ChemSpider 2D Image | 2-Ethyl-γ-oxo-1H-benzimidazole-1-butanoic acid | C13H14N2O3

2-Ethyl-γ-oxo-1H-benzimidazole-1-butanoic acid

  • Molecular FormulaC13H14N2O3
  • Average mass246.262 Da
  • Monoisotopic mass246.100449 Da
  • ChemSpider ID618785

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

1H-Benzimidazole-1-butanoic acid, 2-ethyl-γ-oxo- [ACD/Index Name]
2-Ethyl-γ-oxo-1H-benzimidazole-1-butanoic acid
4-(2-ethyl-1H-1,3-benzodiazol-1-yl)-4-oxobutanoic acid
4-(2-Ethyl-1H-benzimidazol-1-yl)-4-oxobutanoic acid [ACD/IUPAC Name]
4-(2-Ethyl-1H-benzimidazol-1-yl)-4-oxobutansäure [German] [ACD/IUPAC Name]
4-(2-Ethyl-benzoimidazol-1-yl)-4-oxo-butyric acid
402944-83-6 [RN]
Acide 4-(2-éthyl-1H-benzimidazol-1-yl)-4-oxobutanoïque [French] [ACD/IUPAC Name]
[402944-83-6] [RN]
4-(2-ethyl-1H-benzo[d]imidazol-1-yl)-4-oxobutanoic acid
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

MFCD02630703 [DBID]
A2933/0123451 [DBID]
BAS 01905990 [DBID]
TimTec1_005995 [DBID]

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

    Density: 1.3±0.1 g/cm3
    Boiling Point: 473.8±47.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.2 mmHg at 25°C
    Enthalpy of Vaporization: 77.6±3.0 kJ/mol
    Flash Point: 240.4±29.3 °C
    Index of Refraction: 1.614
    Molar Refractivity: 66.7±0.5 cm3
    #H bond acceptors: 5
    #H bond donors: 1
    #Freely Rotating Bonds: 4
    #Rule of 5 Violations: 0
    ACD/LogP: 1.65
    ACD/LogD (pH 5.5): 0.36
    ACD/BCF (pH 5.5): 1.00
    ACD/KOC (pH 5.5): 10.39
    ACD/LogD (pH 7.4): -1.42
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 1.00
    Polar Surface Area: 72 Å2
    Polarizability: 26.5±0.5 10-24cm3
    Surface Tension: 50.5±7.0 dyne/cm
    Molar Volume: 191.4±7.0 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) =  1.70

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  457.37  (Adapted Stein & Brown method)
    Melting Pt (deg C):  192.69  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.6E-009  (Modified Grain method)
    Subcooled liquid VP: 3.22E-007 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):  2181
       log Kow used: 1.70 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  9530.8 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Imidazoles-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.39E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.320E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.70  (KowWin est)
  Log Kaw used:  -10.010  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.710
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7577
   Biowin2 (Non-Linear Model)     :   0.6752
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9447  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8095  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2371
   Biowin6 (MITI Non-Linear Model):   0.0984
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4918
 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):  4.29E-005 Pa (3.22E-007 mm Hg)
  Log Koa (Koawin est  ): 11.710
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0699 
       Octanol/air (Koa) model:  0.126 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.716 
       Mackay model           :  0.848 
       Octanol/air (Koa) model:  0.91 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  94.6694 E-12 cm3/molecule-sec
      Half-Life =     0.113 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.356 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.782 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  19.77
      Log Koc:  1.296 

 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 = 0.500 (BCF = 3.162)
       log Kow used: 1.70 (estimated)

 Volatilization from Water:
    Henry LC:  2.39E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.844E+008  hours   (1.602E+007 days)
    Half-Life from Model Lake : 4.194E+009  hours   (1.747E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               2.05  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.95  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       0.000219        2.71         1000       
   Water     26.5            360          1000       
   Soil      73.4            720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 675 hr

    Click to predict properties on the Chemicalize site


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