Margaric Acid

Data supplied by datasources and users.

Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  7.45

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  370.44  (Adapted Stein & Brown method)
    Melting Pt (deg C):  124.69  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.84E-005  (Modified Grain method)
    MP  (exp database):  61.3 deg C
    BP  (exp database):  363.8 deg C
    VP  (exp database):  6.23E-08 mm Hg at 25 deg C
    Subcooled liquid VP: 1.42E-007 mm Hg (25 deg C, exp database VP )

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  0.01946
       log Kow used: 7.45 (estimated)
       no-melting pt equation used
     Water Sol (Exper. database match) =  4.2 mg/L (20 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.030587 mg/L
    Wat Sol (Exper. database match) =  4.20
       Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.84E-005  atm-m3/mole
   Group Method:   5.23E-005  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  5.194E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  7.45  (KowWin est)
  Log Kaw used:  -2.804  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.254
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7999
   Biowin2 (Non-Linear Model)     :   0.8396
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.2644  (days-weeks  )
   Biowin4 (Primary Survey Model) :   4.1122  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.8303
   Biowin6 (MITI Non-Linear Model):   0.9101
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.0154
 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):  1.89E-005 Pa (1.42E-007 mm Hg)
  Log Koa (Koawin est  ): 10.254
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.158 
       Octanol/air (Koa) model:  0.00441 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.851 
       Mackay model           :  0.927 
       Octanol/air (Koa) model:  0.261 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  21.0673 E-12 cm3/molecule-sec
      Half-Life =     0.508 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     6.092 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.889 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  6328
      Log Koc:  3.801 

 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 = 1.000 (BCF = 10)
       log Kow used: 7.45 (estimated)

 Volatilization from Water:
    Henry LC:  5.23E-005 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      20.09  hours
    Half-Life from Model Lake :        357  hours   (14.88 days)

 Removal In Wastewater Treatment:
    Total removal:              93.97  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.19  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       0.744           12.2         1000       
   Water     5.91            208          1000       
   Soil      30.1            416          1000       
   Sediment  63.2            1.87e+003    0          
     Persistence Time: 666 hr