ChemSpider 2D Image | Isobutylcyclopentane | C9H18

Isobutylcyclopentane

  • Molecular FormulaC9H18
  • Average mass126.239 Da
  • Monoisotopic mass126.140854 Da
  • ChemSpider ID69826

More details:






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

(2-Methylpropyl)cyclopentane
223-257-2 [EINECS]
3788-32-7 [RN]
Cyclopentane, (2-methylpropyl)- [ACD/Index Name]
Cyclopentane, isobutyl-
Isobutylcyclopentan [German] [ACD/IUPAC Name]
Isobutylcyclopentane [ACD/IUPAC Name]
Isobutylcyclopentane [French] [ACD/IUPAC Name]
Cyclopentane,(2-methylpropyl)-
ISO-BUTYLCYCLOPENTANE
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

NSC74180 [DBID]
  • Experimental Physico-chemical Properties
  • Gas Chromatography
    • Retention Index (Kovats):

      892 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.2 mm; Column length: 100 m; Column type: Capillary; Description: 5C(10min)=>5C/min=>50C(48min)=>1.5C/min=>195C(91min); CAS no: 3788327; Active phase: Petrocol DH-100; Carrier gas: He; Data type: Kovats RI; Authors: Haagen-Smit Laboratory, Procedure for the detailed hydrocarbon analysis of gasolines by single column high efficiency (capillary) column gas chromatography, SOP NO. MLD 118, Revision No. 1.1, California Environmental Protection Agency, Air Resources Board, El Monte, California, 1997, 22., Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 50 C; CAS no: 3788327; Active phase: Vacuum Grease Oil (VM-4); Data type: Kovats RI; Authors: Sidorov, R.I.; Petrova, V.I.; Ivanova, M.P., Qualitative analysis of wide-boiling fraction C5-C10 with capillary chromatography, in Processes in chromatographic columns. Vol.17, 1972, 14-25.) NIST Spectra nist ri
      891.5 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column diameter: 0.22 mm; Column length: 50 m; Column type: Capillary; Start T: 50 C; CAS no: 3788327; Active phase: Squalane; Carrier gas: He; Data type: Kovats RI; Authors: Lunskii, M.Kh.; Paizanskaya, I.L., Identification of hydrocarbons C1-C9 of petrol fractions of oils and condensates in the use of capillary columns with dinonylphthalate, Zh. Anal. Khim., 43, 1988, 127-135.) NIST Spectra nist ri
      896.9 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column diameter: 0.22 mm; Column length: 50 m; Column type: Capillary; Start T: 70 C; CAS no: 3788327; Active phase: Squalane; Carrier gas: He; Data type: Kovats RI; Authors: Lunskii, M.Kh.; Paizanskaya, I.L., Identification of hydrocarbons C1-C9 of petrol fractions of oils and condensates in the use of capillary columns with dinonylphthalate, Zh. Anal. Khim., 43, 1988, 127-135.) NIST Spectra nist ri
      921 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 60 C; CAS no: 3788327; Active phase: Squalane; Data type: Kovats RI; Authors: Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192.) NIST Spectra nist ri
      927 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 80 C; CAS no: 3788327; Active phase: Squalane; Data type: Kovats RI; Authors: Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192.) NIST Spectra nist ri
      932 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 100 C; CAS no: 3788327; Active phase: Squalane; Data type: Kovats RI; Authors: Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192.) NIST Spectra nist ri
      937 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 120 C; CAS no: 3788327; Active phase: Squalane; Data type: Kovats RI; Authors: Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192.) NIST Spectra nist ri
      887 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 35 C; CAS no: 3788327; Active phase: Vacuum Grease Oil (VM-4); Data type: Kovats RI; Authors: Sidorov, R.I.; Petrova, V.I.; Ivanova, M.P., Qualitative analysis of wide-boiling fraction C5-C10 with capillary chromatography, in Processes in chromatographic columns. Vol.17, 1972, 14-25., Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 35 C; CAS no: 3788327; Active phase: Vacuum Grease Oil (VM-4); Data type: Kovats RI; Authors: Sidorov, R.I.; Ivanova, M.P.; Petrova, V.I., Temperature dependence of cycloalkane's retention and its using in identification of structure, Gazovaya Khromatografiya, 15, 1971, 18-26.) NIST Spectra nist ri
      890 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 45 C; CAS no: 3788327; Active phase: Vacuum Grease Oil (VM-4); Data type: Kovats RI; Authors: Sidorov, R.I.; Petrova, V.I.; Ivanova, M.P., Qualitative analysis of wide-boiling fraction C5-C10 with capillary chromatography, in Processes in chromatographic columns. Vol.17, 1972, 14-25.) NIST Spectra nist ri
      895 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 58 C; CAS no: 3788327; Active phase: Vacuum Grease Oil (VM-4); Data type: Kovats RI; Authors: Sidorov, R.I.; Petrova, V.I.; Ivanova, M.P., Qualitative analysis of wide-boiling fraction C5-C10 with capillary chromatography, in Processes in chromatographic columns. Vol.17, 1972, 14-25.) NIST Spectra mainlib_2470, replib_114128, nist ri
      898 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 68 C; CAS no: 3788327; Active phase: Vacuum Grease Oil (VM-4); Data type: Kovats RI; Authors: Sidorov, R.I.; Petrova, V.I.; Ivanova, M.P., Qualitative analysis of wide-boiling fraction C5-C10 with capillary chromatography, in Processes in chromatographic columns. Vol.17, 1972, 14-25.) NIST Spectra nist ri
      903 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 60 C; CAS no: 3788327; Active phase: Apiezon L; Carrier gas: N2; Data type: Kovats RI; Authors: Louis, R., Kovats-index-tafeln zur gaschromatographischen analyse von kohlenwasserstoffgemischen, Erdoel Kohle Erdgas Petrochem., 24(2), 1971, 88-94.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      889.4 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.25 mm; Column length: 100 m; Column type: Capillary; Description: 35 0C (13 min) ^ 10 0C/min -> 45 0C (15 min) ^ 1 0C/min -> 60 0C (15 min) ^ 1.9 0C/min -> 200 0C; CAS no: 3788327; Active phase: RTX-1 PONA; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Restek, Restek International, 1999 Product Guide, 1(1), 1999, 578-591, In original 578-591.) NIST Spectra nist ri
      892 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 3788327; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Zenkevich, I.G., Calculation of Gas-Chromatographic Retention Indices from Physico-Chemical Constants of Organic Compounds, Z. Anal. Chem., 50(10), 1995, 1048-1056, In original 1048-1056.) NIST Spectra nist ri
    • Retention Index (Linear):

      893.3 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 35 C; End T: 200 C; End time: 10 min; Start time: 10 min; CAS no: 3788327; Active phase: Petrocol DH; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Censullo, A.C.; Jones, D.R.; Wills, M.T., Speciation of the volatile organic compounds (VOCs) in solventborne aerosol coatings by solid phase microextraction-gas chromatography, J. Coat. Technol., 75(936), 2003, 47-53.) NIST Spectra nist ri
      890 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 100 m; Column type: Capillary; Heat rate: 1 K/min; Start T: 30 C; End T: 220 C; CAS no: 3788327; Active phase: Petrocol DH; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: White, C.M.; Hackett, J.; Anderson, R.R.; Kail, S.; Spock, P.S., Linear temperature programmed retention indices of gasoline range hydrocarbons and chlorinated hydrocarbons on cross-linked polydimethylsiloxane, J. Hi. Res. Chromatogr., 15, 1992, 105-120.) NIST Spectra nist ri

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

Density: 0.8±0.1 g/cm3
Boiling Point: 150.2±7.0 °C at 760 mmHg
Vapour Pressure: 4.9±0.1 mmHg at 25°C
Enthalpy of Vaporization: 37.1±0.8 kJ/mol
Flash Point: 31.5±11.7 °C
Index of Refraction: 1.434
Molar Refractivity: 41.6±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 4.72
ACD/LogD (pH 5.5): 4.53
ACD/BCF (pH 5.5): 1639.19
ACD/KOC (pH 5.5): 6960.33
ACD/LogD (pH 7.4): 4.53
ACD/BCF (pH 7.4): 1639.19
ACD/KOC (pH 7.4): 6960.33
Polar Surface Area: 0 Å2
Polarizability: 16.5±0.5 10-24cm3
Surface Tension: 26.2±3.0 dyne/cm
Molar Volume: 159.7±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) =  4.50

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  137.08  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -59.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.61  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -115.2 deg C
    BP  (exp database):  148 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  3.949
       log Kow used: 4.50 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.9462 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.97E-001  atm-m3/mole
   Group Method:   7.92E-001  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  2.360E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.50  (KowWin est)
  Log Kaw used:  1.388  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  3.112
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6874
   Biowin2 (Non-Linear Model)     :   0.7714
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9202  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6656  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4275
   Biowin6 (MITI Non-Linear Model):   0.5166
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.0965
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   1.0357
     BioHC Half-Life (days)     :  10.8562

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  688 Pa (5.16 mm Hg)
  Log Koa (Koawin est  ): 3.112
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.36E-009 
       Octanol/air (Koa) model:  3.18E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.57E-007 
       Mackay model           :  3.49E-007 
       Octanol/air (Koa) model:  2.54E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  10.0617 E-12 cm3/molecule-sec
      Half-Life =     1.063 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    12.757 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.53E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  800.5
      Log Koc:  2.903 

 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 = 2.766 (BCF = 584.1)
       log Kow used: 4.50 (estimated)

 Volatilization from Water:
    Henry LC:  0.597 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.148  hours
    Half-Life from Model Lake :      106.7  hours   (4.447 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
    Total removal:              99.68  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:    33.55  percent
    Total to Air:               66.03  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       14.6            25.5         1000       
   Water     42.4            360          1000       
   Soil      26.8            720          1000       
   Sediment  16.2            3.24e+003    0          
     Persistence Time: 144 hr




                    

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