ChemSpider 2D Image | Diethyl oxalate | C6H10O4

Diethyl oxalate

  • Molecular FormulaC6H10O4
  • Average mass146.141 Da
  • Monoisotopic mass146.057907 Da
  • ChemSpider ID6998

More details:



Featured data source



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

202-464-1 [EINECS]
2OVVO2 [WLN]
95-92-1 [RN]
Diethyl ethanedioate
Diethyl oxalate [ACD/IUPAC Name]
Diethyloxalat [German] [ACD/IUPAC Name]
Ethanedioic acid diethyl ester
Ethanedioic acid, diethyl ester [ACD/Index Name]
Oxalate de diéthyle [French] [ACD/IUPAC Name]
Oxalic acid diethyl ester
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

135364_ALDRICH [DBID]
50128_FLUKA [DBID]
75712_FLUKA [DBID]
BRN 0606350 [DBID]
HSDB 2131 [DBID]
NSC 8851 [DBID]
NSC8851 [DBID]
UN2525 [DBID]
ZINC01648270 [DBID]
  • Experimental Physico-chemical Properties
  • Predicted Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      colourless liquid Oxford University Chemical Safety Data (No longer updated) More details
    • Stability:

      Stable, but moisture sensitive. Incompatible with strongoxidizing agents. Oxford University Chemical Safety Data (No longer updated) More details
    • Toxicity:

      ORL-RAT LD50 400 mg kg-1, ORL-MUS LD50 2000 mg kg-1 Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      22-36 Alfa Aesar A14498
      23 Alfa Aesar A14498
      6.1 Alfa Aesar A14498
      DANGER: POISON, irritates skin, eyes, lungs Alfa Aesar A14498
      GHS07 Biosynth Q-200982
      H302; H319 Biosynth Q-200982
      H302-H319 Alfa Aesar A14498
      P280-P264-P305+P351+P338-P301+P312-P337+P313-P501a Alfa Aesar A14498
      P305+P351+P338 Biosynth Q-200982
      Safety glasses. Oxford University Chemical Safety Data (No longer updated) More details
      Warning Alfa Aesar A14498
      Warning Biosynth Q-200982
      WARNING: Irritates lungs, skin, eyes; May injure kidneys Alfa Aesar A14498
  • Gas Chromatography
    • Retention Index (Kovats):

      952 (estimated with error: 47) NIST Spectra mainlib_107320, replib_149277, replib_227790
      940 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 4 m; Column type: Packed; Start T: 120 C; CAS no: 95921; Active phase: DC-200; Substrate: Celite; Data type: Kovats RI; Authors: Reymond, D.; Mueggler-Chavan, F.; Viani, R.; Vuataz, L.; Egli, R.H., Gas chromatographic analysis of steam volatile aroma constituents: application to coffee, tea and cocoa aromas, J. Gas Chromatogr., , 1966, 28-31.) NIST Spectra nist ri
      1496 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 35 C; End T: 200 C; End time: 20 min; Start time: 5 min; CAS no: 95921; Active phase: Supelcowax-10; Carrier gas: He; Data type: Kovats RI; Authors: Wong, K.C.; Teng, Y.E., Volatile Components of Mimusops elengi L. Flowers, J. Essent. Oil Res., 6, 1994, 453-458.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      948 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.24 mm; Column length: 50 m; Column type: Capillary; CAS no: 95921; Active phase: OV-101; Carrier gas: He; Data type: Normal alkane RI; Authors: Zenkevich, I.G.; Malamakhov, A.C., Evaluation of Molecular Weights of Organic Compounds based on Retention Parameters at Chromato-Spectral Analysys. Additional Criterion of Molecular Ions' Identification, Vestn. St. Petersb. Univ. Ser. 4: Fiz. Khim, , 1987, 101-106, In original 101-106.) NIST Spectra nist ri
      938 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.18 mm; Column length: 10 m; Column type: Capillary; Heat rate: 50 K/min; Start T: 40 C; End T: 275 C; End time: 0.5 min; Start time: 0.5 min; CAS no: 95921; Active phase: RTX-5; Carrier gas: He; Phase thickness: 0.2 um; Data type: Normal alkane RI; Authors: Setkova, L.; Risticevic, S.; Pawliszyn, J., Rapid headspace solid-phase microextraction-gas chromatographic?time-of-flight mass spectrometric method for qualitative profiling of ice wine volatile fraction II: Classification of Canadian and Czech ice wines using statistical evaluation of the data, J. Chromatogr. A, 1147, 2007, 224-240.) NIST Spectra nist ri
      940 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 95921; Active phase: RTX-5; Carrier gas: N2; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Adamova, M.; Orinak, A.; Halas, L., Retention indices as identification tool in pyrolysis-capillary gas chromatography, J. Chromatogr. A, 1087, 2005, 131-141.) NIST Spectra nist ri
      1530 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column type: Capillary; CAS no: 95921; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004.) NIST Spectra nist ri
    • Retention Index (Linear):

      948 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Packed; Start T: 75 C; End T: 228 C; CAS no: 95921; Active phase: SE-30; Substrate: Celite; Data type: Linear RI; Authors: van den Dool, H.; Kratz, P. Dec., A generalization of the retention index system including linear temperature programmed gas-liquid partition chromatography, J. Chromatogr., 11, 1963, 463-471.) NIST Spectra nist ri
      940 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 40 C; End T: 300 C; End time: 10 min; Start time: 2 min; CAS no: 95921; Active phase: RTX-5; Carrier gas: N2; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Adamova, M.; Orinak, A.; Halas, L., Retention indices as identification tool in pyrolysis-capillary gas chromatography, J. Chromatogr. A, 1087, 2005, 131-141.) NIST Spectra nist ri

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.1±0.1 g/cm3
Boiling Point: 185.4±0.0 °C at 760 mmHg
Vapour Pressure: 0.7±0.3 mmHg at 25°C
Enthalpy of Vaporization: 42.2±3.0 kJ/mol
Flash Point: 75.6±0.0 °C
Index of Refraction: 1.411
Molar Refractivity: 33.4±0.3 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 5
#Rule of 5 Violations: 0
ACD/LogP: 0.73
ACD/LogD (pH 5.5): 0.71
ACD/BCF (pH 5.5): 2.03
ACD/KOC (pH 5.5): 57.67
ACD/LogD (pH 7.4): 0.71
ACD/BCF (pH 7.4): 2.03
ACD/KOC (pH 7.4): 57.67
Polar Surface Area: 53 Å2
Polarizability: 13.2±0.5 10-24cm3
Surface Tension: 32.1±3.0 dyne/cm
Molar Volume: 134.5±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) =  0.40
    Log Kow (Exper. database match) =  0.56
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  144.16  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -95.30  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.731  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -40.6 deg C
    BP  (exp database):  185.7 deg C
    VP  (exp database):  4.14E-01 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  2.622e+004
       log Kow used: 0.56 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  3.6e+004 mg/L (25 deg C)
        Exper. Ref:  RIDDICK,JA ET AL. (1986)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  70618 mg/L
    Wat Sol (Exper. database match) =  36000.00
       Exper. Ref:  RIDDICK,JA ET AL. (1986)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.35E-006  atm-m3/mole
   Group Method:   Incomplete
   Exper Database: 2.21E-06  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  5.361E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.56  (exp database)
  Log Kaw used:  -4.044  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  4.604
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0263
   Biowin2 (Non-Linear Model)     :   0.9999
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.1566  (weeks       )
   Biowin4 (Primary Survey Model) :   4.0948  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   1.0645
   Biowin6 (MITI Non-Linear Model):   0.9836
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.0726
 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):  55.2 Pa (0.414 mm Hg)
  Log Koa (Koawin est  ): 4.604
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.43E-008 
       Octanol/air (Koa) model:  9.86E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.96E-006 
       Mackay model           :  4.35E-006 
       Octanol/air (Koa) model:  7.89E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   3.3234 E-12 cm3/molecule-sec
      Half-Life =     3.218 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    38.621 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 3.16E-006 (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]:
    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: 0.56 (expkow database)

 Volatilization from Water:
    Henry LC:  2.21E-006 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:      321.5  hours   (13.4 days)
    Half-Life from Model Lake :       3609  hours   (150.4 days)

 Removal In Wastewater Treatment:
    Total removal:               1.98  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.77  percent
    Total to Air:                0.13  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       4.82            77.2         1000       
   Water     44.3            360          1000       
   Soil      50.8            720          1000       
   Sediment  0.0839          3.24e+003    0          
     Persistence Time: 370 hr




                    

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