ChemSpider 2D Image | 15-keto-5,8,11,13-eicosatetraenoic acid | C20H30O3

15-keto-5,8,11,13-eicosatetraenoic acid

  • Molecular FormulaC20H30O3
  • Average mass318.450 Da
  • Monoisotopic mass318.219482 Da
  • ChemSpider ID11426310
  • Double-bond stereo - Double-bond stereo


More details:






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

(5E,8E,11E,13E)-15-Oxo-5,8,11,13-icosatetraenoic acid [ACD/IUPAC Name]
(5E,8E,11E,13E)-15-Oxo-5,8,11,13-icosatetraensäure [German] [ACD/IUPAC Name]
15-keto-5,8,11,13-eicosatetraenoic acid
5,8,11,13-Eicosatetraenoic acid, 15-oxo-, (5E,8E,11E,13E)- [ACD/Index Name]
5,8,11,13-Eicosatetraenoic acid, 15-oxo-, (E,Z,Z,Z)-
Acide (5E,8E,11E,13E)-15-oxo-5,8,11,13-icosatétraénoïque [French] [ACD/IUPAC Name]
15-Kete
15-KETE (15-oxo-ETE)
15-oxoicosa-5,8,11,13-tetraenoic acid
81416-72-0 [RN]

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

Density: 1.0±0.1 g/cm3
Boiling Point: 495.0±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.7 mmHg at 25°C
Enthalpy of Vaporization: 83.5±6.0 kJ/mol
Flash Point: 267.3±25.2 °C
Index of Refraction: 1.506
Molar Refractivity: 96.5±0.3 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 14
#Rule of 5 Violations: 0
ACD/LogP: 4.74
ACD/LogD (pH 5.5): 4.58
ACD/BCF (pH 5.5): 1137.69
ACD/KOC (pH 5.5): 3135.00
ACD/LogD (pH 7.4): 2.79
ACD/BCF (pH 7.4): 18.16
ACD/KOC (pH 7.4): 50.03
Polar Surface Area: 54 Å2
Polarizability: 38.3±0.5 10-24cm3
Surface Tension: 37.4±3.0 dyne/cm
Molar Volume: 324.9±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) =  6.31

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  442.22  (Adapted Stein & Brown method)
    Melting Pt (deg C):  166.46  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.67E-008  (Modified Grain method)
    Subcooled liquid VP: 7.66E-007 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):  0.0979
       log Kow used: 6.31 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.093786 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Surfactants-anionic-acid
       Vinyl/Allyl Ketones-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.91E-009  atm-m3/mole
   Group Method:   3.01E-011  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.143E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  6.31  (KowWin est)
  Log Kaw used:  -6.439  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.749
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7839
   Biowin2 (Non-Linear Model)     :   0.6272
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.1359  (weeks       )
   Biowin4 (Primary Survey Model) :   4.0207  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5583
   Biowin6 (MITI Non-Linear Model):   0.3574
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.1206
 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):  0.000102 Pa (7.66E-007 mm Hg)
  Log Koa (Koawin est  ): 12.749
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0294 
       Octanol/air (Koa) model:  1.38 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.515 
       Mackay model           :  0.701 
       Octanol/air (Koa) model:  0.991 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 254.4827 E-12 cm3/molecule-sec [Cis-isomer]
      OVERALL OH Rate Constant = 269.6826 E-12 cm3/molecule-sec [Trans-isomer]
      Half-Life =    0.504 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
      Half-Life =   28.556 Min (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    31.264999 E-17 cm3/molecule-sec [Cis-]
      OVERALL Ozone Rate Constant =    45.264999 E-17 cm3/molecule-sec [Trans-]
      Half-Life =     0.880 Hrs (at 7E11 mol/cm3) [Cis-isomer]
      Half-Life =     0.608 Hrs (at 7E11 mol/cm3) [Trans-isomer]
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.608 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  3635
      Log Koc:  3.561 

 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 = 1.750 (BCF = 56.23)
       log Kow used: 6.31 (estimated)

 Volatilization from Water:
    Henry LC:  3.01E-011 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River: 3.471E+007  hours   (1.446E+006 days)
    Half-Life from Model Lake : 3.787E+008  hours   (1.578E+007 days)

 Removal In Wastewater Treatment:
    Total removal:              93.11  percent
    Total biodegradation:        0.77  percent
    Total sludge adsorption:    92.33  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       0.000647        0.47         1000       
   Water     4.76            360          1000       
   Soil      45.2            720          1000       
   Sediment  50              3.24e+003    0          
     Persistence Time: 1.43e+003 hr




                    

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