ChemSpider 2D Image | 2,2-Dichloropentane | C5H10Cl2

2,2-Dichloropentane

  • Molecular FormulaC5H10Cl2
  • Average mass141.039 Da
  • Monoisotopic mass140.015961 Da
  • ChemSpider ID125208

More details:






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

2,2-Dichloropentane [ACD/IUPAC Name]
2,2-Dichloropentane [French] [ACD/IUPAC Name]
2,2-Dichlorpentan [German] [ACD/IUPAC Name]
Pentane, 2,2-dichloro- [ACD/Index Name]
34887-14-4 [RN]

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

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

      748 (estimated with error: 72) NIST Spectra mainlib_3768
      831 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 45 m; Column type: Capillary; Start T: 90 C; CAS no: 34887144; Active phase: Apiezon L; Carrier gas: He; Data type: Kovats RI; Authors: Morishita, F.; Terashima, Y.; Ichise, M.; Kojima, T., Prediction of retention indices from molecular structures of chlorinated alkanes, J. Chromatogr. Sci., 21, 1983, 209-213.) NIST Spectra nist ri
      1043 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column diameter: 0.25 mm; Column length: 75 m; Column type: Capillary; Start T: 90 C; CAS no: 34887144; Active phase: PEG-20M; Carrier gas: He; Data type: Kovats RI; Authors: Morishita, F.; Terashima, Y.; Ichise, M.; Kojima, T., Prediction of retention indices from molecular structures of chlorinated alkanes, J. Chromatogr. Sci., 21, 1983, 209-213.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      817 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 34887144; Active phase: Polydimethyl siloxanes; Data type: Normal alkane RI; Authors: Zenkevich, I.G., The Principle of Structural Analogy in the Calculation of Gas Chromatographic Retention Indices using Physico-Chemical Constants of Organic Compounds, Zh. Anal. Khim. (Rus.), 53(1), 1998, 43-49, In original 43-49.) NIST Spectra nist ri
      831 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Capillary; Start T: 130 C; CAS no: 34887144; Active phase: Apiezon L; Data type: Normal alkane RI; Authors: Arruda, A.C.S.; Junkes, B. da.S.; Souza, E.S.; Yunes, R.A.; Heizen, V.E.F., Semi-Emlirical Topological Index to Predict Properties of Halogenated Aliphatic Compounds, J. Chemometrics, 22(3-4), 2008, 186-194.) NIST Spectra nist ri

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

Density: 1.1±0.1 g/cm3
Boiling Point: 129.9±8.0 °C at 760 mmHg
Vapour Pressure: 12.1±0.2 mmHg at 25°C
Enthalpy of Vaporization: 35.2±3.0 kJ/mol
Flash Point: 31.5±14.6 °C
Index of Refraction: 1.434
Molar Refractivity: 34.9±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.95
ACD/LogD (pH 5.5): 2.80
ACD/BCF (pH 5.5): 78.42
ACD/KOC (pH 5.5): 790.03
ACD/LogD (pH 7.4): 2.80
ACD/BCF (pH 7.4): 78.42
ACD/KOC (pH 7.4): 790.03
Polar Surface Area: 0 Å2
Polarizability: 13.8±0.5 10-24cm3
Surface Tension: 26.3±3.0 dyne/cm
Molar Volume: 133.9±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) =  3.90

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  100.43  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -59.90  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.23  (Modified Grain method)
    MP  (exp database):  128.5 deg C
    Subcooled liquid VP: 34.9 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  38.84
       log Kow used: 3.90 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  113.75 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.84E-002  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.543E-002 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.90  (KowWin est)
  Log Kaw used:  0.065  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  3.835
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2737
   Biowin2 (Non-Linear Model)     :   0.0119
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3290  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2896  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4620
   Biowin6 (MITI Non-Linear Model):   0.1784
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3654
 Ready Biodegradability Prediction:   NO

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  4.65E+003 Pa (34.9 mm Hg)
  Log Koa (Koawin est  ): 3.835
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.45E-010 
       Octanol/air (Koa) model:  1.68E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  2.33E-008 
       Mackay model           :  5.16E-008 
       Octanol/air (Koa) model:  1.34E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   1.6373 E-12 cm3/molecule-sec
      Half-Life =     6.533 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    78.392 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 3.74E-008 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  178.2
      Log Koc:  2.251 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  9.158E-010  L/mol-sec
  Kb Half-Life at pH 8: 2.398E+007  years  
  Kb Half-Life at pH 7: 2.398E+008  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 2.302 (BCF = 200.4)
       log Kow used: 3.90 (estimated)

 Volatilization from Water:
    Henry LC:  0.0284 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.236  hours
    Half-Life from Model Lake :      113.1  hours   (4.711 days)

 Removal In Wastewater Treatment:
    Total removal:              92.70  percent
    Total biodegradation:        0.08  percent
    Total sludge adsorption:    15.56  percent
    Total to Air:               77.06  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       16.7            157          1000       
   Water     24              900          1000       
   Soil      54.8            1.8e+003     1000       
   Sediment  4.47            8.1e+003     0          
     Persistence Time: 328 hr




                    

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