ChemSpider 2D Image | Trimethylsilyl palmitate | C19H40O2Si

Trimethylsilyl palmitate

  • Molecular FormulaC19H40O2Si
  • Average mass328.605 Da
  • Monoisotopic mass328.279755 Da
  • ChemSpider ID455027

More details:






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

Hexadecanoic acid, trimethylsilyl ester [ACD/Index Name]
Palmitate de triméthylsilyle [French] [ACD/IUPAC Name]
Palmitic acid, trimethylsilyl ester
Trimethylsilyl palmitate [ACD/IUPAC Name]
Trimethylsilylpalmitat [German] [ACD/IUPAC Name]
55520-89-3 [RN]
HEXADECANOIC ACID TRIMETHYLSILYL ESTER
Hexadecanoic acid, TMS
Hexadecanoic acid, TMS ester
Palmitic acid, TMS
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  • Gas Chromatography
    • Retention Index (Kovats):

      1987 (estimated with error: 89) NIST Spectra mainlib_333711, replib_150381, replib_30809, replib_331723
    • Retention Index (Normal Alkane):

      2041.1 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.3 mm; Column length: 25 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 150 C; End T: 350 C; CAS no: 55520893; Active phase: OV-1; Carrier gas: He; Phase thickness: 0.52 um; Data type: Normal alkane RI; Authors: Harvey, D.J., Lipids from the guinea pig harderian gland: use of picolinyl and other pyridine-containing derivatives to investigate the structures of novel branched-chain fatty acids and glycerol ethers, Biol. Mass Spectrom., 20, 1991, 61-69.) NIST Spectra nist ri
      2044.7 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 25 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 80 C; End T: 250 C; End time: 5 min; CAS no: 55520893; Active phase: SE-33; Carrier gas: He; Data type: Normal alkane RI; Authors: Daolio, S.; Bonsembiante, M.; Bittante, G.; Ramanzin, M.; Rinaldo, P., Ruminal organic acid analysis by gas chromatography/mass spectrometry, J. Agric. Food Chem., 37(4), 1989, 970-974.) NIST Spectra nist ri
      2050 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 55520893; Active phase: HP-5; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Isidorov, V.A.; Lech, P.; Zolciak, A.; Rusak, N.; Szczepaniak, L., Gas Chromatographic - nass spectrometric investigation of metabolites from the needles and roots of pine seedlings at early stages of pathogenic fungi Armillaria ostoyae attack, Trees, 22, 2008, 531-542., 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: 3 K/min; Start T: 50 C; End T: 300 C; End time: 30 min; CAS no: 55520893; Active phase: HP-5; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Isidorov, V.A.; Lech, P.; Zolciak, A.; Rusak, N.; Szczepaniak, L., Gas Chromatographic - nass spectrometric investigation of metabolites from the needles and roots of pine seedlings at early stages of pathogenic fungi Armillaria ostoyae attack, Trees, 22, 2008, 531-542., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Start T: 50 C; End T: 300 C; CAS no: 55520893; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Isidorov, V.A.; Kotowska, U.; Vinogorova, V.T., GC Identification of organic compounds based on partition coefficients of their TMS derivatives in a hexane-acetonitrile system and retention indices, Anal. Sci., 21(12), 2005, 1483-1489.) NIST Spectra nist ri
      2052 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 55520893; Active phase: HP-5; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Isidorov, V.A.; Lech, P.; Zolciak, A.; Rusak, N.; Szczepaniak, L., Gas Chromatographic - nass spectrometric investigation of metabolites from the needles and roots of pine seedlings at early stages of pathogenic fungi Armillaria ostoyae attack, Trees, 22, 2008, 531-542., 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: 5 K/min; Start T: 50 C; End T: 300 C; CAS no: 55520893; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Isidorov, V.A.; Kotowska, U.; Vinogorova, V.T., GC Identification of organic compounds based on partition coefficients of their TMS derivatives in a hexane-acetonitrile system and retention indices, Anal. Sci., 21(12), 2005, 1483-1489., 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: 5 K/min; Start T: 50 C; End T: 300 C; CAS no: 55520893; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Isidorov, V.A.; Olchowik, E.; Vinogorova, V.T., Simplified extraction procedure and gas chromatographic determination of acid compounds in plant material, Chemia Analityczna, 52(3), 2007, 423-433.) NIST Spectra nist ri
      2043 (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: 5 K/min; Start T: 100 C; End T: 295 C; End time: 8 min; CAS no: 55520893; Active phase: HP-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Osete-Cortina, L.; Domenech-Carbo, M.T., Analytical characterization of diterpenoid resins present in pictorial varnishes using pyrolysis-gas chromatography-mass spectrometry with on line trimethylsilylation, J. Chromatogr. A, 1065, 2005, 265-278.) NIST Spectra nist ri
      2054 (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: 55520893; 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
      2046.7 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 100 0C (2 min) ^ 4 oC/min -> 260 0C ^ 3 0C/min -> 310 0C; CAS no: 55520893; Active phase: SE-54; Carrier gas: He; Phase thickness: 0.10 um; Data type: Normal alkane RI; Authors: Dailey, O.D., Jr.; Severson, R.F.; Arrendale, R.F., Nonpolar lipids of Amaranthus palmeri S. Wats. 2. Unsaturated esters and free fatty acids, sterols, and triterpenols, J. Agric. Food Chem., 45, 1997, 3914-3920.) NIST Spectra nist ri
      2051 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 70 C; End T: 280 C; Start time: 10 min; CAS no: 55520893; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.52 um; Data type: Normal alkane RI; Authors: Richards, M.; Wong, Y.S.; Tan, W.C.; Tan, I.K.; Ng, T.L., Profiling urinary organic acids for the diagnosis of inborn errors of metabolism by GC/MS, Bull. Sing. N.I. Chem., 20, 1992, 135-143.) NIST Spectra nist ri
    • Retention Index (Linear):

      2039.1 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 15 K/min; Start T: 35 C; End T: 320 C; End time: 10 min; CAS no: 55520893; Active phase: Ultra-1; Phase thickness: 0.52 um; Data type: Linear RI; Authors: Richmond, R.; Pombo-Villar, E., Short communication. Gas chromatography-mass spectrometry coupled with pseudo-Sadtler retention indices, for the identification of components in the essential oil of Curcuma longa L., J. Chromatogr. A, 760, 1997, 303-308.) NIST Spectra nist ri
      2036 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 55520893; Active phase: Methyl Silicone; Data type: Linear RI; Authors: Peng, C.T.; Yang, Z.C.; Maltby, D., Prediction of retention indexes. III. Silylated derivatives of polar compounds, J. Chromatogr., 586, 1991, 113-129.) NIST Spectra nist ri
      2043 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.30 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 130 C; End T: 280 C; CAS no: 55520893; Active phase: OV-1; Carrier gas: He; Phase thickness: 0.52 um; Data type: Linear RI; Authors: Harvey, D.J., Identification of long-chain fatty acids and alcohols from human cerumen by the use of picolinyl and nicotinate esters, Biomed. Environ. Mass Spectrom., 18, 1989, 719-723., Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 1.8 m; Column type: Packed; Heat rate: 28 K/min; Start T: 70 C; End T: 290 C; Start time: .5 min; CAS no: 55520893; Active phase: OV-1; Carrier gas: N2; Substrate: 100-120 mesh; Data type: Linear RI; Authors: Tanaka, K.; Hine, D.G.; West-Dull, A.; Lynn, T.B., Gas-chromatographic method of analysis for urinary organic acids. I. Retention indices of 155 metabolically important compounds, Clin. Chem., 26(13), 1980, 1839-1846., Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Packed; CAS no: 55520893; 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
      2041 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.53 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 70 C; End T: 290 C; CAS no: 55520893; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Hoffmann, G.; Aramaki, S.; Blum-Hoffmann, E.; Nyhan, W.L.; Sweetman, L., Quantitative analysis for organic acids in biological samples: batch isolation followed by gas chromatographic-mass spectrometric analysis, Clin. Chem., 35(4), 1989, 587-595., Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; Heat rate: 6 K/min; Start T: 60 C; End T: 280 C; End time: 5 min; Start time: 0.5 min; CAS no: 55520893; Active phase: CP Sil 5 CB; Carrier gas: N2; Data type: Linear RI; Authors: Wurth, C.; Kumps, A.; Mardens, Y., Urinary organic acids: Retention indices on two capillary gas chromatography columns, J. Chromatogr., 491, 1989, 186-192.) NIST Spectra nist ri
      2042 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.22 mm; Column length: 10 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 70 C; End T: 270 C; CAS no: 55520893; Active phase: OV-1; Carrier gas: He; Phase thickness: 0.17 um; Data type: Linear RI; Authors: Lefevere, M.F.; Verhaeghe, B.J.; Declerck, D.H.; Van Bocxlaer, J.F.; De Leenheer, A.P.; De Sagher, R.M., Metabolic Profiling of Urinary Organic Acids by Single and Multicolumn Capillary Gas Chromatography, J. Chromatogr. Sci., 27, 1989, 23-29.) NIST Spectra nist ri
      2040 (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: 55520893; 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., Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 55520893; Active phase: DB-1; Carrier gas: He; Data type: Linear RI; Authors: Tsai, M.Y.; Oliphant, C.; Josephson, M.W., Identification of Metabolites Diagnostic for Organic Acidurias by Simultaneous Dual-Column Capillary Gas Chromatography, J. Chromatogr., 341, 1985, 1-10.) NIST Spectra nist ri
      2050 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.31 mm; Column length: 25 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 50 C; End T: 300 C; CAS no: 55520893; Active phase: Ultra-2; Carrier gas: He; Phase thickness: 0.52 um; Data type: Linear RI; Authors: Tuchman, M.; Bowers, L.D.; Fregien, K.D.; Crippin, P.J.; Krivit, W., Capillary Gas Chromatographic Separation of Urinary Organic Acids. Retention Indices of 101 Urinary Acids on a 5% Phenylmethyl Silicone Capillary Column, J. Chromatogr. Sci., 22, 1984, 198-202., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column type: Capillary; CAS no: 55520893; Active phase: Polydimethyl siloxane with 5 % phenyl groups; Data type: Linear RI; Authors: Kempa, S.; Hummel, J.; Schwemmer, T.; Pietzke, M.; Strehmel, N.; Wienkoop, S.; Kopka, J.; Weckwerth, W., An automated GCxGC-TOF-MS protocol for batch-wise extraction and alinmebt of mass isotopomer matrixes from differential 13C-labeling experiments: a case study for photoautotrophic-mixotrophic grown Chlamydomonas reinhardtii cells, J. Basic Microbiol., 49, 2009, 82-91.) NIST Spectra nist ri
      2053 (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: 5 K/min; Start T: 50 C; End T: 250 C; CAS no: 55520893; Active phase: PE-5; Carrier gas: He; Data type: Linear RI; Authors: Isidorov, V.A.; Vinogorova, V.T., GC-MS analysis of compounds extracted from buds of Populus balsamifera and Populus nigra, Z. Naturforsch. C:, 58, 2003, 355-360.) NIST Spectra nist ri
      2047 (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: 100 C; End T: 290 C; End time: 10 min; Start time: 4 min; CAS no: 55520893; Active phase: DB-5; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Kimura, M.; Yamamoto, T.; Yamaguchi, S., Automated metabolic profiling and interpretation of GC/MS data for organic acidemia screening: a personal computer-based system, Tohoku J. Exp. Med., 188, 1999, 317-334.) NIST Spectra nist ri
      2015 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.31 mm; Column length: 25 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 100 C; End T: 290 C; End time: 15 min; Start time: 5 min; CAS no: 55520893; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.52 um; Data type: Linear RI; Authors: Antoshechkin, A.G.; Golovkin, A.B.; Maximova, L.A.; Bakharev, V.A., Screening of amniotic fluid metabolites by gas chromatography-mass spectrometry, J. Chromatogr., 489, 1989, 353-358.) NIST Spectra nist ri
      2046 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 70 C; End T: 270 C; CAS no: 55520893; Active phase: SE-52; Carrier gas: He; Phase thickness: 0.52 um; Data type: Linear RI; Authors: Lefevere, M.F.; Verhaeghe, B.J.; Declerck, D.H.; Van Bocxlaer, J.F.; De Leenheer, A.P.; De Sagher, R.M., Metabolic Profiling of Urinary Organic Acids by Single and Multicolumn Capillary Gas Chromatography, J. Chromatogr. Sci., 27, 1989, 23-29.) NIST Spectra nist ri

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

Density: 0.9±0.1 g/cm3
Boiling Point: 364.3±11.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 61.0±3.0 kJ/mol
Flash Point: 144.7±14.8 °C
Index of Refraction: 1.440
Molar Refractivity: 100.6±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 16
#Rule of 5 Violations: 1
ACD/LogP: 8.67
ACD/LogD (pH 5.5): 8.55
ACD/BCF (pH 5.5): 1000000.00
ACD/KOC (pH 5.5): 1068742.25
ACD/LogD (pH 7.4): 8.55
ACD/BCF (pH 7.4): 1000000.00
ACD/KOC (pH 7.4): 1068742.25
Polar Surface Area: 26 Å2
Polarizability: 39.9±0.5 10-24cm3
Surface Tension: 27.3±3.0 dyne/cm
Molar Volume: 381.4±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) =  9.02

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  348.72  (Adapted Stein & Brown method)
    Melting Pt (deg C):  85.44  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.73E-005  (Modified Grain method)
    Subcooled liquid VP: 0.000142 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):  0.0001639
       log Kow used: 9.02 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0034538 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 :   1.74E-001  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  9.840E-002 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  9.02  (KowWin est)
  Log Kaw used:  0.852  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.168
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6995
   Biowin2 (Non-Linear Model)     :   0.5464
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7713  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6427  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4280
   Biowin6 (MITI Non-Linear Model):   0.2952
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5639
 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):  0.0189 Pa (0.000142 mm Hg)
  Log Koa (Koawin est  ): 8.168
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000158 
       Octanol/air (Koa) model:  3.61E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00569 
       Mackay model           :  0.0125 
       Octanol/air (Koa) model:  0.00288 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  19.0776 E-12 cm3/molecule-sec
      Half-Life =     0.561 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     6.728 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0091 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  9.6E+004
      Log Koc:  4.982 

 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 = 0.538 (BCF = 3.454)
       log Kow used: 9.02 (estimated)

 Volatilization from Water:
    Henry LC:  0.174 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.856  hours
    Half-Life from Model Lake :      172.2  hours   (7.177 days)

 Removal In Wastewater Treatment:
    Total removal:              94.05  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.15  percent
    Total to Air:                0.12  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.435           13.5         1000       
   Water     3.73            360          1000       
   Soil      27.9            720          1000       
   Sediment  67.9            3.24e+003    0          
     Persistence Time: 1.24e+003 hr




                    

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