This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
To Datasheet

CAS Num: 000120-50-3
SMILES : O=C(OCC(C)C)c(cccc1)c1
CHEM   : Benzoic acid, 2-methylpropyl ester
MOL FOR: C11 H14 O2 
MOL WT : 178.23
------------------------------ 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) =  3.23

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
    Boiling Pt (deg C):  241.50  (Adapted Stein & Brown method)
    Melting Pt (deg C):  10.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0417  (Mean VP of Antoine & Grain methods)
    VP (Pa, 25 deg C) :  5.55  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  242 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  98.34
       log Kow used: 3.23 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  187.68 mg/L

 ECOSAR Class Program (ECOSAR v1.00):
    Class(es) found:
       Esters

 Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
   Bond Method :   8.12E-005  atm-m3/mole  (8.23E+000 Pa-m3/mole)
   Group Method:   5.87E-005  atm-m3/mole  (5.95E+000 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:  9.944E-005 atm-m3/mole  (1.008E+001 Pa-m3/mole)
      VP:   0.0417 mm Hg (source: MPBPVP)
      WS:   98.3 mg/L (source: WSKOWWIN)

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.23  (KowWin est)
  Log Kaw used:  -2.479  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.709
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9650
   Biowin2 (Non-Linear Model)     :   0.9983
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9675  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8244  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5663
   Biowin6 (MITI Non-Linear Model):   0.6891
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4500
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  5.35 Pa (0.0401 mm Hg)
  Log Koa (Koawin est  ): 5.709
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.61E-007 
       Octanol/air (Koa) model:  1.26E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.03E-005 
       Mackay model           :  4.49E-005 
       Octanol/air (Koa) model:  1E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   5.1892 E-12 cm3/molecule-sec
      Half-Life =     2.061 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    24.734 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi):
      3.26E-005 (Junge-Pankow, Mackay avg)
      1E-005 (Koa method)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (KOCWIN v2.00):
      Koc    :  342  L/kg (MCI method)
      Log Koc:  2.534       (MCI method)
      Koc    :  442.7  L/kg (Kow method)
      Log Koc:  2.646       (Kow method)

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
  Total Kb for pH > 8 at 25 deg C :  2.058E-002  L/mol-sec
  Kb Half-Life at pH 8:       1.067  years  
  Kb Half-Life at pH 7:      10.671  years  
    (Total Kb applies only to esters, carbmates, alkyl halides)

 Bioaccumulation Estimates (BCFBAF v3.00):
   Log BCF from regression-based method = 1.797 (BCF = 62.64 L/kg wet-wt)
   Log Biotransformation Half-life (HL) = -1.1384 days (HL = 0.07271 days)
   Log BCF Arnot-Gobas method (upper trophic) = 1.417 (BCF = 26.14)
   Log BAF Arnot-Gobas method (upper trophic) = 1.417 (BAF = 26.14)
       log Kow used: 3.23 (estimated)

 Volatilization from Water:
    Henry LC:  5.87E-005 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      14.68  hours
    Half-Life from Model Lake :      272.1  hours   (11.34 days)

 Removal In Wastewater Treatment:
    Total removal:              10.89  percent
    Total biodegradation:        0.14  percent
    Total sludge adsorption:     7.92  percent
    Total to Air:                2.82  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       3.61            49.5         1000       
   Water     23              360          1000       
   Soil      73.1            720          1000       
   Sediment  0.332           3.24e+003    0          
     Persistence Time: 446 hr