CAS Number: 429-67-4
SMILES : [Si](O[Si](O[Si]1(C)CCC(F)(F)F)(C)CCC(F)(F)F)(O[Si](O1)(C)CCC(F)(F)F)
         (C)CCC(F)(F)F
CHEM   : Cyclotetrasiloxane, 2,4,6,8-tetramethyl-2,4,6,8-tetrakis(3,3,3-triflu
         oropropyl)-
MOL FOR: C16 H28 F12 O4 Si4 
MOL WT : 624.72
    Vapor Pressure (mm Hg) :   ------
    Henry LC (atm-m3/mole) :   ------
    Log Kow (octanol-water):   ------
 Physical Property Inputs:
------------------------------ EPI SUMMARY (v3.20) --------------------------
    Water Solubility (mg/L):   ------
    Boiling Point (deg C)  :   ------
    Melting Point (deg C)  :   ------
 
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.68 estimate) =  12.38
 
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
    Boiling Pt (deg C):  259.53  (Adapted Stein & Brown method)
    Melting Pt (deg C):  61.17  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00749  (Modified Grain method)
    VP (Pa, 25 deg C) :  0.999  (Modified Grain method)
    Subcooled liquid VP: 0.0163 mm Hg (25 deg C, Mod-Grain method)
                       : 2.17 Pa (25 deg C, Mod-Grain method)
 
 Water Solubility Estimate from Log Kow (WSKOW v1.42):
    Water Solubility at 25 deg C (mg/L):  8.046e-009
       log Kow used: 12.38 (estimated)
       no-melting pt equation used
 
 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  6.2472e-007 mg/L
 
 ECOSAR Class Program (ECOSAR v1.11):
    Class(es) found:
       Neutral Organics
 
 Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
   Bond Method :   3.24E+003  atm-m3/mole  (3.28E+008 Pa-m3/mole)
   Group Method:   Incomplete
 For Henry LC Comparison Purposes:
   User-Entered Henry LC:  not entered
   Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
      HLC:  7.652E+005 atm-m3/mole  (7.753E+010 Pa-m3/mole)
      VP:   0.00749 mm Hg (source: MPBPVP)
      WS:   8.05E-009 mg/L (source: WSKOWWIN)
 
 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  12.38  (KowWin est)
  Log Kaw used:  5.122  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  7.258
      Log Koa (experimental database):  None
 
 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -1.6315
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):  -0.2332  (recalcitrant)
   Biowin4 (Primary Survey Model) :   1.8488  (months      )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.5409
   Biowin6 (MITI Non-Linear Model):   0.0000
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7257
 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):  2.17 Pa (0.0163 mm Hg)
  Log Koa (Koawin est  ): 7.258
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.38E-006 
       Octanol/air (Koa) model:  4.45E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  4.99E-005 
       Mackay model           :  0.00011 
       Octanol/air (Koa) model:  0.000356 
 
 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   5.9795 E-12 cm3/molecule-sec
      Half-Life =     1.789 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    21.465 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi):
      8.01E-005 (Junge-Pankow, Mackay avg)
      0.000356 (Koa method)
    Note: the sorbed fraction may be resistant to atmospheric oxidation
 
 Soil Adsorption Coefficient (KOCWIN v2.00):
      Koc    :  5.777E+008  L/kg (MCI method)
      Log Koc:  8.762       (MCI method)
      Koc    :  5.549E+010  L/kg (Kow method)
      Log Koc:  10.744      (Kow method)
 
 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:
    Rate constants can NOT be estimated for this structure!
 
 Bioaccumulation Estimates (BCFBAF v3.01):
   Log BCF from regression-based method = 1.488 (BCF = 30.75 L/kg wet-wt)
   Log Biotransformation Half-life (HL) = 4.3975 days (HL = 2.497e+004 days)
   Log BCF Arnot-Gobas method (upper trophic) = 0.094 (BCF = 1.242)
   Log BAF Arnot-Gobas method (upper trophic) = 3.247 (BAF = 1768)
       log Kow used: 12.38 (estimated)
 
 Volatilization from Water:
    Henry LC:  3.24E+003 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      2.551  hours
    Half-Life from Model Lake :      237.4  hours   (9.892 days)
 
 Removal In Wastewater Treatment:
    Total removal:              94.18  percent
    Total biodegradation:        0.76  percent
    Total sludge adsorption:    92.44  percent
    Total to Air:                0.98  percent
      (using 10000 hr Bio P,A,S)
 
 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       3.05            42.9         1000       
   Water     35              4.32e+003    1000       
   Soil      40.2            8.64e+003    1000       
   Sediment  21.7            3.89e+004    0          
     Persistence Time: 804 hr