CAS Number: 3390-61-2
SMILES : C[Si](c1ccccc1)(O[Si](c2ccccc2)(c3ccccc3)C)O[Si](c4ccccc4)(c5ccccc5)C
         
CHEM   : Trisiloxane, 1,3,5-trimethyl-1,1,3,5,5-pentaphenyl-
MOL FOR: C33 H34 O2 Si3 
MOL WT : 546.89
------------------------------ EPI SUMMARY (v4.11) --------------------------
    Henry LC (atm-m3/mole) :   ------
    Log Kow (octanol-water):   ------
    Boiling Point (deg C)  :   ------
    Water Solubility (mg/L):   ------
 Physical Property Inputs:
    Vapor Pressure (mm Hg) :   ------
    Melting Point (deg C)  :   ------
 
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.68 estimate) =  12.79
 
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
    Boiling Pt (deg C):  569.23  (Adapted Stein & Brown method)
    Melting Pt (deg C):  242.61  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.05E-012  (Modified Grain method)
    VP (Pa, 25 deg C) :  2.73E-010  (Modified Grain method)
    Subcooled liquid VP: 4.65E-010 mm Hg (25 deg C, Mod-Grain method)
                       : 6.2E-008 Pa (25 deg C, Mod-Grain method)
 
 Water Solubility Estimate from Log Kow (WSKOW v1.42):
    Water Solubility at 25 deg C (mg/L):  5.656e-008
       log Kow used: 12.79 (estimated)
       no-melting pt equation used
 
 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  5.4689e-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 :   3.70E-007  atm-m3/mole  (3.75E-002 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:  2.608E-005 atm-m3/mole  (2.643E+000 Pa-m3/mole)
      VP:   2.05E-012 mm Hg (source: MPBPVP)
      WS:   5.66E-008 mg/L (source: WSKOWWIN)
 
 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  12.79  (KowWin est)
  Log Kaw used:  -4.820  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  17.610
      Log Koa (experimental database):  None
 
 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1276
   Biowin2 (Non-Linear Model)     :   0.9858
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1007  (months      )
   Biowin4 (Primary Survey Model) :   3.0832  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.7082
   Biowin6 (MITI Non-Linear Model):   0.0000
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.6975
 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):  6.2E-008 Pa (4.65E-010 mm Hg)
  Log Koa (Koawin est  ): 17.610
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  48.4 
       Octanol/air (Koa) model:  1E+005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.999 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 
 
 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  10.1980 E-12 cm3/molecule-sec
      Half-Life =     1.049 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    12.586 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi):
      1 (Junge-Pankow, Mackay avg)
      1 (Koa method)
    Note: the sorbed fraction may be resistant to atmospheric oxidation
 
 Soil Adsorption Coefficient (KOCWIN v2.00):
      Koc    :  1E+010  L/kg (MCI method)
      Log Koc:  10.213      (MCI method)
      Koc    :  1.259E+011  L/kg (Kow method)
      Log Koc:  11.100      (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 = 1.288 (BCF = 19.43 L/kg wet-wt)
   Log Biotransformation Half-life (HL) = 3.2306 days (HL = 1701 days)
   Log BCF Arnot-Gobas method (upper trophic) = 0.002 (BCF = 1.004)
   Log BAF Arnot-Gobas method (upper trophic) = 2.728 (BAF = 535.2)
       log Kow used: 12.79 (estimated)
 
 Volatilization from Water:
    Henry LC:  3.7E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       3703  hours   (154.3 days)
    Half-Life from Model Lake : 4.059E+004  hours   (1691 days)
 
 Removal In Wastewater Treatment:
    Total removal:              94.04  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.26  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       0.185           25.2         1000       
   Water     7.84            1.44e+003    1000       
   Soil      72.5            2.88e+003    1000       
   Sediment  19.4            1.3e+004     0          
     Persistence Time: 2.67e+003 hr