4-Ethylguaiacol

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Predicted data is generated using the US Environmental Protection Agency�s EPISuite™

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  2.38

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  248.39  (Adapted Stein & Brown method)
    Melting Pt (deg C):  51.22  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0248  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -7 deg C
    BP  (exp database):  236.5 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  693.8
       log Kow used: 2.38 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3022.5 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.86E-008  atm-m3/mole
   Group Method:   8.88E-007  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  7.158E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.38  (KowWin est)
  Log Kaw used:  -5.702  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.082
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9775
   Biowin2 (Non-Linear Model)     :   0.9899
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7863  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6764  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4886
   Biowin6 (MITI Non-Linear Model):   0.5542
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5276
 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):  3.13 Pa (0.0235 mm Hg)
  Log Koa (Koawin est  ): 8.082
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  9.57E-007 
       Octanol/air (Koa) model:  2.96E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  3.46E-005 
       Mackay model           :  7.66E-005 
       Octanol/air (Koa) model:  0.00237 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  38.8567 E-12 cm3/molecule-sec
      Half-Life =     0.275 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.303 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 5.56E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  609.4
      Log Koc:  2.785 

 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 = 1.130 (BCF = 13.48)
       log Kow used: 2.38 (estimated)

 Volatilization from Water:
    Henry LC:  8.88E-007 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      814.6  hours   (33.94 days)
    Half-Life from Model Lake :       8990  hours   (374.6 days)

 Removal In Wastewater Treatment:
    Total removal:               2.85  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.70  percent
    Total to Air:                0.05  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.646           6.61         1000       
   Water     28              360          1000       
   Soil      71.2            720          1000       
   Sediment  0.162           3.24e+003    0          
     Persistence Time: 445 hr