ChemSpider 2D Image | Tetrafluorosilane | F4Si

Tetrafluorosilane

  • Molecular FormulaF4Si
  • Average mass104.079 Da
  • Monoisotopic mass103.970535 Da
  • ChemSpider ID22962

More details:






Validated by Experts, Validated by Users, Non-Validated, Removed by Users

232-015-5 [EINECS]
7783-61-1 [RN]
K60VCI56YO
MFCD00040533 [MDL number]
perfluorosilane
Silane, tetrafluoro- [ACD/Index Name]
SILICON FLUORIDE
Silicon tetrafluoride
Silicon(IV) fluoride
Tetrafluorosilane [ACD/IUPAC Name] [Wiki]
More...

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

463019_ALDRICH [DBID]
HSDB 684 [DBID]
RTECS WI9492000 [DBID]
UN1859 [DBID]
UNII:K60VCI56YO [DBID]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.2±0.1 g/cm3
Boiling Point: -86.0±9.0 °C at 760 mmHg
Vapour Pressure: 26381.1±0.1 mmHg at 25°C
Enthalpy of Vaporization: 17.1±3.0 kJ/mol
Flash Point:
Index of Refraction: 1.208
Molar Refractivity: 11.4±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 4.15
ACD/LogD (pH 5.5):
ACD/BCF (pH 5.5):
ACD/KOC (pH 5.5):
ACD/LogD (pH 7.4):
ACD/BCF (pH 7.4):
ACD/KOC (pH 7.4):
Polar Surface Area: 0 Å2
Polarizability: 4.5±0.5 10-24cm3
Surface Tension: 5.1±3.0 dyne/cm
Molar Volume: 86.1±3.0 cm3

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  0.52

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  441.99  (Adapted Stein & Brown method)
    Melting Pt (deg C):  135.62  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.99E-008  (Modified Grain method)
    Subcooled liquid VP: 7.76E-007 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):  4.113e+004
       log Kow used: 0.52 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  177.66 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.88E-001  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.994E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.52  (KowWin est)
  Log Kaw used:  1.200  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  -0.680
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6980
   Biowin2 (Non-Linear Model)     :   0.8221
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9692  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6976  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4720
   Biowin6 (MITI Non-Linear Model):   0.0000
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8361
 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):  0.000103 Pa (7.76E-007 mm Hg)
  Log Koa (Koawin est  ): -0.680
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.029 
       Octanol/air (Koa) model:  5.13E-014 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.512 
       Mackay model           :  0.699 
       Octanol/air (Koa) model:  4.1E-012 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.0000 E-12 cm3/molecule-sec
      Half-Life =   -------
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.605 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  48.64
      Log Koc:  1.687 

 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: 0.52 (estimated)

 Volatilization from Water:
    Henry LC:  0.388 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.043  hours
    Half-Life from Model Lake :      96.92  hours   (4.038 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
    Total removal:              99.34  percent
    Total biodegradation:        0.02  percent
    Total sludge adsorption:     0.26  percent
    Total to Air:               99.06  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       46.1            1e+005       1000       
   Water     51.8            360          1000       
   Soil      1.96            720          1000       
   Sediment  0.0977          3.24e+003    0          
     Persistence Time: 163 hr




                    

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