ChemSpider 2D Image | 1-Ethyl 6-methyl 3-oxohexanedioate | C9H14O5

1-Ethyl 6-methyl 3-oxohexanedioate

  • Molecular FormulaC9H14O5
  • Average mass202.204 Da
  • Monoisotopic mass202.084122 Da
  • ChemSpider ID500179

More details:

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

1-Ethyl 6-methyl 3-oxohexanedioate [ACD/IUPAC Name]
1-Ethyl-6-methyl-3-oxohexandioat [German] [ACD/IUPAC Name]
3-Oxohexanedioate de 1-éthyle et de 6-méthyle [French] [ACD/IUPAC Name]
56294-09-8 [RN]
Hexanedioic acid, 3-oxo-, 1-ethyl 6-methyl ester [ACD/Index Name]
3-OXO-HEXANEDIOIC ACID 1-ETHYL ESTER 6-METHYL ESTER
3-Oxohexanedioic acid, 1-ethyl ester 6-methyl ester
3-OXO-HEXANEDIOIC ACID-1-ETHYL ESTER-6-METHYL ESTER
ethyl 5-methoxycarbonyl-3-oxopentanoate

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

Density: 1.1±0.1 g/cm3
Boiling Point: 273.8±15.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.6 mmHg at 25°C
Enthalpy of Vaporization: 51.2±3.0 kJ/mol
Flash Point: 116.0±20.4 °C
Index of Refraction: 1.435
Molar Refractivity: 47.3±0.3 cm3
#H bond acceptors: 5
#H bond donors: 0
#Freely Rotating Bonds: 8
#Rule of 5 Violations: 0
ACD/LogP: 1.11
ACD/LogD (pH 5.5): 0.60
ACD/BCF (pH 5.5): 1.68
ACD/KOC (pH 5.5): 50.38
ACD/LogD (pH 7.4): 0.60
ACD/BCF (pH 7.4): 1.67
ACD/KOC (pH 7.4): 50.30
Polar Surface Area: 70 Å2
Polarizability: 18.8±0.5 10-24cm3
Surface Tension: 36.3±3.0 dyne/cm
Molar Volume: 181.2±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) =  -0.17

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  243.55  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -24.42  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0384  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  5.974e+004
       log Kow used: -0.17 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  93878 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.95E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.710E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.17  (KowWin est)
  Log Kaw used:  -7.694  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  7.524
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0065
   Biowin2 (Non-Linear Model)     :   0.9996
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0103  (weeks       )
   Biowin4 (Primary Survey Model) :   3.9917  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   1.1143
   Biowin6 (MITI Non-Linear Model):   0.9848
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7327
 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):  4.93 Pa (0.037 mm Hg)
  Log Koa (Koawin est  ): 7.524
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.08E-007 
       Octanol/air (Koa) model:  8.2E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.2E-005 
       Mackay model           :  4.86E-005 
       Octanol/air (Koa) model:  0.000656 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   4.0873 E-12 cm3/molecule-sec
      Half-Life =     2.617 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    31.403 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 3.53E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  5.860E-001  L/mol-sec
  Kb Half-Life at pH 8:      13.689  days   
  Kb Half-Life at pH 7:     136.885  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -0.17 (estimated)

 Volatilization from Water:
    Henry LC:  4.95E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.682E+006  hours   (7.008E+004 days)
    Half-Life from Model Lake : 1.835E+007  hours   (7.645E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       0.0116          62.8         1000       
   Water     38.7            360          1000       
   Soil      61.3            720          1000       
   Sediment  0.0712          3.24e+003    0          
     Persistence Time: 580 hr

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