ChemSpider 2D Image | Trimethylsilyl N,O-bis(trimethylsilyl)homoserinate | C13H33NO3Si3

Trimethylsilyl N,O-bis(trimethylsilyl)homoserinate

  • Molecular FormulaC13H33NO3Si3
  • Average mass335.663 Da
  • Monoisotopic mass335.176819 Da
  • ChemSpider ID532548

More details:






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

Homoserine, N,O-bis(trimethylsilyl)-, trimethylsilyl ester [ACD/Index Name]
N,O-Bis(triméthylsilyl)homosérinate de triméthylsilyle [French] [ACD/IUPAC Name]
Trimethylsilyl 2-[(trimethylsilyl)amino]-4-[(trimethylsilyl)oxy]butanoate
Trimethylsilyl N,O-bis(trimethylsilyl)homoserinate [ACD/IUPAC Name]
Trimethylsilyl-N,O-bis(trimethylsilyl)homoserinat [German] [ACD/IUPAC Name]
Homoserine (N,O,O-tri-TMS)
Homoserine, N,O,O-(tris-TMS)
L-Homoserine, N,O-bis(trimethylsilyl)-, trimethylsilyl ester
Trimethylsilyl 2-[(trimethylsilyl)amino]-4-[(trimethylsilyl)oxy]butanoate, (L)-

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

  • Gas Chromatography
    • Retention Index (Kovats):

      1421 (estimated with error: 89) NIST Spectra mainlib_332848, replib_71910, replib_24193
    • Retention Index (Normal Alkane):

      1469 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 70 C; End T: 280 C; End time: 3 min; Start time: 3 min; CAS no: 56273042; Active phase: HP-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Lee, B.Y.; Yanamandra, K.; Thurmon, T.F., Quantitative estimation of organic analytes with a capillary column, Am. Clin. Lab., , 2002, 30-34.) NIST Spectra nist ri
    • Retention Index (Linear):

      1437.3 (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: 56273042; 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
      1447.6 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.18 mm; Column length: 10 m; Column type: Capillary; Heat rate: 40 K/min; Start T: 70 C; End T: 320 C; End time: 2 min; Start time: 2 min; CAS no: 56273042; Active phase: DB-5MS; Phase thickness: 0.18 um; Data type: Linear RI; Authors: Jonsson, P.; Johansson, A.I.; Gullberg, J.; Trygg, J.; Jiye, A.; Grung, B.; Marklund, S.; Sjostrom, M.; Antti, H.; Moritz, T., High-throughput data analysis for detecting and identifying differences between samples in GC/MS-based metabolomic analyses, Anal. Chem., 77, 2005, 5635-5642.) 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: 304.8±37.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.6 mmHg at 25°C
Enthalpy of Vaporization: 54.5±3.0 kJ/mol
Flash Point: 138.1±26.5 °C
Index of Refraction: 1.430
Molar Refractivity: 95.5±0.3 cm3
#H bond acceptors: 4
#H bond donors: 1
#Freely Rotating Bonds: 9
#Rule of 5 Violations: 0
ACD/LogP: 4.42
ACD/LogD (pH 5.5): 1.47
ACD/BCF (pH 5.5): 1.41
ACD/KOC (pH 5.5): 6.02
ACD/LogD (pH 7.4): 2.36
ACD/BCF (pH 7.4): 11.13
ACD/KOC (pH 7.4): 47.38
Polar Surface Area: 48 Å2
Polarizability: 37.9±0.5 10-24cm3
Surface Tension: 21.6±3.0 dyne/cm
Molar Volume: 369.4±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) =  4.46

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  284.33  (Adapted Stein & Brown method)
    Melting Pt (deg C):  45.41  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00291  (Modified Grain method)
    Subcooled liquid VP: 0.00447 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):  1.184
       log Kow used: 4.46 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  762.39 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.31E-005  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.086E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.46  (KowWin est)
  Log Kaw used:  -3.271  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  7.731
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5877
   Biowin2 (Non-Linear Model)     :   0.1471
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4574  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.3634  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.2346
   Biowin6 (MITI Non-Linear Model):   0.0020
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.0061
 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):  0.596 Pa (0.00447 mm Hg)
  Log Koa (Koawin est  ): 7.731
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.03E-006 
       Octanol/air (Koa) model:  1.32E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.000182 
       Mackay model           :  0.000403 
       Octanol/air (Koa) model:  0.00106 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  19.2545 E-12 cm3/molecule-sec
      Half-Life =     0.556 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     6.666 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.000292 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  8377
      Log Koc:  3.923 

 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 = 2.731 (BCF = 537.8)
       log Kow used: 4.46 (estimated)

 Volatilization from Water:
    Henry LC:  1.31E-005 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      83.75  hours   (3.49 days)
    Half-Life from Model Lake :       1067  hours   (44.47 days)

 Removal In Wastewater Treatment:
    Total removal:              54.12  percent
    Total biodegradation:        0.50  percent
    Total sludge adsorption:    53.29  percent
    Total to Air:                0.32  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.488           13.3         1000       
   Water     14.8            900          1000       
   Soil      74.6            1.8e+003     1000       
   Sediment  10.1            8.1e+003     0          
     Persistence Time: 1.16e+003 hr




                    

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