4,6-Heptadiynoic acid

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) =  1.59

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  246.39  (Adapted Stein & Brown method)
    Melting Pt (deg C):  74.94  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0108  (Modified Grain method)
    Subcooled liquid VP: 0.032 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):  1.077e+004
       log Kow used: 1.59 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  14771 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.26E-007  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.611E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.59  (KowWin est)
  Log Kaw used:  -5.288  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  6.878
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7621
   Biowin2 (Non-Linear Model)     :   0.8719
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.2939  (days-weeks  )
   Biowin4 (Primary Survey Model) :   4.0571  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6288
   Biowin6 (MITI Non-Linear Model):   0.7298
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.0748
 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):  4.27 Pa (0.032 mm Hg)
  Log Koa (Koawin est  ): 6.878
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  7.03E-007 
       Octanol/air (Koa) model:  1.85E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.54E-005 
       Mackay model           :  5.62E-005 
       Octanol/air (Koa) model:  0.000148 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  46.7304 E-12 cm3/molecule-sec
      Half-Life =     0.229 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.747 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.006000 E-17 cm3/molecule-sec
      Half-Life =   191.000 Days (at 7E11 mol/cm3)
   Fraction sorbed to airborne particulates (phi): 4.08E-005 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  13.89
      Log Koc:  1.143 

 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: 1.59 (estimated)

 Volatilization from Water:
    Henry LC:  1.26E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       5136  hours   (214 days)
    Half-Life from Model Lake : 5.612E+004  hours   (2338 days)

 Removal In Wastewater Treatment:
    Total removal:               2.01  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.91  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       0.792           5.49         1000       
   Water     33.9            208          1000       
   Soil      65.2            416          1000       
   Sediment  0.0788          1.87e+003    0          
     Persistence Time: 275 hr