ChemSpider 2D Image | ethyl 2-tert-butyl-5-hydroxy-1-benzofuran-3-carboxylate | C15H18O4

ethyl 2-tert-butyl-5-hydroxy-1-benzofuran-3-carboxylate

  • Molecular FormulaC15H18O4
  • Average mass262.301 Da
  • Monoisotopic mass262.120514 Da
  • ChemSpider ID700691

More details:






Validated by Experts, Validated by Users, Non-Validated, Removed by Users

2-tert-Butyl-5-hydroxy-benzofuran-3-carboxylic acid ethyl ester
384359-45-9 [RN]
3-Benzofurancarboxylic acid, 2-(1,1-dimethylethyl)-5-hydroxy-, ethyl ester [ACD/Index Name]
5-Hydroxy-2-(2-méthyl-2-propanyl)-1-benzofurane-3-carboxylate d'éthyle [French] [ACD/IUPAC Name]
ethyl 2-tert-butyl-5-hydroxy-1-benzofuran-3-carboxylate
Ethyl 5-hydroxy-2-(2-methyl-2-propanyl)-1-benzofuran-3-carboxylate [ACD/IUPAC Name]
Ethyl-5-hydroxy-2-(2-methyl-2-propanyl)-1-benzofuran-3-carboxylat [German] [ACD/IUPAC Name]
AC1LFCYG
AGN-PC-0JW985
CHEMBL1507704
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

MLS000551370 [DBID]
SMR000145295 [DBID]
ZINC00307903 [DBID]

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

    Density: 1.2±0.1 g/cm3
    Boiling Point: 390.8±42.0 °C at 760 mmHg
    Vapour Pressure: 0.0±0.9 mmHg at 25°C
    Enthalpy of Vaporization: 66.5±3.0 kJ/mol
    Flash Point: 190.1±27.9 °C
    Index of Refraction: 1.560
    Molar Refractivity: 73.1±0.3 cm3
    #H bond acceptors: 4
    #H bond donors: 1
    #Freely Rotating Bonds: 4
    #Rule of 5 Violations: 0
    ACD/LogP: 4.13
    ACD/LogD (pH 5.5): 4.04
    ACD/BCF (pH 5.5): 688.94
    ACD/KOC (pH 5.5): 3741.54
    ACD/LogD (pH 7.4): 4.01
    ACD/BCF (pH 7.4): 639.46
    ACD/KOC (pH 7.4): 3472.82
    Polar Surface Area: 60 Å2
    Polarizability: 29.0±0.5 10-24cm3
    Surface Tension: 41.4±3.0 dyne/cm
    Molar Volume: 225.9±3.0 cm3

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

                            
     Log Octanol-Water Partition Coef (SRC):
        Log Kow (KOWWIN v1.67 estimate) =  4.29
    
     Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
        Boiling Pt (deg C):  367.88  (Adapted Stein & Brown method)
        Melting Pt (deg C):  132.04  (Mean or Weighted MP)
        VP(mm Hg,25 deg C):  1.03E-006  (Modified Grain method)
        Subcooled liquid VP: 1.21E-005 mm Hg (25 deg C, Mod-Grain method)
    
     Water Solubility Estimate from Log Kow (WSKOW v1.41):
        Water Solubility at 25 deg C (mg/L):  16.51
           log Kow used: 4.29 (estimated)
           no-melting pt equation used
    
     Water Sol Estimate from Fragments:
        Wat Sol (v1.01 est) =  193.36 mg/L
    
     ECOSAR Class Program (ECOSAR v0.99h):
        Class(es) found:
           Esters
           Phenols
    
     Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
       Bond Method :   1.21E-009  atm-m3/mole
       Group Method:   Incomplete
     Henrys LC [VP/WSol estimate using EPI values]:  2.153E-008 atm-m3/mole
    
     Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
      Log Kow used:  4.29  (KowWin est)
      Log Kaw used:  -7.306  (HenryWin est)
          Log Koa (KOAWIN v1.10 estimate):  11.596
          Log Koa (experimental database):  None
    
     Probability of Rapid Biodegradation (BIOWIN v4.10):
       Biowin1 (Linear Model)         :   0.7287
       Biowin2 (Non-Linear Model)     :   0.9275
     Expert Survey Biodegradation Results:
       Biowin3 (Ultimate Survey Model):   2.6040  (weeks-months)
       Biowin4 (Primary Survey Model) :   3.5845  (days-weeks  )
     MITI Biodegradation Probability:
       Biowin5 (MITI Linear Model)    :   0.4831
       Biowin6 (MITI Non-Linear Model):   0.3003
     Anaerobic Biodegradation Probability:
       Biowin7 (Anaerobic Linear Model):  0.1758
     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):  0.00161 Pa (1.21E-005 mm Hg)
      Log Koa (Koawin est  ): 11.596
       Kp (particle/gas partition coef. (m3/ug)):
           Mackay model           :  0.00186 
           Octanol/air (Koa) model:  0.0968 
       Fraction sorbed to airborne particulates (phi):
           Junge-Pankow model     :  0.0629 
           Mackay model           :  0.129 
           Octanol/air (Koa) model:  0.886 
    
     Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
       Hydroxyl Radicals Reaction:
          OVERALL OH Rate Constant =  58.5284 E-12 cm3/molecule-sec
          Half-Life =     0.183 Days (12-hr day; 1.5E6 OH/cm3)
          Half-Life =     2.193 Hrs
       Ozone Reaction:
          No Ozone Reaction Estimation
       Reaction With Nitrate Radicals May Be Important!
       Fraction sorbed to airborne particulates (phi): 0.0962 (Junge,Mackay)
        Note: the sorbed fraction may be resistant to atmospheric oxidation
    
     Soil Adsorption Coefficient (PCKOCWIN v1.66):
          Koc    :  1.037E+004
          Log Koc:  4.016 
    
     Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
      Total Kb for pH > 8 at 25 deg C :  3.776E-002  L/mol-sec
      Kb Half-Life at pH 8:     212.462  days   
      Kb Half-Life at pH 7:       5.817  years  
    
     Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
       Log BCF from regression-based method = 2.607 (BCF = 404.2)
           log Kow used: 4.29 (estimated)
    
     Volatilization from Water:
        Henry LC:  1.21E-009 atm-m3/mole  (estimated by Bond SAR Method)
        Half-Life from Model River: 7.837E+005  hours   (3.265E+004 days)
        Half-Life from Model Lake : 8.549E+006  hours   (3.562E+005 days)
    
     Removal In Wastewater Treatment:
        Total removal:              44.73  percent
        Total biodegradation:        0.44  percent
        Total sludge adsorption:    44.29  percent
        Total to Air:                0.00  percent
          (using 10000 hr Bio P,A,S)
    
     Level III Fugacity Model:
               Mass Amount    Half-Life    Emissions
                (percent)        (hr)       (kg/hr)
       Air       0.00869         4.38         1000       
       Water     10.8            900          1000       
       Soil      84.2            1.8e+003     1000       
       Sediment  4.99            8.1e+003     0          
         Persistence Time: 1.87e+003 hr
    
    
    
    
                        

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