ChemSpider 2D Image | tert-Butylcyclopentane | C9H18

tert-Butylcyclopentane

  • Molecular FormulaC9H18
  • Average mass126.239 Da
  • Monoisotopic mass126.140854 Da
  • ChemSpider ID454378

More details:






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

(2-Methyl-2-propanyl)cyclopentan [German] [ACD/IUPAC Name]
(2-Methyl-2-propanyl)cyclopentane [ACD/IUPAC Name]
(2-Méthyl-2-propanyl)cyclopentane [French] [ACD/IUPAC Name]
Cyclopentane, (1,1-dimethylethyl)- [ACD/Index Name]
tert-Butylcyclopentane
(1,1-Dimethylethyl)cyclopentane
3875-52-3 [RN]
MFCD07780613
tert.-Butylcyclopentane

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

  • Experimental Physico-chemical Properties
  • Gas Chromatography
    • Retention Index (Kovats):

      874 (estimated with error: 39) NIST Spectra mainlib_151335
      877.5 (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: 3875523; 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
      881.3 (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: 3875523; 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
    • Retention Index (Normal Alkane):

      912.6 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.15 mm; Column length: 50 m; Column type: Capillary; Description: 30C(5min)=>2C/min =>80C=>5C/min=>120C=> 10C/min =>190C; CAS no: 3875523; Active phase: BP-1; Carrier gas: H2; Data type: Normal alkane RI; Authors: SGE, Analysis of gasoline range hydrocarbons. PET 01 - Petroleum, 2004.) 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: 142.9±7.0 °C at 760 mmHg
Vapour Pressure: 6.9±0.1 mmHg at 25°C
Enthalpy of Vaporization: 36.4±0.8 kJ/mol
Flash Point: 27.6±11.7 °C
Index of Refraction: 1.445
Molar Refractivity: 41.3±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 4.54
ACD/LogD (pH 5.5): 4.57
ACD/BCF (pH 5.5): 1748.93
ACD/KOC (pH 5.5): 7290.77
ACD/LogD (pH 7.4): 4.57
ACD/BCF (pH 7.4): 1748.93
ACD/KOC (pH 7.4): 7290.77
Polar Surface Area: 0 Å2
Polarizability: 16.4±0.5 10-24cm3
Surface Tension: 27.6±3.0 dyne/cm
Molar Volume: 155.0±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) =  4.46

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  128.06  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -53.77  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  13.3  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  4.252
       log Kow used: 4.46 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  2.8583 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]:  5.196E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.46  (KowWin est)
  Log Kaw used:  1.388  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  3.072
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5035
   Biowin2 (Non-Linear Model)     :   0.3759
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7081  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5122  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4968
   Biowin6 (MITI Non-Linear Model):   0.5387
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.1775
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   1.2559
     BioHC Half-Life (days)     :  18.0271

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  1.65E+003 Pa (12.4 mm Hg)
  Log Koa (Koawin est  ): 3.072
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.81E-009 
       Octanol/air (Koa) model:  2.9E-010 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  6.55E-008 
       Mackay model           :  1.45E-007 
       Octanol/air (Koa) model:  2.32E-008 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   6.4297 E-12 cm3/molecule-sec
      Half-Life =     1.664 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    19.962 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1.05E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  640.2
      Log Koc:  2.806 

 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 = 2.738 (BCF = 546.4)
       log Kow used: 4.46 (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:              99.67  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:    32.17  percent
    Total to Air:               67.40  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       15.4            39.9         1000       
   Water     38.9            900          1000       
   Soil      19              1.8e+003     1000       
   Sediment  26.6            8.1e+003     0          
     Persistence Time: 199 hr




                    

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