2-Hydroxy-6-methyl-3-{(2E)-3-[4-(methylsulfanyl)phenyl]-2-propenoyl}-4H-pyran-4-one

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) =  1.95

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  470.07  (Adapted Stein & Brown method)
    Melting Pt (deg C):  192.93  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.61E-011  (Modified Grain method)
    Subcooled liquid VP: 1.51E-009 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):  255.8
       log Kow used: 1.95 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  35.283 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones
       Vinyl/Allyl Ethers

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.47E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.059E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.95  (KowWin est)
  Log Kaw used:  -13.738  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.688
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4286
   Biowin2 (Non-Linear Model)     :   0.0110
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6374  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4868  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2630
   Biowin6 (MITI Non-Linear Model):   0.0459
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.8336
 Ready Biodegradability Prediction:   NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  2.01E-007 Pa (1.51E-009 mm Hg)
  Log Koa (Koawin est  ): 15.688
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  14.9 
       Octanol/air (Koa) model:  1.2E+003 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.998 
       Mackay model           :  0.999 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  76.7852 E-12 cm3/molecule-sec [Cis-isomer]
      OVERALL OH Rate Constant =  79.4452 E-12 cm3/molecule-sec [Trans-isomer]
      Half-Life =    1.672 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
      Half-Life =    1.616 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     4.287500 E-17 cm3/molecule-sec [Cis-]
      OVERALL Ozone Rate Constant =     5.337500 E-17 cm3/molecule-sec [Trans-]
      Half-Life =     6.415 Hrs (at 7E11 mol/cm3) [Cis-isomer]
      Half-Life =     5.153 Hrs (at 7E11 mol/cm3) [Trans-isomer]
   Fraction sorbed to airborne particulates (phi): 0.999 (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]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.803 (BCF = 6.36)
       log Kow used: 1.95 (estimated)

 Volatilization from Water:
    Henry LC:  4.47E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.278E+012  hours   (9.49E+010 days)
    Half-Life from Model Lake : 2.485E+013  hours   (1.035E+012 days)

 Removal In Wastewater Treatment:
    Total removal:               2.20  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.11  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       3.29e-006       2.2          1000       
   Water     24              900          1000       
   Soil      76              1.8e+003     1000       
   Sediment  0.0873          8.1e+003     0          
     Persistence Time: 1.4e+003 hr