ChemSpider 2D Image | Cyclohexadecane | C16H32

Cyclohexadecane

  • Molecular FormulaC16H32
  • Average mass224.425 Da
  • Monoisotopic mass224.250397 Da
  • ChemSpider ID60849

More details:






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

295-65-8 [RN]
Cyclohexadecan [German] [ACD/IUPAC Name]
Cyclohexadecane [ACD/Index Name] [ACD/IUPAC Name]
Cyclohexadécane [French] [ACD/IUPAC Name]
206-041-2 [EINECS]

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

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

      1918 (estimated with error: 39) NIST Spectra mainlib_60937, replib_258206
    • Retention Index (Normal Alkane):

      1876 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 60 0C (2 min) ^ 5 0C/min -> 160 0C (1 min) ^ 10 0C/min -> 280 0C (3 min); CAS no: 295658; Active phase: CP Sil 8 CB; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Radusiene, J.; Judzentiene, A.; Peciulyte, D.; Janulis, V., Essential Oil Composition and Antimicrobial Assay of Acorus calamus Leaves from Different Wild Populations, Plant Genetic Resources: Characterization and Utilization, 5(1), 2007, 37-44.) NIST Spectra nist ri
    • Retention Index (Linear):

      1883 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 80 C; End T: 300 C; CAS no: 295658; Active phase: HP-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Zeng, Y.-X.; Zhao, C.-X.; Liang, Y.-Z.; Yang, H.; Fang, H.-Z.; Yi, L.-Z.; Zeng, Z.-D., Comparative analysis of volatile components from Clematis species growing in China, Anal. Chim. Acta., 595, 2007, 328-339.) NIST Spectra nist ri
      1880 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 60 C; End T: 250 C; End time: 10 min; Start time: 2 min; CAS no: 295658; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Zhao J.Y.; Liu J.M.; Zhang X.Y.; Liu Z.J.; Tsering T.; Zhong Y.; Nan P., Chemical composition of the volatiles of three wild Bergenia species from western China, Flavour Fragr. J., 21, 2006, 431-434.) NIST Spectra nist ri
      1881 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 310 C; End time: 20 min; Start time: 1 min; CAS no: 295658; Active phase: HP-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Lalel, H.J.D.; Singh, Z.; Chye Tan, S., Glycosidically-bound aroma volatile compounds in the skin and pulp of 'Kensington Pride' mango fruit at different stages of maturity, Postharvest Biol. Technol., 29, 2003, 205-218.) 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: 318.7±9.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.3 mmHg at 25°C
Enthalpy of Vaporization: 53.8±0.8 kJ/mol
Flash Point: 136.2±12.3 °C
Index of Refraction: 1.433
Molar Refractivity: 73.8±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 1
ACD/LogP: 9.03
ACD/LogD (pH 5.5): 7.74
ACD/BCF (pH 5.5): 444889.84
ACD/KOC (pH 5.5): 384230.09
ACD/LogD (pH 7.4): 7.74
ACD/BCF (pH 7.4): 444889.84
ACD/KOC (pH 7.4): 384230.09
Polar Surface Area: 0 Å2
Polarizability: 29.3±0.5 10-24cm3
Surface Tension: 26.0±3.0 dyne/cm
Molar Volume: 283.8±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) =  8.09

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  302.33  (Adapted Stein & Brown method)
    Melting Pt (deg C):  18.10  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00318  (Modified Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  0.001176
       log Kow used: 8.09 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.063922 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.34E+000  atm-m3/mole
   Group Method:   6.14E+000  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  7.985E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  8.09  (KowWin est)
  Log Kaw used:  2.249  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.841
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6407
   Biowin2 (Non-Linear Model)     :   0.4556
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7032  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5239  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3601
   Biowin6 (MITI Non-Linear Model):   0.4578
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.0841
 Ready Biodegradability Prediction:   NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
     LOG BioHC Half-Life (days) :   2.6311
     BioHC Half-Life (days)     : 427.6163

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.424 Pa (0.00318 mm Hg)
  Log Koa (Koawin est  ): 5.841
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  7.08E-006 
       Octanol/air (Koa) model:  1.7E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.000256 
       Mackay model           :  0.000566 
       Octanol/air (Koa) model:  1.36E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  22.6088 E-12 cm3/molecule-sec
      Half-Life =     0.473 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.677 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.000411 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  7.537E+004
      Log Koc:  4.877 

 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 = 3.321 (BCF = 2096)
       log Kow used: 8.09 (estimated)

 Volatilization from Water:
    Henry LC:  4.34 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.529  hours
    Half-Life from Model Lake :      142.3  hours   (5.929 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
    Total removal:              96.39  percent
    Total biodegradation:        0.54  percent
    Total sludge adsorption:    80.04  percent
    Total to Air:               15.81  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.16            11.4         1000       
   Water     1.94            900          1000       
   Soil      27.4            1.8e+003     1000       
   Sediment  70.5            8.1e+003     0          
     Persistence Time: 3.05e+003 hr




                    

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