ChemSpider 2D Image | 3,5,5-Trimethyl-2-cyclopenten-1-one | C8H12O

3,5,5-Trimethyl-2-cyclopenten-1-one

  • Molecular FormulaC8H12O
  • Average mass124.180 Da
  • Monoisotopic mass124.088814 Da
  • ChemSpider ID29898

More details:

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

24156-95-4 [RN]
2-Cyclopenten-1-one, 3,5,5-trimethyl- [ACD/Index Name]
3,5,5-Trimethyl-2-cyclopenten-1-on [German] [ACD/IUPAC Name]
3,5,5-Trimethyl-2-cyclopenten-1-one [ACD/IUPAC Name]
3,5,5-Triméthyl-2-cyclopentén-1-one [French] [ACD/IUPAC Name]
2-CYCLOPENTEN-1-ONE,3,5,5-TRIMETHYL-
3,5,5-Trimethyl-2-cyclopentenone
3,5,5-trimethylcyclopent-2-en-1-one
3,5,5-Trimethyl-cyclopent-2-en-1-one
MFCD24688039

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

  • Experimental Physico-chemical Properties
  • Gas Chromatography

    • Retention Index (Kovats):

      977 (estimated with error: 57) NIST Spectra mainlib_68185

    • Retention Index (Normal Alkane):

      1604.8 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Description: 45C(12.5min) => 4C/min =>114C(6min) =>7C/min=>143C =>15C/min =>240C (4min); CAS no: 24156954; Active phase: HP-Innowax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Morales, P.; Fernandez-Garcia, E.; Gaya, P.; Nunez, M., Formation of volatile compounds by wild Lactococcus lactis strains isolated from raw ewes' milk cheese, Int. Dairy J., 13, 2003, 201-209.) NIST Spectra nist ri
      1577.5 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 8 K/min; Start T: 60 C; End T: 220 C; CAS no: 24156954; Active phase: Carbowax 20M; Carrier gas: He; Data type: Normal alkane RI; Authors: Riganakos, K.A.; Koller, W.D.; Ehlermann, D.A.E.; Bauer, B.; Kontominas, M.G., Effects of ionizing radiation on properties of monolayer and multilayer flexible food packaging materials, Radiat. Phys. Chem., 54, 1999, 527-540.) NIST Spectra nist ri
      1597 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 8 K/min; Start T: 60 C; End T: 220 C; CAS no: 24156954; Active phase: Carbowax 20M; Carrier gas: He; Data type: Normal alkane RI; Authors: Riganakos, K.A.; Koller, W.D.; Ehlermann, D.A.E.; Bauer, B.; Kontominas, M.G., Effects of ionizing radiation on properties of monolayer and multilayer flexible food packaging materials, Radiat. Phys. Chem., 54, 1999, 527-540.) NIST Spectra nist ri
      1606.4 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 8 K/min; Start T: 60 C; End T: 220 C; CAS no: 24156954; Active phase: Carbowax 20M; Carrier gas: He; Data type: Normal alkane RI; Authors: Riganakos, K.A.; Koller, W.D.; Ehlermann, D.A.E.; Bauer, B.; Kontominas, M.G., Effects of ionizing radiation on properties of monolayer and multilayer flexible food packaging materials, Radiat. Phys. Chem., 54, 1999, 527-540.) NIST Spectra nist ri
      1609.9 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 8 K/min; Start T: 60 C; End T: 220 C; CAS no: 24156954; Active phase: Carbowax 20M; Carrier gas: He; Data type: Normal alkane RI; Authors: Riganakos, K.A.; Koller, W.D.; Ehlermann, D.A.E.; Bauer, B.; Kontominas, M.G., Effects of ionizing radiation on properties of monolayer and multilayer flexible food packaging materials, Radiat. Phys. Chem., 54, 1999, 527-540.) NIST Spectra nist ri
      1644 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 50 C; End T: 230 C; Start time: 4 min; CAS no: 24156954; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Shimoda, M.; Shiratsuchi, H.; Minegishi, Y.; Osajima, Y., Flavor deterioration of nonfermented coarse-cut sausage during storage. Flavor as a factor of quality for nonfermented sausage. 2, J. Agric. Food Chem., 41(6), 1993, 946-950.) NIST Spectra nist ri

    • Retention Index (Linear):

      1617 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 50 C; End T: 230 C; End time: 60 min; CAS no: 24156954; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Shimoda, M.; Shiratsuchi, H.; Nakada, Y.; Wu, Y.; Osajima, Y., Identification and sensory characterization of volatile flavor compounds in sesame seed oil, J. Agric. Food Chem., 44, 1996, 3909-3912., Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 50 C; End T: 230 C; End time: 60 min; CAS no: 24156954; Active phase: PEG-20M; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Shimoda, M.; Nakada, Y.; Nakashima, M.; Osajima, Y., Quantitative comparison of volatile flavor compounds in deep-roasted and light-roasted sesame seed oil, J. Agric. Food Chem., 45, 1997, 3193-3196.) NIST Spectra nist ri
      1644 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 50 C; End T: 230 C; End time: 30 min; Start time: 4 min; CAS no: 24156954; Active phase: DB-Wax; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Shiratsuchi, H.; Shimoda, M.; Minegishi, Y.; Osajima, Y., Isolation and identification of volatile flavor compounds in nonfermented coarse-cut sausage. Flavor as a quality factor of nonfermented sausage. 1, J. Agric. Food Chem., 41(4), 1993, 647-652.) NIST Spectra nist ri

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

Density: 0.9±0.1 g/cm3
Boiling Point: 173.0±10.0 °C at 760 mmHg
Vapour Pressure: 1.3±0.3 mmHg at 25°C
Enthalpy of Vaporization: 40.9±3.0 kJ/mol
Flash Point: 62.1±9.8 °C
Index of Refraction: 1.458
Molar Refractivity: 36.8±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 1.57
ACD/LogD (pH 5.5): 1.57
ACD/BCF (pH 5.5): 9.17
ACD/KOC (pH 5.5): 170.03
ACD/LogD (pH 7.4): 1.57
ACD/BCF (pH 7.4): 9.17
ACD/KOC (pH 7.4): 170.03
Polar Surface Area: 17 Å2
Polarizability: 14.6±0.5 10-24cm3
Surface Tension: 26.5±3.0 dyne/cm
Molar Volume: 134.9±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) =  2.13

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  179.23  (Adapted Stein & Brown method)
    Melting Pt (deg C):  7.03  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.37  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1478
       log Kow used: 2.13 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  711.91 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.99E-005  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.515E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.13  (KowWin est)
  Log Kaw used:  -2.690  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.820
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5113
   Biowin2 (Non-Linear Model)     :   0.2827
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6901  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4929  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5552
   Biowin6 (MITI Non-Linear Model):   0.6216
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.3223
 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):  167 Pa (1.25 mm Hg)
  Log Koa (Koawin est  ): 4.820
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.8E-008 
       Octanol/air (Koa) model:  1.62E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  6.5E-007 
       Mackay model           :  1.44E-006 
       Octanol/air (Koa) model:  1.3E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  81.7381 E-12 cm3/molecule-sec
      Half-Life =     0.131 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.570 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     7.393750 E-17 cm3/molecule-sec
      Half-Life =     0.155 Days (at 7E11 mol/cm3)
      Half-Life =      3.720 Hrs
   Fraction sorbed to airborne particulates (phi): 1.05E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  32.68
      Log Koc:  1.514 

 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 = 0.938 (BCF = 8.662)
       log Kow used: 2.13 (estimated)

 Volatilization from Water:
    Henry LC:  4.99E-005 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      14.21  hours
    Half-Life from Model Lake :      248.5  hours   (10.35 days)

 Removal In Wastewater Treatment:
    Total removal:               4.93  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     2.24  percent
    Total to Air:                2.59  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.175           1.7          1000       
   Water     27.8            900          1000       
   Soil      71.9            1.8e+003     1000       
   Sediment  0.126           8.1e+003     0          
     Persistence Time: 668 hr

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