ChemSpider 2D Image | 6-Methyl-2,3-quinoxalinedicarboxylic acid | C11H8N2O4

6-Methyl-2,3-quinoxalinedicarboxylic acid

  • Molecular FormulaC11H8N2O4
  • Average mass232.192 Da
  • Monoisotopic mass232.048401 Da
  • ChemSpider ID659869

More details:

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

143663-15-4 [RN]
2,3-Quinoxalinedicarboxylic acid, 6-methyl- [ACD/Index Name]
6-Methyl-2,3-chinoxalindicarbonsäure [German] [ACD/IUPAC Name]
6-Methyl-2,3-quinoxalinedicarboxylic acid [ACD/IUPAC Name]
6-Methylquinoxaline-2,3-dicarboxylic acid
Acide 6-méthyl-2,3-quinoxalinedicarboxylique [French] [ACD/IUPAC Name]
52109-85-0 [RN]
6-Methyl-quinoxaline-2,3-dicarboxylic acid
AC1LFIXR
AGN-PC-0JVXYQ
More...

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

BAS 05494596 [DBID]
MLS000123668 [DBID]
SMR000124295 [DBID]

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

    Density: 1.5±0.1 g/cm3
    Boiling Point: 439.4±45.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.1 mmHg at 25°C
    Enthalpy of Vaporization: 73.4±3.0 kJ/mol
    Flash Point: 219.5±28.7 °C
    Index of Refraction: 1.707
    Molar Refractivity: 59.0±0.3 cm3
    #H bond acceptors: 6
    #H bond donors: 2
    #Freely Rotating Bonds: 2
    #Rule of 5 Violations: 0
    ACD/LogP: 2.01
    ACD/LogD (pH 5.5): -1.84
    ACD/BCF (pH 5.5): 1.00
    ACD/KOC (pH 5.5): 1.00
    ACD/LogD (pH 7.4): -2.21
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 1.00
    Polar Surface Area: 100 Å2
    Polarizability: 23.4±0.5 10-24cm3
    Surface Tension: 86.3±3.0 dyne/cm
    Molar Volume: 151.3±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) =  0.74

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  444.74  (Adapted Stein & Brown method)
    Melting Pt (deg C):  186.79  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.35E-008  (Modified Grain method)
    Subcooled liquid VP: 6.64E-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):  6893
       log Kow used: 0.74 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  323.55 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.27E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.984E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.74  (KowWin est)
  Log Kaw used:  -14.285  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.025
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0454
   Biowin2 (Non-Linear Model)     :   0.9941
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7869  (weeks       )
   Biowin4 (Primary Survey Model) :   3.4597  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.8414
   Biowin6 (MITI Non-Linear Model):   0.7990
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7092
 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):  8.85E-005 Pa (6.64E-007 mm Hg)
  Log Koa (Koawin est  ): 15.025
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0339 
       Octanol/air (Koa) model:  260 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.55 
       Mackay model           :  0.731 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   1.5374 E-12 cm3/molecule-sec
      Half-Life =     6.957 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    83.486 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.64 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  142.4
      Log Koc:  2.154 

 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: 0.74 (estimated)

 Volatilization from Water:
    Henry LC:  1.27E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 7.025E+012  hours   (2.927E+011 days)
    Half-Life from Model Lake : 7.664E+013  hours   (3.193E+012 days)

 Removal In Wastewater Treatment:
    Total removal:               1.87  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.78  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       7.76e-009       167          1000       
   Water     36.3            360          1000       
   Soil      63.6            720          1000       
   Sediment  0.0699          3.24e+003    0          
     Persistence Time: 597 hr

    Click to predict properties on the Chemicalize site


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