2,3,4-Trimethyl-2-pentene C8H16 structure

Flashcard maker : Lily Taylor
C8H16 structure
Molecular Formula C8H16
Average mass 112.213 Da
Density 0.7±0.1 g/cm3
Boiling Point 116.4±7.0 °C at 760 mmHg
Flash Point 12.8±13.0 °C
Molar Refractivity 38.8±0.3 cm3
Polarizability 15.4±0.5 10-24cm3
Surface Tension 20.3±3.0 dyne/cm
Molar Volume 154.2±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      -113 °C Jean-Claude Bradley Open Melting Point Dataset 13428
      -113.4 °C Jean-Claude Bradley Open Melting Point Dataset 19519
  • Gas Chromatography
    • Retention Index (Kovats):

      715 (estimated with error: 39) NIST Spectra mainlib_20184, replib_1590, replib_63328
      779.5 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.25 mm; Column length: 150 m; Column type: Capillary; Start T: 30 C; CAS no: 565775; Active phase: Petrocol DH; Carrier gas: H2; Phase thickness: 1 um; Data type: Kovats RI; Authors: Sojak, L.; Addova, G.; Kubinec, R.; Kraus, A.; Bohac, A., Capillary gas chromatography-mass spectrometry of all 93 acyclic octenes and their identification in fluid catalytic cracked gasoline, J. Chromatogr. A, 1025, 2004, 237-253.) NIST Spectra nist ri
      773 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column type: Capillary; Start T: 40 C; CAS no: 565775; Active phase: OV-101; Data type: Kovats RI; Authors: Laub, R.J.; Purnell, J.H., Specific retention volumes, retention indices, and family-plot regressions of aliphatic, alicyclic, and aromatic hydrocarbon solutes with OV-101 poly (dimethylsiloxane) stationary phase, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 11, 1988, 649-660.) NIST Spectra nist ri
      774 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column type: Capillary; Start T: 60 C; CAS no: 565775; Active phase: OV-101; Data type: Kovats RI; Authors: Laub, R.J.; Purnell, J.H., Specific retention volumes, retention indices, and family-plot regressions of aliphatic, alicyclic, and aromatic hydrocarbon solutes with OV-101 poly (dimethylsiloxane) stationary phase, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 11, 1988, 649-660.) NIST Spectra nist ri
      776 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column type: Capillary; Start T: 80 C; CAS no: 565775; Active phase: OV-101; Data type: Kovats RI; Authors: Laub, R.J.; Purnell, J.H., Specific retention volumes, retention indices, and family-plot regressions of aliphatic, alicyclic, and aromatic hydrocarbon solutes with OV-101 poly (dimethylsiloxane) stationary phase, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 11, 1988, 649-660.) NIST Spectra nist ri
      773.5 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.27 mm; Column length: 100 m; Column type: Capillary; Start T: 50 C; CAS no: 565775; Active phase: OV-101; Carrier gas: N2; Phase thickness: 0.9 um; Data type: Kovats RI; Authors: Boneva, S.; Dimov, N., Gas Chromatographic Retention Indices for Alkenes on OV-101 and Squalane Capillary Columns, Chromatographia, 21(3), 1986, 149-151.) NIST Spectra nist ri
      774.8 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.27 mm; Column length: 100 m; Column type: Capillary; Start T: 70 C; CAS no: 565775; Active phase: OV-101; Carrier gas: N2; Phase thickness: 0.9 um; Data type: Kovats RI; Authors: Boneva, S.; Dimov, N., Gas Chromatographic Retention Indices for Alkenes on OV-101 and Squalane Capillary Columns, Chromatographia, 21(3), 1986, 149-151.) NIST Spectra nist ri
      764.8 (Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 93 m; Column type: Capillary; Start T: 30 C; CAS no: 565775; Active phase: Squalane; Carrier gas: He; Data type: Kovats RI; Authors: Sojak, L.; Addova, G.; Kubinec, R.; Kraus, A.; Bohac, A., Capillary gas chromatography-mass spectrometry of all 93 acyclic octenes and their identification in fluid catalytic cracked gasoline, J. Chromatogr. A, 1025, 2004, 237-253.) NIST Spectra nist ri
      765.7 (Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 100 m; Column type: Capillary; Start T: 50 C; CAS no: 565775; Active phase: Squalane; Carrier gas: N2; Data type: Kovats RI; Authors: Boneva, S.; Dimov, N., Gas Chromatographic Retention Indices for Alkenes on OV-101 and Squalane Capillary Columns, Chromatographia, 21(3), 1986, 149-151.) NIST Spectra nist ri
      767 (Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 100 m; Column type: Capillary; Start T: 70 C; CAS no: 565775; Active phase: Squalane; Carrier gas: N2; Data type: Kovats RI; Authors: Boneva, S.; Dimov, N., Gas Chromatographic Retention Indices for Alkenes on OV-101 and Squalane Capillary Columns, Chromatographia, 21(3), 1986, 149-151., Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 100 m; Column type: Capillary; Start T: 70 C; CAS no: 565775; Active phase: Squalane; Carrier gas: N2; Data type: Kovats RI; Authors: Rijks, J.A.; Cramers, C.A., High precision capillary gas chromatography of hydrocarbons, Chromatographia, 7(3), 1974, 99-106., Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 80 C; CAS no: 565775; Active phase: Squalane; Data type: Kovats RI; Authors: Chretien, J.R.; Dubois, J.E., Topological analysis of gas-liquid chromatographic behavior of alkenes, Anal. Chem., 49(6), 1977, 747-756.) NIST Spectra nist ri
      766 (Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 100 m; Column type: Capillary; Start T: 50 C; CAS no: 565775; Active phase: Squalane; Carrier gas: N2; Data type: Kovats RI; Authors: Rijks, J.A.; Cramers, C.A., High precision capillary gas chromatography of hydrocarbons, Chromatographia, 7(3), 1974, 99-106., 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: 40 C; CAS no: 565775; 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 length: 10 m; Column type: Packed; Start T: 50 C; CAS no: 565775; Active phase: Squalane; Carrier gas: H2; Data type: Kovats RI; Authors: Tourres, D.A., Structural analysis of industrial butene dimers by gas chromatography, J. Gas Chromatogr., , 1967, 35-40., Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 50 C; CAS no: 565775; 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
      765.5 (Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column length: 10 m; Column type: Packed; Start T: 30 C; CAS no: 565775; Active phase: Squalane; Carrier gas: H2; Data type: Kovats RI; Authors: Tourres, D.A., Structural analysis of industrial butene dimers by gas chromatography, J. Gas Chromatogr., , 1967, 35-40.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      780 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 150 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 40 C; End T: 300 C; CAS no: 565775; Active phase: Petrocol DH; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Sojak, L.; Kubinec, R.; Jurdakova, H.; Hajekova, E.; Bajus, M., GC-MS of polyethylene and polypropylene thermal cracking produxts, Petroleum & Coal, 48(1), 2006, 1-14.) NIST Spectra nist ri
      773 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.20 mm; Column length: 50 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 30 C; End T: 100 C; Start time: 6 min; CAS no: 565775; Active phase: OV-101; Carrier gas: Helium; Phase thickness: 0.50 um; Data type: Normal alkane RI; Authors: Orav, A.; Kailas, T.; Muurisepp, M.; Kann, J., Composition of the oil from waste tires. 1. Fraction boiling at yp to 160 0C, Proc. Estonian Acad. Sci. Chem., 48(1), 1999, 30-39.) NIST Spectra nist ri
      766 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column diameter: 0.28 mm; Column length: 74.6 m; Column type: Capillary; Start T: 50 C; CAS no: 565775; Active phase: Methyl Silicone; Carrier gas: N2; Data type: Normal alkane RI; Authors: Xu, Y., Capillary gas chromatographic analysis of individual hydrocarbons in catalytic cracking gasoline boiling below 100 C, Chin. J. Chromatogr., 7(2), 1989, 88-92.) 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: 116.4±7.0 °C at 760 mmHg
Vapour Pressure: 21.7±0.1 mmHg at 25°C
Enthalpy of Vaporization: 34.0±0.8 kJ/mol
Flash Point: 12.8±13.0 °C
Index of Refraction: 1.417
Molar Refractivity: 38.8±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 4.35
ACD/LogD (pH 5.5): 3.99
ACD/BCF (pH 5.5): 631.33
ACD/KOC (pH 5.5): 3515.80
ACD/LogD (pH 7.4): 3.99
ACD/BCF (pH 7.4): 631.33
ACD/KOC (pH 7.4): 3515.80
Polar Surface Area: 0 Å2
Polarizability: 15.4±0.5 10-24cm3
Surface Tension: 20.3±3.0 dyne/cm
Molar Volume: 154.2±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) = 4.09

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 100.00 (Adapted Stein & Brown method)
 Melting Pt (deg C): -98.26 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 21.8 (Mean VP of Antoine & Grain methods)
 MP (exp database): -113.4 deg C
 BP (exp database): 116.5 deg C
 VP (exp database): 2.25E+01 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 9.903
 log Kow used: 4.09 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 38.261 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.04E+000 atm-m3/mole
 Group Method: Incomplete
 Henrys LC [VP/WSol estimate using EPI values]: 3.250E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 4.09 (KowWin est)
 Log Kaw used: 1.629 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 2.461
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.6941
 Biowin2 (Non-Linear Model) : 0.8046
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.9512 (weeks )
 Biowin4 (Primary Survey Model) : 3.6858 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.3297
 Biowin6 (MITI Non-Linear Model): 0.3282
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.2724
 Ready Biodegradability Prediction: NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
 LOG BioHC Half-Life (days) : 0.2963
 BioHC Half-Life (days) : 1.9785

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 3E+003 Pa (22.5 mm Hg)
 Log Koa (Koawin est ): 2.461
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 1E-009 
 Octanol/air (Koa) model: 7.1E-011 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 3.61E-008 
 Mackay model : 8E-008 
 Octanol/air (Koa) model: 5.68E-009 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 112.6826 E-12 cm3/molecule-sec
 Half-Life = 0.095 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 1.139 Hrs
 Ozone Reaction:
 OVERALL Ozone Rate Constant = 120.000000 E-17 cm3/molecule-sec
 Half-Life = 0.010 Days (at 7E11 mol/cm3)
 Half-Life = 13.752 Min
 Reaction With Nitrate Radicals May Be Important!
 Fraction sorbed to airborne particulates (phi): 5.81E-008 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 325.8
 Log Koc: 2.513 

 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 = 2.452 (BCF = 283.4)
 log Kow used: 4.09 (estimated)

 Volatilization from Water:
 Henry LC: 1.04 atm-m3/mole (estimated by Bond SAR Method)
 Half-Life from Model River: 1.082 hours
 Half-Life from Model Lake : 100.6 hours (4.193 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
 Total removal: 99.79 percent
 Total biodegradation: 0.07 percent
 Total sludge adsorption: 19.81 percent
 Total to Air: 79.91 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.3 0.208 1000 
 Water 75.7 360 1000 
 Soil 12.3 720 1000 
 Sediment 11.7 3.24e+003 0 
 Persistence Time: 80.9 hr




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