ChemSpider 2D Image | ethyl ?-linolenate | C20H34O2

ethyl ?-linolenate

  • Molecular FormulaC20H34O2
  • Average mass306.483 Da
  • Monoisotopic mass306.255890 Da
  • ChemSpider ID8058688
  • Double-bond stereo - Double-bond stereo


More details:






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

(6Z,9Z,12Z)-6,9,12-Octadécatriénoate d'éthyle [French] [ACD/IUPAC Name]
31450-14-3 [RN]
6,9,12-Octadecatrienoic acid, ethyl ester, (6Z,9Z,12Z)- [ACD/Index Name]
Ethyl (6Z,9Z,12Z)-6,9,12-octadecatrienoate [ACD/IUPAC Name]
Ethyl (6Z,9Z,12Z)-octadeca-6,9,12-trienoate
ethyl ?-linolenate
ETHYL γ-LINOLENATE
Ethyl-(6Z,9Z,12Z)-6,9,12-octadecatrienoat [German] [ACD/IUPAC Name]
γ-Linolenic Acid ethyl ester
γ-Linolenic Acid ethyl ester
More...

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

Z2942E0NCT [DBID]
L6378_SIGMA [DBID]
UNII:Z2942E0NCT [DBID]

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

    Density: 0.9±0.1 g/cm3
    Boiling Point: 390.6±31.0 °C at 760 mmHg
    Vapour Pressure: 0.0±0.9 mmHg at 25°C
    Enthalpy of Vaporization: 64.0±3.0 kJ/mol
    Flash Point: 100.8±23.2 °C
    Index of Refraction: 1.475
    Molar Refractivity: 96.7±0.3 cm3
    #H bond acceptors: 2
    #H bond donors: 0
    #Freely Rotating Bonds: 15
    #Rule of 5 Violations: 1
    ACD/LogP: 7.56
    ACD/LogD (pH 5.5): 7.02
    ACD/BCF (pH 5.5): 126917.17
    ACD/KOC (pH 5.5): 156558.92
    ACD/LogD (pH 7.4): 7.02
    ACD/BCF (pH 7.4): 126917.17
    ACD/KOC (pH 7.4): 156558.92
    Polar Surface Area: 26 Å2
    Polarizability: 38.3±0.5 10-24cm3
    Surface Tension: 31.8±3.0 dyne/cm
    Molar Volume: 343.0±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) =  8.08
    
     Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
        Boiling Pt (deg C):  371.31  (Adapted Stein & Brown method)
        Melting Pt (deg C):  77.60  (Mean or Weighted MP)
        VP(mm Hg,25 deg C):  1.3E-005  (Modified Grain method)
        Subcooled liquid VP: 4.1E-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):  0.001424
           log Kow used: 8.08 (estimated)
           no-melting pt equation used
    
     Water Sol Estimate from Fragments:
        Wat Sol (v1.01 est) =  0.0037499 mg/L
    
     ECOSAR Class Program (ECOSAR v0.99h):
        Class(es) found:
           Esters
    
     Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
       Bond Method :   1.47E-002  atm-m3/mole
       Group Method:   7.22E-004  atm-m3/mole
     Henrys LC [VP/WSol estimate using EPI values]:  3.682E-003 atm-m3/mole
    
     Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
      Log Kow used:  8.08  (KowWin est)
      Log Kaw used:  -0.221  (HenryWin est)
          Log Koa (KOAWIN v1.10 estimate):  8.301
          Log Koa (experimental database):  None
    
     Probability of Rapid Biodegradation (BIOWIN v4.10):
       Biowin1 (Linear Model)         :   0.8842
       Biowin2 (Non-Linear Model)     :   0.9898
     Expert Survey Biodegradation Results:
       Biowin3 (Ultimate Survey Model):   2.9604  (weeks       )
       Biowin4 (Primary Survey Model) :   3.9036  (days        )
     MITI Biodegradation Probability:
       Biowin5 (MITI Linear Model)    :   0.7256
       Biowin6 (MITI Non-Linear Model):   0.7423
     Anaerobic Biodegradation Probability:
       Biowin7 (Anaerobic Linear Model):  0.3758
     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):  0.00547 Pa (4.1E-005 mm Hg)
      Log Koa (Koawin est  ): 8.301
       Kp (particle/gas partition coef. (m3/ug)):
           Mackay model           :  0.000549 
           Octanol/air (Koa) model:  4.91E-005 
       Fraction sorbed to airborne particulates (phi):
           Junge-Pankow model     :  0.0194 
           Mackay model           :  0.0421 
           Octanol/air (Koa) model:  0.00391 
    
     Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
       Hydroxyl Radicals Reaction:
          OVERALL OH Rate Constant = 182.3518 E-12 cm3/molecule-sec [Cis-isomer]
          OVERALL OH Rate Constant = 205.1517 E-12 cm3/molecule-sec [Trans-isomer]
          Half-Life =    0.704 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
          Half-Life =    0.626 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
       Ozone Reaction:
          OVERALL Ozone Rate Constant =    39.000000 E-17 cm3/molecule-sec [Cis-]
          OVERALL Ozone Rate Constant =    60.000000 E-17 cm3/molecule-sec [Trans-]
          Half-Life =     0.705 Hrs (at 7E11 mol/cm3) [Cis-isomer]
          Half-Life =     0.458 Hrs (at 7E11 mol/cm3) [Trans-isomer]
       Reaction With Nitrate Radicals May Be Important!
       Fraction sorbed to airborne particulates (phi): 0.0307 (Junge,Mackay)
        Note: the sorbed fraction may be resistant to atmospheric oxidation
    
     Soil Adsorption Coefficient (PCKOCWIN v1.66):
          Koc    :  1.152E+005
          Log Koc:  5.061 
    
     Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
      Total Kb for pH > 8 at 25 deg C :  2.848E-002  L/mol-sec
      Kb Half-Life at pH 8:     281.632  days   
      Kb Half-Life at pH 7:       7.711  years  
    
     Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
       Log BCF from regression-based method = 1.835 (BCF = 68.36)
           log Kow used: 8.08 (estimated)
    
     Volatilization from Water:
        Henry LC:  0.000722 atm-m3/mole  (estimated by Group SAR Method)
        Half-Life from Model River:      3.206  hours
        Half-Life from Model Lake :      181.8  hours   (7.574 days)
    
     Removal In Wastewater Treatment:
        Total removal:              94.02  percent
        Total biodegradation:        0.78  percent
        Total sludge adsorption:    93.24  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       0.0183          0.47         1000       
       Water     3.78            360          1000       
       Soil      28.1            720          1000       
       Sediment  68.1            3.24e+003    0          
         Persistence Time: 1.23e+003 hr
    
    
    
    
                        

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