ChemSpider 2D Image | Coumarone | C8H6O

Coumarone

  • Molecular FormulaC8H6O
  • Average mass118.133 Da
  • Monoisotopic mass118.041862 Da
  • ChemSpider ID8868

More details:

Featured data source
The Merck Index Online

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

107704 [Beilstein]
1-Benzofuran [ACD/IUPAC Name]
1-Benzofuran [German] [ACD/IUPAC Name]
1-Benzofurane [French] [ACD/IUPAC Name]
2,3-Benzofuran
205-982-6 [EINECS]
271-89-6 [RN]
benzo[b]furan
Benzofuran [ACD/Index Name] [Wiki]
benzofuran-
More...

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

AT 33852 [DBID]
R 7204 [DBID]
AI3-17613 [DBID]
B8002_ALDRICH [DBID]
BRN 0107704 [DBID]
C14512 [DBID]
CCRIS 2384 [DBID]
CCRIS 4693 [DBID]
CHEBI:35260 [DBID]
e2 [DBID]
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  • Experimental Physico-chemical Properties
  • Miscellaneous
  • Gas Chromatography

    • Retention Index (Kovats):

      1018 (estimated with error: 68) NIST Spectra mainlib_228345, replib_122355, replib_162784
      969 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.20 mm; Column length: 25 m; Column type: Capillary; Start T: 60 C; CAS no: 271896; Active phase: HP-1; Carrier gas: N2; Data type: Kovats RI; Authors: Zhang, M.J.; Li, S.D.; Chen, B.J., Compositional studies of high-temperature coal tar by GC/FTIR analysis of light oil fractions, Chromatographia, 33(3/4), 1992, 138-146.) NIST Spectra nist ri
      976 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.20 mm; Column length: 25 m; Column type: Capillary; Start T: 100 C; CAS no: 271896; Active phase: HP-1; Carrier gas: N2; Data type: Kovats RI; Authors: Zhang, M.J.; Li, S.D.; Chen, B.J., Compositional studies of high-temperature coal tar by GC/FTIR analysis of light oil fractions, Chromatographia, 33(3/4), 1992, 138-146.) NIST Spectra nist ri
      1005.8 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.3 mm; Column length: 50 m; Column type: Capillary; Start T: 140 C; CAS no: 271896; Active phase: OV-101; Carrier gas: N2; Data type: Kovats RI; Authors: Gerasimenko, V.A.; Kirilenko, A.V.; Nabivach, V.M., Capillary gas chromatography of aromatic compounds found in coal tar fractions, J. Chromatogr., 208, 1981, 9-16.) NIST Spectra nist ri

    • Retention Index (Lee):

      153.2 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.30 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 50 C; End T: 200 C; End time: 15 min; Start time: 5 min; CAS no: 271896; Active phase: HP-5; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Lee RI; Authors: Wang, G.; Hou, Z.; Sun, Y.; Liu, Y.; Xie, B.; Liu, S., Investigation of pyrolysis behavior of fenoxycarb using PY-GC-MS assisted with chemometric methods, Chem. Anal., 52, 2007, 141-156.) NIST Spectra nist ri
      153.8 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.3 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 50 C; End T: 200 C; End time: 15 min; Start time: 5 min; CAS no: 271896; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Lee RI; Authors: Shao, X.; Wang, G.; Sun, Y.; Zhang, R.; Xie, K.; Liu, H., Determination and Characterization of the Pyrolysis Products of Isoprocarb by GC-MS, J. Chromatogr. Sci., 44, 2006, 141-147.) NIST Spectra nist ri
      156.7 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; CAS no: 271896; Active phase: DB-5MS; Data type: Lee RI; Authors: Aracil, I.; Font, R.; Conesa, J.A., Semivolatile and volatile compounds from the pyrolysis and combustion of polyvinyl chloride, J. Anal. Appl. Pyrolysis, 74, 2005, 465-478.) NIST Spectra nist ri
      173.42 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.3 mm; Column length: 25 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 60 C; End T: 270 C; Start time: 2 min; CAS no: 271896; Active phase: DB-5; Carrier gas: He; Data type: Lee RI; Authors: Williams, P.T.; Horne, P.A., Analysis of aromatic hydrocarbons in pyrolytic oil derived from biomass, J. Anal. Appl. Pyrolysis, 31, 1995, 15-37.) NIST Spectra nist ri
      160.51 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.26 mm; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 50 C; End T: 300 C; End time: 20 min; Start time: 4 min; CAS no: 271896; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Lee RI; Authors: Rostad, C.E.; Pereira, W.E., Kovats and Lee retention indices determined by gas chromatography/mass spectrometry for organic compounds of environmental interest, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 9, 1986, 328-334.) NIST Spectra nist ri

    • Retention Index (Normal Alkane):

      968 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 280 C; End time: 40 min; Start time: 2 min; CAS no: 271896; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Lu, G.; Yu, T.-H.; Ho, C.-T., Generation of flavor compounds by the reaction of 2-deoxyglucose with selected amino acids, J. Agric. Food Chem., 45, 1997, 233-236.) NIST Spectra nist ri
      992 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column type: Packed; Start T: 110 C; CAS no: 271896; Active phase: Polydimethyl siloxane; Data type: Normal alkane RI; Authors: Ferrand, R., Gas phase chromatography using retention indices for the analysis of tars and their hydrogenation products, Journees internationales d'etude des methodes de separation immediate at de chromatographie; Org. sur l'initiative du IX., , 1962, 132-140.) NIST Spectra nist ri
      1000 (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: 6 K/min; Start T: 40 C; End T: 280 C; End time: 9 min; Start time: 1 min; CAS no: 271896; Active phase: ZB-5; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Harrison, B.M.; Priest, F.G., Composition of peaks used in the preparation of malt for Scotch Whisky production - influence of geographical source and extraction depth, J. Agric. Food Chem., 57(6), 2009, 2385-2391.) NIST Spectra nist ri
      1005 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 40C (10min) => 3C/min => 95C =>10C/min => 270C (10min); CAS no: 271896; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Mateo, J.; Zumalacarregui, J.M., Volatile compounds in chorizo and their changes during ripening, Meat Sci., 44(4), 1996, 255-273., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 271896; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G., EXtraction, preparation and identification of volatile compounds in Changyu XO brandy, Chinese J. Chromatogr., 26(2), 2008, 212-222.) NIST Spectra nist ri
      995 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40 0C (2 min) ^ 5 0C/min -> 80 0C ^ 7 oC/min -> 160 0C ^ 9 0C/min -> 200 0C ^ 20 0C/min -> 280 0C (10 min); CAS no: 271896; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G., EXtraction, preparation and identification of volatile compounds in Changyu XO brandy, Chinese J. Chromatogr., 26(2), 2008, 212-222.) NIST Spectra nist ri
      1007 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column type: Capillary; CAS no: 271896; Active phase: Methyl phenyl siloxane (not specified); Data type: Normal alkane RI; Authors: Poligne, I.; Collignan, A.; Trystram, G., Effects of salting, drying, cooking, and smoking operations on volatile compound formation and collor patterns in pork, Food Eng. Physical Properties, 67(8), 2002, 2976-2986.) NIST Spectra nist ri
      1006 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 200 C; CAS no: 271896; Active phase: SPB-5; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Poligne, I.; Collignan, A.; Trystram, G., Characterization of traditional processing of pork meat into boucane, Meat Sci., 59, 2001, 377-389.) NIST Spectra nist ri
      986 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Description: 35(5)-25^ ->130(4)-25^ ->240(4)-25^ -> 280(7); CAS no: 271896; Active phase: CP Sil 8 CB; Carrier gas: N2; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Johansen, S.S.; Hansen, A.B.; Mosbaek, H.; Arvin, E., Method development for trace analysis of heteroaromatic compounds in contaminated groundwater, J. Chromatogr. A, 738, 1996, 295-304.) NIST Spectra nist ri
      1496 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50C(1min) =>2.5C/min =>100C =>2C/min =>180C =>15C/min =>220C; CAS no: 271896; Active phase: BP-20; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Pontes, M.; Marques, J.C.; Camara, J.S., Screening of volatile composition from Portuguese multifloral honeys using headspace solid-phase microextraction-gas chromatography-quadrupole mass spectrometry, Talanta, 74, 2007, 91-103.) NIST Spectra nist ri

    • Retention Index (Linear):

      986 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: 20C(0.5min) =>60C=>4C/min=>250C; CAS no: 271896; Active phase: HP-1; Carrier gas: He; Phase thickness: 1.05 um; Data type: Linear RI; Authors: Sing, A.S.C.; Smadja, J.; Brevard, H.; Maignial, L.; Chaintreau, A.; Marion, J.-P., Volatile constituents of faham (Jumellea fragrans (Thou.) Schltr.), J. Agric. Food Chem., 40, 1992, 642-646.) NIST Spectra nist ri
      1007 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 230 C; End time: 10 min; Start time: 2 min; CAS no: 271896; Active phase: SPB-5; Phase thickness: 1 um; Data type: Linear RI; Authors: Engel, E.; Ratel, J., Correction of the data generated by mass spectrometry analyses of biological tissues: Application to food authentication, J. Chromatogr. A, 1154, 2007, 331-341.) NIST Spectra nist ri
      1015 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Description: 70C(1min) =>3C/min =>80C(1min) =>5C/min =>150C => 10C/min =>280C (4min); CAS no: 271896; Active phase: DB-5MS; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Varlet V.; Knockaert C.; Prost C.; Serot T., Comparison of odor-active volatile compounds of fresh and smoked salmon, J. Agric. Food Chem., 54, 2006, 3391-3401.) NIST Spectra nist ri
      1006 (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: 2.5 K/min; Start T: 50 C; End T: 200 C; CAS no: 271896; Active phase: DB-5; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Xu, X.; van Stee, L.L.P.; Williams, J.; Beens, J.; Adahchour, M.; Vreuls, R.J.J.; Brinkman, U.A.Th.; Lelieveld, J., Comprehensive two-dimensional gas chromatography (GC*GC) measurements of volatile organic compounds in the atmosphere, Atmos. Chem. Phys., 3, 2003, 665-682.) NIST Spectra nist ri
      996 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.26 mm; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 50 C; End T: 300 C; End time: 20 min; Start time: 4 min; CAS no: 271896; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Rostad, C.E.; Pereira, W.E., Kovats and Lee retention indices determined by gas chromatography/mass spectrometry for organic compounds of environmental interest, J. Hi. Res. Chromatogr. & Chromatogr. Comm., 9, 1986, 328-334.) NIST Spectra nist ri
      1521 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Description: 20C(0.5min) =>60C=>4C/min=>250C; CAS no: 271896; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Sing, A.S.C.; Smadja, J.; Brevard, H.; Maignial, L.; Chaintreau, A.; Marion, J.-P., Volatile constituents of faham (Jumellea fragrans (Thou.) Schltr.), J. Agric. Food Chem., 40, 1992, 642-646.) NIST Spectra nist ri
      1486 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 200 C; Start time: 5 min; CAS no: 271896; Active phase: CP-WAX 57CB; Data type: Linear RI; Authors: Salter L.J.; Mottram D.S.; Whitfield, Volatile compounds produces in Maillard reactions involving glycine, ribose and phospholid, J. Sci. Food Agric., 46, 1988, 227-242.) NIST Spectra nist ri
      1488 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 200 C; End time: 10 min; Start time: 5 min; CAS no: 271896; Active phase: CP-WAX 57CB; Carrier gas: He; Data type: Linear RI; Authors: Whitfield, F.B.; Mottram, D.S.; Brock, S.; Puckey, D.J.; Salter, L.J., Effect of Phospholipid on the Formation of Volatile Heterocyclic Compounds in Heated Aqueous Solutions of Amino Acids and Ribose, J. Sci. Food Agric., 42, 1988, 261-272.) NIST Spectra nist ri
      1489 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 200 C; End time: 10 min; Start time: 5 min; CAS no: 271896; Active phase: CP-WAX 57CB; Carrier gas: He; Data type: Linear RI; Authors: Whitfield, F.B.; Mottram, D.S.; Brock, S.; Puckey, D.J.; Salter, L.J., Effect of Phospholipid on the Formation of Volatile Heterocyclic Compounds in Heated Aqueous Solutions of Amino Acids and Ribose, J. Sci. Food Agric., 42, 1988, 261-272.) 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: 174.0±0.0 °C at 760 mmHg
Vapour Pressure: 1.7±0.3 mmHg at 25°C
Enthalpy of Vaporization: 39.3±3.0 kJ/mol
Flash Point: 56.1±0.0 °C
Index of Refraction: 1.600
Molar Refractivity: 36.4±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 2.67
ACD/LogD (pH 5.5): 2.66
ACD/BCF (pH 5.5): 62.02
ACD/KOC (pH 5.5): 667.86
ACD/LogD (pH 7.4): 2.66
ACD/BCF (pH 7.4): 62.02
ACD/KOC (pH 7.4): 667.86
Polar Surface Area: 13 Å2
Polarizability: 14.4±0.5 10-24cm3
Surface Tension: 38.6±3.0 dyne/cm
Molar Volume: 106.3±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) =  2.54
    Log Kow (Exper. database match) =  2.67
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  198.29  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -1.33  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.29  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  <-18 deg C
    BP  (exp database):  174 deg C
    VP  (exp database):  4.40E-01 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  534.8
       log Kow used: 2.67 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  392 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.25E-004  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.750E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.67  (exp database)
  Log Kaw used:  -1.668  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  4.338
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6913
   Biowin2 (Non-Linear Model)     :   0.7910
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9381  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6773  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4100
   Biowin6 (MITI Non-Linear Model):   0.4591
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2635
 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):  58.7 Pa (0.44 mm Hg)
  Log Koa (Koawin est  ): 4.338
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.11E-008 
       Octanol/air (Koa) model:  5.35E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.85E-006 
       Mackay model           :  4.09E-006 
       Octanol/air (Koa) model:  4.28E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  37.3000 E-12 cm3/molecule-sec
      Half-Life =     0.287 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.441 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.97E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  996.2
      Log Koc:  2.998 

 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 = 1.356 (BCF = 22.69)
       log Kow used: 2.67 (expkow database)

 Volatilization from Water:
    Henry LC:  0.000525 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      2.321  hours
    Half-Life from Model Lake :      116.5  hours   (4.853 days)

 Removal In Wastewater Treatment:
    Total removal:              21.60  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     3.15  percent
    Total to Air:               18.36  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.64            6.88         1000       
   Water     24.2            360          1000       
   Soil      74              720          1000       
   Sediment  0.223           3.24e+003    0          
     Persistence Time: 309 hr

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