ChemSpider 2D Image | Ethyl malate | C8H14O5

Ethyl malate

  • Molecular FormulaC8H14O5
  • Average mass190.194 Da
  • Monoisotopic mass190.084122 Da
  • ChemSpider ID22619

More details:

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

1,4-diethyl 2-hydroxybutanedioate
231-444-5 [EINECS]
7554-12-3 [RN]
Butanedioic acid, 2-hydroxy-, diethyl ester [ACD/Index Name]
Butanedioic acid, hydroxy-, diethyl ester
diethyl 2-hydroxybutanedioate
Diethyl DL-Malate
Diethyl hydroxybutanedioate
Diethyl L-malate
Diethyl malate [ACD/IUPAC Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

2374 [DBID]
59W97T99HI [DBID]
UNII:59W97T99HI [DBID]
03.12.7554 [DBID]
6754Q2AK3B [DBID]
AI3-00932 [DBID]
CBDivE_005333 [DBID]
FEMA No. 2374 [DBID]
MFCD00210119 [DBID]
MFCD02093483 [DBID]
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  • References
  • Experimental Physico-chemical Properties
  • Miscellaneous
  • Gas Chromatography

    • Retention Index (Kovats):

      1313 (estimated with error: 89) NIST Spectra mainlib_73439, replib_233715, replib_194365

    • Retention Index (Normal Alkane):

      1244 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 40C => 2C/min =>130C =>4C/min => 250C; CAS no: 626119; Active phase: HP-1; Carrier gas: N2; Phase thickness: 0.52 um; Data type: Normal alkane RI; Authors: Teai, T.; Claude-Lafontaine, A.; Schippa, C.; Cozzolino, F., Volatile compounds in fresh pulp of pineapple (Ananas comosus [L.] Merr.) from French Polynesia, J. Essent. Oil Res., 13(5), 2001, 314-318.) NIST Spectra nist ri
      2048 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 230 C; End time: 5 min; Start time: 2 min; CAS no: 626119; Active phase: DB-Wax; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Zhao, Y.; Xu, Y.; Li, J.; Fan, W.; Jiang, W., Profile of volatile compounds in 11 brandies by headspace solid-phase microextraction followed by gas chromatography-mass spectrometry, J. Food. Sci., 74(2), 2009, c90-c99.) NIST Spectra nist ri
      2053 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 626119; Active phase: DB-Wax; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Zhao, Y.; Xu, Y.; Li, J.; Fan, W.; Jiang, W., Profile of volatile compounds in 11 brandies by headspace solid-phase microextraction followed by gas chromatography-mass spectrometry, J. Food. Sci., 74(2), 2009, c90-c99., Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 185 C; End time: 20 min; Start time: 4 min; CAS no: 626119; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Lee, S.-J.; Noble, A.C., Characterization of odor-active compounds in Californian Chardonnay wines using GC-olfactometry and GC-mass spectrometry, J. Agric. Food Chem., 51, 2003, 8036-8044.) NIST Spectra nist ri
      2039 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50 0C (2 min) ^ 6 0C/min -> 150 0C ^ 8 0C/min -> 230 0C (15 min); CAS no: 626119; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Tian, Y.; Zhang, X.; Huang, T.; Zou, K.; Zhou, J., Research advances on the essential oils from leaves of Eucalyptus, Food Fermentation Ind. (Chinese), 33(10), 2007, 143-147.) NIST Spectra nist ri
      2045 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column type: Capillary; CAS no: 626119; 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
      2036.8 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 45 C; End T: 180 C; End time: 30 min; Start time: 5 min; CAS no: 626119; Active phase: SP-1000; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Moyano, L.; Zea, L.; Moreno, J.; Medina, M., Analytical study of aromatic series in sherry wines subjected to biological aging, J. Agric. Food Chem., 50, 2002, 7356-7361.) NIST Spectra nist ri
      2059 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 35 C; End T: 250 C; End time: 20 min; Start time: 5 min; CAS no: 626119; Active phase: Supelcowax-10; Carrier gas: H2; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Campeanu, G.; Burcea, M.; Doneanu, C.; Namolosanu, I.; Visan, L., GC/MS characterization of the volatiles isolated from the wines obtained from the indigenous cultivar Feteasca Regala, Analusis, 26, 1998, 93-97.) NIST Spectra nist ri

    • Retention Index (Linear):

      2041 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 60C(3min) => 2C/min =>220C=>3C/min =>245C (20min); CAS no: 626119; Active phase: DB-Wax; Carrier gas: H2; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Selli, S.; Cabaroglu, T.; Canbas, A.; Erten, H.; Nurgel, C.; Lepoutre, J.P.; Gunata, Z., Volatile composition of red wine from cv. Kalecik Karasi grown in central Anatolia, Food Chem., 85, 2004, 207-213., Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 60C(3min) =>2C/min =>220C=>3C/min=> 245C(20min); CAS no: 626119; Active phase: DB-Wax; Carrier gas: H2; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Selli, S.; Canbas, A.; Cabaroglu, T.; Erten, H.; Lepoutre, J.-P.; Gunata, Z., Effect of skin contact on the free and bound aroma compounds of the white wine of Vitis vinifera L. cv Narince, Food Control, 17, 2006, 75-82., Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 60C(3min)=>2C/min=>220C=>3C/min=>245C (20min); CAS no: 626119; Active phase: DB-Wax; Carrier gas: H2; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Selli, S.; Canbas, A.; Cabaroglu, T.; Erten, H.; Gunata, Z., Aroma components of cv. Muscat of Bornova wines and influence of skin contact treatment, Food Chem., 94, 2006, 319-326., Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 230 C; End time: 20 min; Start time: 4 min; CAS no: 626119; Active phase: Innowax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Lee, S.-J.; Lee, J.-E.; Kim, H.-W.; Kim, S.-S.; Koh, K.-H., Development of Korean red wines using Vitis labrusca varieties: instrumental and sensory characterization, Food Chem., 94, 2006, 385-393.) NIST Spectra nist ri
      2058 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Description: 40C (8min) => 3C/min => 180C => 20C/min => 230C; CAS no: 626119; Active phase: Carbowax 20M; Carrier gas: H2; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Boido, E.; Lloret, A.; Medina, K.; Farina, L.; Carrau, f.; Versini, G.; Dellacassa, E., Aroma composition of Vitis vinifera Cv. Tannat: the typical red wine from Uruguay, J. Agric. Food Chem., 51, 2003, 5408-5413.) NIST Spectra nist ri
      2062 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2.7 K/min; Start T: 67 C; End T: 235 C; End time: 30 min; CAS no: 626119; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Claudela, P.; Dirningera, N.; Etievant, P., Effects of water on gas chromatographic column efficiency measurements applied to on-column injections of volatile aroma compounds, J. Sep. Sci., 25, 2002, 365-370.) NIST Spectra nist ri

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

Density: 1.1±0.1 g/cm3
Boiling Point: 281.6±20.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.3 mmHg at 25°C
Enthalpy of Vaporization: 60.4±6.0 kJ/mol
Flash Point: 85.0±0.0 °C
Index of Refraction: 1.446
Molar Refractivity: 44.2±0.3 cm3
#H bond acceptors: 5
#H bond donors: 1
#Freely Rotating Bonds: 7
#Rule of 5 Violations: 0
ACD/LogP: 0.23
ACD/LogD (pH 5.5): 0.42
ACD/BCF (pH 5.5): 1.23
ACD/KOC (pH 5.5): 40.35
ACD/LogD (pH 7.4): 0.42
ACD/BCF (pH 7.4): 1.23
ACD/KOC (pH 7.4): 40.35
Polar Surface Area: 73 Å2
Polarizability: 17.5±0.5 10-24cm3
Surface Tension: 39.2±3.0 dyne/cm
Molar Volume: 165.4±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) =  -0.15

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  241.14  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -32.81  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00574  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  2.137e+005
       log Kow used: -0.15 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3.1553e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.52E-007  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.722E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.15  (KowWin est)
  Log Kaw used:  -5.207  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.057
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1641
   Biowin2 (Non-Linear Model)     :   0.9999
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.2192  (weeks       )
   Biowin4 (Primary Survey Model) :   4.1607  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   1.0933
   Biowin6 (MITI Non-Linear Model):   0.9846
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.0655
 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):  0.729 Pa (0.00547 mm Hg)
  Log Koa (Koawin est  ): 5.057
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.11E-006 
       Octanol/air (Koa) model:  2.8E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.000149 
       Mackay model           :  0.000329 
       Octanol/air (Koa) model:  2.24E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   6.4085 E-12 cm3/molecule-sec
      Half-Life =     1.669 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    20.028 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.000239 (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 :  6.418E-001  L/mol-sec
  Kb Half-Life at pH 8:      12.500  days   
  Kb Half-Life at pH 7:     125.000  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -0.15 (estimated)

 Volatilization from Water:
    Henry LC:  1.52E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       5314  hours   (221.4 days)
    Half-Life from Model Lake : 5.808E+004  hours   (2420 days)

 Removal In Wastewater Treatment:
    Total removal:               1.86  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  percent
    Total to Air:                0.01  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.85            40.1         1000       
   Water     42.8            360          1000       
   Soil      55.3            720          1000       
   Sediment  0.0788          3.24e+003    0          
     Persistence Time: 437 hr

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