koa (Koawin est  ): 6.254
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.98E-007 
       Octanol/air (Koa) model:  4.41E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.07E-005 
       Mackay model           :  2.38E-005 
       Octanol/air (Koa) model:  3.52E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   2.0000 E-12 cm3/molecule-sec
      Half-Life =     5.348 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    64.176 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi):
      1.73E-005 (Junge-Pankow, Mackay avg)
      3.52E-005 (Koa method)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (KOCWIN v2.00):
      Koc    :  391.1  L/kg (MCI method)
      Log Koc:  2.592       (MCI method)
      Koc    :  113.2  L/kg (Kow method)
      Log Koc:  2.054       (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 = 0.538 (BCF = 3.451 L/kg wet-wt)
   Log Biotransformation Half-life (HL) = -1.0226 days (HL = 0.09494 days)
   Log BCF Arnot-Gobas method (upper trophic) = 0.413 (BCF = 2.588)
   Log BAF Arnot-Gobas method (upper trophic) = 0.413 (BAF = 2.588)
       log Kow used: 1.32 (expkow database)

 Volatilization from Water:
    Henry LC:  2.85E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       2345  hours   (97.7 days)
    Half-Life from Model Lake : 2.568E+004  hours   (1070 days)

 Removal In Wastewater Treatment:
    Total removal:               1.95  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.84  percent
    Total to Air:                0.02  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       2.27            128          1000       
   Water     21.1            360          1000       
   Soil      76.3            720          1000       
   Sediment  0.339           3.24e+003    0          
     Persistence Time: 588 hr