1-Hexen-5-one

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) =  1.10
    Log Kow (Exper. database match) =  1.02
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  117.04  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -56.46  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  12.5  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  129.5 deg C
    VP  (exp database):  1.05E+01 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.593e+004
       log Kow used: 1.02 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  11454 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.64E-005  atm-m3/mole
   Group Method:   3.54E-005  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.013E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.02  (exp database)
  Log Kaw used:  -2.452  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  3.472
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7077
   Biowin2 (Non-Linear Model)     :   0.7617
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9598  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6839  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6557
   Biowin6 (MITI Non-Linear Model):   0.8160
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.1960
 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):  1.4E+003 Pa (10.5 mm Hg)
  Log Koa (Koawin est  ): 3.472
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.14E-009 
       Octanol/air (Koa) model:  7.28E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  7.74E-008 
       Mackay model           :  1.71E-007 
       Octanol/air (Koa) model:  5.82E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  30.9062 E-12 cm3/molecule-sec
      Half-Life =     0.346 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     4.153 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     1.200000 E-17 cm3/molecule-sec
      Half-Life =     0.955 Days (at 7E11 mol/cm3)
      Half-Life =     22.920 Hrs
   Fraction sorbed to airborne particulates (phi): 1.24E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  13.02
      Log Koc:  1.115 

 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 = 0.085 (BCF = 1.217)
       log Kow used: 1.02 (expkow database)

 Volatilization from Water:
    Henry LC:  3.54E-005 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:       17.4  hours
    Half-Life from Model Lake :      272.8  hours   (11.37 days)

 Removal In Wastewater Treatment:
    Total removal:               3.75  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.77  percent
    Total to Air:                1.89  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.22            6.1          1000       
   Water     44.8            360          1000       
   Soil      53.9            720          1000       
   Sediment  0.09            3.24e+003    0          
     Persistence Time: 300 hr