ChemSpider 2D Image | Trimethylsilyl (5-[(trimethylsilyl)oxy]-1H-indol-3-yl)acetate | C16H25NO3Si2

Trimethylsilyl (5-[(trimethylsilyl)oxy]-1H-indol-3-yl)acetate

  • Molecular FormulaC16H25NO3Si2
  • Average mass335.546 Da
  • Monoisotopic mass335.137299 Da
  • ChemSpider ID455665

More details:






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

{5-[(Triméthylsilyl)oxy]-1H-indol-3-yl}acétate de triméthylsilyle [French] [ACD/IUPAC Name]
1H-Indole-3-acetic acid, 5-[(trimethylsilyl)oxy]-, trimethylsilyl ester [ACD/Index Name]
Trimethylsilyl (5-[(trimethylsilyl)oxy]-1H-indol-3-yl)acetate
Trimethylsilyl {5-[(trimethylsilyl)oxy]-1H-indol-3-yl}acetate [ACD/IUPAC Name]
Trimethylsilyl-{5-[(trimethylsilyl)oxy]-1H-indol-3-yl}acetat [German] [ACD/IUPAC Name]
5-Hydroxyindole-3-acetic acid, trimethylsilyl ether, trimethylsilyl ester
5-Trimethylsiloxyindoleacetic acid, trimethylsilyl ester

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

  • Gas Chromatography
    • Retention Index (Kovats):

      2037 (estimated with error: 89) NIST Spectra mainlib_333517, replib_79312
    • Retention Index (Linear):

      2200 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Packed; CAS no: 69937413; Active phase: OV-101; Data type: Linear RI; Authors: Tanaka, K.; Hine, D.G., Compilation of Gas Chromatographic Retention Indices of 163 Metabolically Important Organic Acids, and Their Use in Detection of Patients with Organic Acidurias, J. Chromatogr., 239, 1982, 301-322.) NIST Spectra nist ri
      2220 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: Multi-step temperature program; T(initial)=60C; T(final)=270C; CAS no: 69937413; Active phase: VF-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Tret'yakov, K.V., Retention Data. NIST Mass Spectrometry Data Center., 2007.) NIST Spectra nist ri

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

Density: 1.1±0.1 g/cm3
Boiling Point: 385.8±32.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 63.5±3.0 kJ/mol
Flash Point: 187.1±25.1 °C
Index of Refraction: 1.527
Molar Refractivity: 97.1±0.3 cm3
#H bond acceptors: 4
#H bond donors: 1
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 0
ACD/LogP: 0.10
ACD/LogD (pH 5.5): 1.39
ACD/BCF (pH 5.5): 6.76
ACD/KOC (pH 5.5): 136.63
ACD/LogD (pH 7.4): 1.39
ACD/BCF (pH 7.4): 6.76
ACD/KOC (pH 7.4): 136.63
Polar Surface Area: 51 Å2
Polarizability: 38.5±0.5 10-24cm3
Surface Tension: 31.0±3.0 dyne/cm
Molar Volume: 316.2±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) =  5.77

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  395.80  (Adapted Stein & Brown method)
    Melting Pt (deg C):  142.61  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.79E-007  (Modified Grain method)
    Subcooled liquid VP: 1.05E-005 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):  0.08891
       log Kow used: 5.77 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  12.802 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.85E-008  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.372E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.77  (KowWin est)
  Log Kaw used:  -5.703  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.473
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6425
   Biowin2 (Non-Linear Model)     :   0.2352
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3828  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2951  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.3065
   Biowin6 (MITI Non-Linear Model):   0.0012
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.1449
 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):  0.0014 Pa (1.05E-005 mm Hg)
  Log Koa (Koawin est  ): 11.473
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00214 
       Octanol/air (Koa) model:  0.0729 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0718 
       Mackay model           :  0.146 
       Octanol/air (Koa) model:  0.854 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 201.1871 E-12 cm3/molecule-sec
      Half-Life =     0.053 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.638 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.109 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  5.734E+004
      Log Koc:  4.758 

 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 = 3.745 (BCF = 5560)
       log Kow used: 5.77 (estimated)

 Volatilization from Water:
    Henry LC:  4.85E-008 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.212E+004  hours   (921.5 days)
    Half-Life from Model Lake : 2.414E+005  hours   (1.006E+004 days)

 Removal In Wastewater Treatment:
    Total removal:              90.87  percent
    Total biodegradation:        0.76  percent
    Total sludge adsorption:    90.11  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       0.0243          1.28         1000       
   Water     5.18            900          1000       
   Soil      41.1            1.8e+003     1000       
   Sediment  53.7            8.1e+003     0          
     Persistence Time: 2.27e+003 hr




                    

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