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ChemSpider 2D Image | 3-Ethyl-2,3-dimethylhexane | C10H22


  • Molecular FormulaC10H22
  • Average mass142.282 Da
  • Monoisotopic mass142.172150 Da
  • ChemSpider ID454827

More details:

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

3-Ethyl-2,3-dimethylhexan [German] [ACD/IUPAC Name]
3-Ethyl-2,3-dimethylhexane [ACD/IUPAC Name]
3-Éthyl-2,3-diméthylhexane [French] [ACD/IUPAC Name]
Hexane, 3-ethyl-2,3-dimethyl- [ACD/Index Name]
52897-00-4 [RN]
hexane, 2,3-dimethyl-3-ethyl-
  • Gas Chromatography
    • Retention Index (Kovats):

      949.4 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 60 C; CAS no: 52897004; 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
      948.7 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 150 m; Column type: Capillary; Start T: 95 C; CAS no: 52897004; Active phase: Vacuum Grease Oil (VM-4); Carrier gas: N2; Data type: Kovats RI; Authors: Sultanov, N.T.; Arustamova, L.G., Determination of the boiling points of C10 isoalkanes in an n-decane isomerizate from gas chromatographic retention indices, J. Chromatogr., 115, 1975, 553-558.) NIST Spectra nist ri
      949 (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: 52897004; 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.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      949 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 52897004; 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.) NIST Spectra nist ri

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

Density: 0.7±0.1 g/cm3
Boiling Point: 164.1±7.0 °C at 760 mmHg
Vapour Pressure: 2.6±0.1 mmHg at 25°C
Enthalpy of Vaporization: 38.4±0.8 kJ/mol
Flash Point: 45.1±11.7 °C
Index of Refraction: 1.412
Molar Refractivity: 48.3±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 1
ACD/LogP: 5.52
ACD/LogD (pH 5.5): 4.76
ACD/BCF (pH 5.5): 2463.15
ACD/KOC (pH 5.5): 9315.89
ACD/LogD (pH 7.4): 4.76
ACD/BCF (pH 7.4): 2463.15
ACD/KOC (pH 7.4): 9315.89
Polar Surface Area: 0 Å2
Polarizability: 19.1±0.5 10-24cm3
Surface Tension: 22.5±3.0 dyne/cm
Molar Volume: 194.0±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) =  5.07

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  129.06  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -60.79  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.51  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  166 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.118
       log Kow used: 5.07 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.37827 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]:  4.203E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.07  (KowWin est)
  Log Kaw used:  2.336  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  2.734
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4959
   Biowin2 (Non-Linear Model)     :   0.3241
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6726  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4890  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4561
   Biowin6 (MITI Non-Linear Model):   0.5257
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.0161
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   1.1701
     BioHC Half-Life (days)     :  14.7931

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  305 Pa (2.29 mm Hg)
  Log Koa (Koawin est  ): 2.734
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  9.83E-009 
       Octanol/air (Koa) model:  1.33E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  3.55E-007 
       Mackay model           :  7.86E-007 
       Octanol/air (Koa) model:  1.06E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   6.9333 E-12 cm3/molecule-sec
      Half-Life =     1.543 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    18.512 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 5.7E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1124
      Log Koc:  3.051 

 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 = 3.202 (BCF = 1593)
       log Kow used: 5.07 (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:    49.38  percent
    Total to Air:               50.44  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       8.92            37           1000       
   Water     23.4            900          1000       
   Soil      5.56            1.8e+003     1000       
   Sediment  62.2            8.1e+003     0          
     Persistence Time: 327 hr


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