ChemSpider 2D Image | 3-Ethyl-2-methylheptane | C10H22

3-Ethyl-2-methylheptane

  • Molecular FormulaC10H22
  • Average mass142.282 Da
  • Monoisotopic mass142.172150 Da
  • ChemSpider ID123294

More details:

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

3-Ethyl-2-methylheptane [ACD/IUPAC Name]
14676-29-0 [RN]
2-Methyl-3-ethylheptane
3-Ethyl-2-methylheptan [German] [ACD/IUPAC Name]
3-Éthyl-2-méthylheptane [French] [ACD/IUPAC Name]
Heptane, 3-ethyl-2-methyl- [ACD/Index Name]
2-methyl-3-ethyl-heptane
3-ethyl-2-methyl heptane
MFCD00060967

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

  • Experimental Physico-chemical Properties
  • Gas Chromatography

    • Retention Index (Kovats):

      887 (estimated with error: 39) NIST Spectra mainlib_114161, replib_27624, replib_61369
      941.7 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.264 mm; Column length: 60 m; Column type: Capillary; Start T: 60 C; CAS no: 14676290; Active phase: DB-1; Data type: Kovats RI; Authors: Lubeck, A.J.; Sutton, DL., Kovats retention indices of selected hydrocarbons through C10 on bonded phase fused silica capillaries, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 6, 1983, 328-332.) NIST Spectra nist ri
      941.8 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.259 mm; Column length: 60 m; Column type: Capillary; Start T: 60 C; CAS no: 14676290; Active phase: DB-1; Phase thickness: 1 um; Data type: Kovats RI; Authors: Lubeck, A.J.; Sutton, DL., Kovats retention indices of selected hydrocarbons through C10 on bonded phase fused silica capillaries, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 6, 1983, 328-332.) NIST Spectra nist ri
      946 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 110 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 35 C; End T: 200 C; CAS no: 14676290; Active phase: OV-101; Carrier gas: He; Phase thickness: 0.20 um; Data type: Kovats RI; Authors: Hayes, P.C., Jr.; Pitzer, E.W., Characterizing petroleum- and shale-derived jet fuel distillates via temperature-programmed Kovats indices, J. Chromatogr., 253, 1982, 179-198.) NIST Spectra nist ri
      941 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 300 ft; Column type: Capillary; Start T: 60 C; CAS no: 14676290; Active phase: Squalane; Carrier gas: N2; Data type: Kovats RI; Authors: Matukuma, A., Retention indices of alkanes through C10 and alkenes through C8 and relation between boiling points and retention data, Gas Chromatogr., Int. Symp. Anal. Instrum. Div Instrum Soc. Amer., 7, 1969, 55-75., Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 100 C; CAS no: 14676290; Active phase: Squalane; Data type: Kovats RI; Authors: Heinzen, V.E.F.; Soares, M.F.; Yunes, R.A., Semi-empirical topological method for the prediction of the chromatographic retention of cis- and trans-alkene isomers and alkanes, J. Chromatogr. A, 849, 1999, 495-506., Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 60 C; CAS no: 14676290; Active phase: Squalane; Data type: Kovats RI; Authors: Chretien, J.R.; Dubois, J.-E., New Perspectives in the Prediction of Kovats Indices, J. Chromatogr., 126, 1976, 171-189.) NIST Spectra nist ri
      940.65 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 50 C; End T: 300 C; Start time: 2 min; CAS no: 14676290; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Kovats RI; Authors: Wang, Z.; Fingas, M.; Li, K., Fractionation of a light crude oil and identification and quantitation of aliphatic, aromatic, and biomarker comopunds by GC-FID and GC-MS, Part II, J. Chromatogr. Sci., 32, 1994, 367-382.) NIST Spectra nist ri

    • Retention Index (Normal Alkane):

      941 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 14676290; Active phase: OV-101; Data type: Normal alkane RI; Authors: Du, Y.; Liang, Y., Data mining for seeking accurate quantitative relationship between molecular structure and GC retention indices of alkanes by projection pursuit, Comput. Biol. Chem., 27, 2003, 339-353., Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 14676290; Active phase: Polydimethyl siloxane; Data type: Normal alkane RI; Authors: Junkes, B.S.; Castanho, R.D.M.; Amboni, C.; Yunes, R.A.; Heinzen, V.E.F., Semiempirical Topological Index: A Novel Molecular Descriptor for Quantitative Structure-Retention Relationship Studies, Internet Electronic Journal of Molecular Design, 2(1), 2003, 33-49.) NIST Spectra nist ri
      945 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.1 mm; Column length: 20 m; Column type: Capillary; Description: 40C(0.4min) =>10C/min=> 110C=>20C/min =>260C (1min); CAS no: 14676290; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.4 um; Data type: Normal alkane RI; Authors: LECO Corporation, Rapid qualitative GC/TOFMS analysis of unleaded gasoline, 2003.) NIST Spectra nist ri
      938.6 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40C(5min) =>4C/min => 230C(20min)=> 5C/min => 280C (5min); CAS no: 14676290; Active phase: SE-54; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Gao, H.; Zhao, T.; Kong, Q.; Chen, X.; Hu, Z., Analysis of unknown organic pollutants in sewage by solid-phase extraction combined with gas chromatography-mass spectrometry, J. Chromatogr. Sci., 42, 2004, 91-99.) NIST Spectra nist ri
      943 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 200 C; Start time: 2 min; CAS no: 14676290; Active phase: SE-54; Data type: Normal alkane RI; Authors: Guan, Y.; Li, L.; Zhou, L., Live retention database for compound identification in capillary gas chromatography, Chin. J. Chromatogr., 13(5), 1995, 851-857.) NIST Spectra nist ri
      937 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column type: Capillary; CAS no: 14676290; Active phase: Squalane; Data type: Normal alkane RI; Authors: Petrov, A.A., Hydrocarbons of petroleum, Nauka (publishing house), Moscow, 1984, 263.) NIST Spectra nist ri

    • Retention Index (Linear):

      946 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 108 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 35 C; End T: 200 C; CAS no: 14676290; Active phase: OV-101; Phase thickness: 0.2 um; Data type: Linear RI; Authors: Hayes, P.C., Jr.; Pitzer, E.W., Kovats indices as a tool in characterizing hydrocarbon fuels in temperature programmed glass capillary gas chromatography. Part 1. Qualitative identification, Inhouse rpt. for Air Force Wright Aeronautical Labs., Air Force Wright Aeronautical Labs., Wright-Patterson AFB, Ohio, 1981, 75.) NIST Spectra nist ri
      942.4 (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: 2.5 K/min; Start T: 50 C; End T: 200 C; CAS no: 14676290; Active phase: DB-5; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Xu, X.; van Stee, L.L.P.; Williams, J.; Beens, J.; Adahchour, M.; Vreuls, R.J.J.; Brinkman, U.A.Th.; Lelieveld, J., Comprehensive two-dimensional gas chromatography (GC*GC) measurements of volatile organic compounds in the atmosphere, Atmos. Chem. Phys., 3, 2003, 665-682.) NIST Spectra nist ri

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

Density: 0.7±0.1 g/cm3
Boiling Point: 161.9±7.0 °C at 760 mmHg
Vapour Pressure: 2.9±0.1 mmHg at 25°C
Enthalpy of Vaporization: 38.2±0.8 kJ/mol
Flash Point: 84.9±7.9 °C
Index of Refraction: 1.411
Molar Refractivity: 48.3±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 5
#Rule of 5 Violations: 1
ACD/LogP: 5.70
ACD/LogD (pH 5.5): 5.24
ACD/BCF (pH 5.5): 5679.49
ACD/KOC (pH 5.5): 16940.54
ACD/LogD (pH 7.4): 5.24
ACD/BCF (pH 7.4): 5679.49
ACD/KOC (pH 7.4): 16940.54
Polar Surface Area: 0 Å2
Polarizability: 19.1±0.5 10-24cm3
Surface Tension: 22.8±3.0 dyne/cm
Molar Volume: 194.4±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) =  5.11

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  138.07  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -66.87  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.87  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  163 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.038
       log Kow used: 5.11 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.25757 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.30E+000  atm-m3/mole
   Group Method:   9.74E+000  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  5.177E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.11  (KowWin est)
  Log Kaw used:  2.336  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  2.774
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7882
   Biowin2 (Non-Linear Model)     :   0.9444
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.1831  (weeks       )
   Biowin4 (Primary Survey Model) :   3.9115  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3868
   Biowin6 (MITI Non-Linear Model):   0.5035
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0277
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   0.9498
     BioHC Half-Life (days)     :   8.9086

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  351 Pa (2.63 mm Hg)
  Log Koa (Koawin est  ): 2.774
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  8.56E-009 
       Octanol/air (Koa) model:  1.46E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  3.09E-007 
       Mackay model           :  6.84E-007 
       Octanol/air (Koa) model:  1.17E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  11.7891 E-12 cm3/molecule-sec
      Half-Life =     0.907 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    10.887 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 4.97E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1357
      Log Koc:  3.133 

 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 = 3.231 (BCF = 1703)
       log Kow used: 5.11 (estimated)

 Volatilization from Water:
    Henry LC:  5.3 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.217  hours
    Half-Life from Model Lake :      113.3  hours   (4.721 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
    Total removal:              99.97  percent
    Total biodegradation:        0.15  percent
    Total sludge adsorption:    50.16  percent
    Total to Air:               49.66  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       10.2            21.8         1000       
   Water     32.5            360          1000       
   Soil      10.4            720          1000       
   Sediment  46.9            3.24e+003    0          
     Persistence Time: 184 hr

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