ChemSpider 2D Image | VV4640000 | C7H18O3Si

VV4640000

  • Molecular FormulaC7H18O3Si
  • Average mass178.301 Da
  • Monoisotopic mass178.102524 Da
  • ChemSpider ID15413

More details:






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

2031-67-6 [RN]
217-983-9 [EINECS]
Methyl triethoxysilane
Methyltriethoxylsilane
Methyltriethoxysilane
MFCD00009066 [MDL number]
Silane, methyltriethoxy-
Silane, triethoxymethyl- [ACD/Index Name]
Triethoxy(methyl)silan [German] [ACD/IUPAC Name]
Triethoxy(methyl)silane [ACD/IUPAC Name]
More...

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

N811L6SAVL [DBID]
175579_ALDRICH [DBID]
339644_ALDRICH [DBID]
69435_FLUKA [DBID]
A 162 [DBID]
AIDS123999 [DBID]
AIDS-123999 [DBID]
BRN 1742453 [DBID]
CCRIS 1323 [DBID]
CM9050 [DBID]
More...
  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Safety:

      10/1/1937 12:00:00 AM Alfa Aesar L04059
      10-37 Alfa Aesar L04059
      16-23 Alfa Aesar L04059
      3 Alfa Aesar L04059
      DANGER: FLAMMABLE, CORROSIVE, burns skin and eyes Alfa Aesar L04059
      DANGER: FLAMMABLE, irritates skin, eyes, lungs Alfa Aesar L04059
      H226-H335 Alfa Aesar L04059
      Oct-37 Alfa Aesar L04059
      P210-P260 Alfa Aesar L04059
      Warning Alfa Aesar L04059
  • Gas Chromatography
    • Retention Index (Kovats):

      855 (estimated with error: 89) NIST Spectra mainlib_230161, replib_279841, replib_301856
      772 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column length: 3 m; Column type: Packed; Start T: 160 C; CAS no: 2031676; Active phase: Apiezon M; Substrate: Chromosorb G; Data type: Kovats RI; Authors: Peetre, I.-B.; Ellren, O.; Smith, B.E.F., Gas chromatographic investigation of organometallic compounds and their carbon analogues. VI. Determination, calculation and correlation of Kovats retention indices for alkylalkoxysilanes, J. Chromatogr., 318, 1985, 41-55.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      772 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 160 C; CAS no: 2031676; Active phase: Apieson M; Substrate: Chromosorb G AW DMCS (80-100 mesh); Data type: Normal alkane RI; Authors: Ellren, O.; Peetre, I.B.; Smith, B.E.F., Gas chromatographic investigation of organometallic compounds and their carbon analogues. V. Use of refractive index in conjunction with Kovats retention index for the identification of organosilicon compounds, J. Chromatogr., 93, 1974, 383-392.) NIST Spectra nist ri

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 0.9±0.1 g/cm3
Boiling Point: 144.5±8.0 °C at 760 mmHg
Vapour Pressure: 6.4±0.3 mmHg at 25°C
Enthalpy of Vaporization: 36.6±3.0 kJ/mol
Flash Point: 23.9±0.0 °C
Index of Refraction: 1.402
Molar Refractivity: 48.4±0.3 cm3
#H bond acceptors: 3
#H bond donors: 0
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 0
ACD/LogP: 1.73
ACD/LogD (pH 5.5): 1.24
ACD/BCF (pH 5.5): 5.12
ACD/KOC (pH 5.5): 112.10
ACD/LogD (pH 7.4): 1.24
ACD/BCF (pH 7.4): 5.12
ACD/KOC (pH 7.4): 112.10
Polar Surface Area: 28 Å2
Polarizability: 19.2±0.5 10-24cm3
Surface Tension: 21.6±3.0 dyne/cm
Molar Volume: 198.9±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) =  0.80

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  166.60  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -23.17  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.8  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  142 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.16e+004
       log Kow used: 0.80 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Silanes (alkoxy)

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.03E-004  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.173E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.80  (KowWin est)
  Log Kaw used:  -2.081  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  2.881
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6627
   Biowin2 (Non-Linear Model)     :   0.6170
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8051  (weeks       )
   Biowin4 (Primary Survey Model) :   3.5905  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3316
   Biowin6 (MITI Non-Linear Model):   0.2217
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5958
 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):  711 Pa (5.33 mm Hg)
  Log Koa (Koawin est  ): 2.881
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.22E-009 
       Octanol/air (Koa) model:  1.87E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.52E-007 
       Mackay model           :  3.38E-007 
       Octanol/air (Koa) model:  1.49E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  18.6698 E-12 cm3/molecule-sec
      Half-Life =     0.573 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     6.875 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.45E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2393
      Log Koc:  3.379 

 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: 0.80 (estimated)

 Volatilization from Water:
    Henry LC:  0.000203 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      5.214  hours
    Half-Life from Model Lake :      168.8  hours   (7.035 days)

 Removal In Wastewater Treatment:
    Total removal:              10.65  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.64  percent
    Total to Air:                8.93  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       5.57            13.7         1000       
   Water     51              360          1000       
   Soil      43.3            720          1000       
   Sediment  0.0989          3.24e+003    0          
     Persistence Time: 190 hr




                    

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