ChemSpider 2D Image | 1H-BENZIMIDAZOLE-5-CARBALDEHYDE | C8H6N2O

1H-BENZIMIDAZOLE-5-CARBALDEHYDE

  • Molecular FormulaC8H6N2O
  • Average mass146.146 Da
  • Monoisotopic mass146.048019 Da
  • ChemSpider ID8187613

More details:

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

1H-1,3-benzodiazole-5-carbaldehyde
1H-Benzimidazol-5-carbaldehyd [German] [ACD/IUPAC Name]
1H-BENZIMIDAZOLE-5-CARBALDEHYDE [ACD/IUPAC Name]
1H-Benzimidazole-5-carbaldéhyde [French] [ACD/IUPAC Name]
1H-Benzimidazole-5-carboxaldehyde [ACD/Index Name]
1H-Benzimidazole-6-carboxaldehyde
1H-benzo[d]imidazole-5-carbaldehyde
58442-17-4 [RN]
[58442-17-4] [RN]
1h-​benzo[d]​imidazole-​5-​carbaldehyde
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

CCRIS 4693 [DBID]

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

    Density: 1.4±0.1 g/cm3
    Boiling Point: 448.0±18.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.1 mmHg at 25°C
    Enthalpy of Vaporization: 70.6±3.0 kJ/mol
    Flash Point: 224.7±27.6 °C
    Index of Refraction: 1.747
    Molar Refractivity: 43.4±0.3 cm3
    #H bond acceptors: 3
    #H bond donors: 1
    #Freely Rotating Bonds: 1
    #Rule of 5 Violations: 0
    ACD/LogP: 0.81
    ACD/LogD (pH 5.5): 0.76
    ACD/BCF (pH 5.5): 2.15
    ACD/KOC (pH 5.5): 57.95
    ACD/LogD (pH 7.4): 0.81
    ACD/BCF (pH 7.4): 2.44
    ACD/KOC (pH 7.4): 65.79
    Polar Surface Area: 46 Å2
    Polarizability: 17.2±0.5 10-24cm3
    Surface Tension: 71.0±3.0 dyne/cm
    Molar Volume: 106.8±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) =  0.95

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  374.67  (Adapted Stein & Brown method)
    Melting Pt (deg C):  125.61  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.38E-006  (Modified Grain method)
    Subcooled liquid VP: 3.4E-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):  1.213e+004
       log Kow used: 0.95 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  14386 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.14E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.358E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.95  (KowWin est)
  Log Kaw used:  -7.428  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.378
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9626
   Biowin2 (Non-Linear Model)     :   0.9997
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8985  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8335  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7216
   Biowin6 (MITI Non-Linear Model):   0.8221
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5769
 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):  0.00453 Pa (3.4E-005 mm Hg)
  Log Koa (Koawin est  ): 8.378
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000662 
       Octanol/air (Koa) model:  5.86E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0233 
       Mackay model           :  0.0503 
       Octanol/air (Koa) model:  0.00467 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  35.1381 E-12 cm3/molecule-sec
      Half-Life =     0.304 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.653 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0368 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  21.32
      Log Koc:  1.329 

 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: 0.95 (estimated)

 Volatilization from Water:
    Henry LC:  9.14E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 7.744E+005  hours   (3.227E+004 days)
    Half-Life from Model Lake : 8.448E+006  hours   (3.52E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               1.88  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.79  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       0.0206          7.31         1000       
   Water     35.2            360          1000       
   Soil      64.7            720          1000       
   Sediment  0.0698          3.24e+003    0          
     Persistence Time: 597 hr


 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  0.95

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  374.67  (Adapted Stein & Brown method)
    Melting Pt (deg C):  125.61  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.38E-006  (Modified Grain method)
    Subcooled liquid VP: 3.4E-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):  1.213e+004
       log Kow used: 0.95 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  14386 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.14E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.358E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.95  (KowWin est)
  Log Kaw used:  -7.428  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.378
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9626
   Biowin2 (Non-Linear Model)     :   0.9997
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8985  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8335  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7216
   Biowin6 (MITI Non-Linear Model):   0.8221
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5769
 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):  0.00453 Pa (3.4E-005 mm Hg)
  Log Koa (Koawin est  ): 8.378
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000662 
       Octanol/air (Koa) model:  5.86E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0233 
       Mackay model           :  0.0503 
       Octanol/air (Koa) model:  0.00467 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  35.1381 E-12 cm3/molecule-sec
      Half-Life =     0.304 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.653 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0368 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  21.32
      Log Koc:  1.329 

 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: 0.95 (estimated)

 Volatilization from Water:
    Henry LC:  9.14E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 7.744E+005  hours   (3.227E+004 days)
    Half-Life from Model Lake : 8.448E+006  hours   (3.52E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               1.88  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.79  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       0.0206          7.31         1000       
   Water     35.2            360          1000       
   Soil      64.7            720          1000       
   Sediment  0.0698          3.24e+003    0          
     Persistence Time: 597 hr

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