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ChemSpider 2D Image | Tetramethyl 5-methyl-1,2,3,4-benzenetetracarboxylate | C15H16O8

Tetramethyl 5-methyl-1,2,3,4-benzenetetracarboxylate

  • Molecular FormulaC15H16O8
  • Average mass324.283 Da
  • Monoisotopic mass324.084503 Da
  • ChemSpider ID8037720

More details:

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

1,2,3,4-Benzenetetracarboxylic acid, 5-methyl-, tetramethyl ester [ACD/Index Name]
5-Méthyl-1,2,3,4-benzènetétracarboxylate de tétraméthyle [French] [ACD/IUPAC Name]
Tetramethyl 5-methyl-1,2,3,4-benzenetetracarboxylate [ACD/IUPAC Name]
Tetramethyl-5-methyl-1,2,3,4-benzoltetracarboxylat [German] [ACD/IUPAC Name]
1,2,3,4-tetramethyl 5-methylbenzene-1,2,3,4-tetracarboxylate
101126-45-8 [RN]

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

Density: 1.3±0.1 g/cm3
Boiling Point: 362.2±37.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 60.8±3.0 kJ/mol
Flash Point: 155.8±26.5 °C
Index of Refraction: 1.520
Molar Refractivity: 78.2±0.3 cm3
#H bond acceptors: 8
#H bond donors: 0
#Freely Rotating Bonds: 8
#Rule of 5 Violations: 0
ACD/LogP: 1.83
ACD/LogD (pH 5.5): 2.07
ACD/BCF (pH 5.5): 22.21
ACD/KOC (pH 5.5): 320.27
ACD/LogD (pH 7.4): 2.07
ACD/BCF (pH 7.4): 22.21
ACD/KOC (pH 7.4): 320.27
Polar Surface Area: 105 Å2
Polarizability: 31.0±0.5 10-24cm3
Surface Tension: 44.5±3.0 dyne/cm
Molar Volume: 257.3±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) =  1.88

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  378.84  (Adapted Stein & Brown method)
    Melting Pt (deg C):  104.50  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.51E-006  (Modified Grain method)
    Subcooled liquid VP: 2.7E-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):  218.6
       log Kow used: 1.88 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  8326.9 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.02E-011  atm-m3/mole
   Group Method:   7.56E-013  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  8.803E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.88  (KowWin est)
  Log Kaw used:  -9.380  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.260
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.3445
   Biowin2 (Non-Linear Model)     :   1.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9685  (weeks       )
   Biowin4 (Primary Survey Model) :   4.2272  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   1.1736
   Biowin6 (MITI Non-Linear Model):   0.9693
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7380
 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):  0.0036 Pa (2.7E-005 mm Hg)
  Log Koa (Koawin est  ): 11.260
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000833 
       Octanol/air (Koa) model:  0.0447 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0292 
       Mackay model           :  0.0625 
       Octanol/air (Koa) model:  0.781 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   1.0321 E-12 cm3/molecule-sec
      Half-Life =    10.363 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0459 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  5819
      Log Koc:  3.765 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.358E+000  L/mol-sec
  Kb Half-Life at pH 8:       5.907  days   
  Kb Half-Life at pH 7:      59.065  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.748 (BCF = 5.603)
       log Kow used: 1.88 (estimated)

 Volatilization from Water:
    Henry LC:  7.56E-013 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 1.395E+009  hours   (5.811E+007 days)
    Half-Life from Model Lake : 1.521E+010  hours   (6.339E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               2.15  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     2.05  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       1.53e-005       249          1000       
   Water     24.2            360          1000       
   Soil      75.7            720          1000       
   Sediment  0.0756          3.24e+003    0          
     Persistence Time: 696 hr

Click to predict properties on the Chemicalize site


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