ChemSpider 2D Image | 2-Acetyl-1-methylpyrrole | C7H9NO

2-Acetyl-1-methylpyrrole

  • Molecular FormulaC7H9NO
  • Average mass123.152 Da
  • Monoisotopic mass123.068413 Da
  • ChemSpider ID55182

More details:

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

1-(1-Methyl-1H-pyrrol-2-yl)ethanon [German] [ACD/IUPAC Name]
1-(1-Methyl-1H-pyrrol-2-yl)ethanone [ACD/IUPAC Name]
1-(1-Méthyl-1H-pyrrol-2-yl)éthanone [French] [ACD/IUPAC Name]
213-247-6 [EINECS]
2-Acetyl-1-methylpyrrole
2-Acetyl-N-methylpyrrole
932-16-1 [RN]
Ethanone, 1- (1-methyl-1H-pyrrol-2-yl)-
Ethanone, 1-(1-methyl-1H-pyrrol-2-yl)- [ACD/Index Name]
N-Methyl-2-acetyl pyrrole
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

3184 [DBID]
6712EFN084 [DBID]
MFCD00003089 [DBID]
160865_ALDRICH [DBID]
FEMA No. 3184 [DBID]
NSC 87239 [DBID]
NSC87239 [DBID]
UNII:6712EFN084 [DBID]
UNII-6712EFN084 [DBID]
W318418_ALDRICH [DBID]
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  • References
  • Experimental Physico-chemical Properties
  • Miscellaneous
  • Gas Chromatography

    • Retention Index (Kovats):

      1002 (estimated with error: 89) NIST Spectra mainlib_57694, replib_108787

    • Retention Index (Normal Alkane):

      1055 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 932161; Active phase: SE-30; Data type: Normal alkane RI; Authors: Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004.) NIST Spectra nist ri
      1683 (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: 40 C; End T: 210 C; End time: 70 min; Start time: 5 min; CAS no: 932161; Active phase: DB-Wax; Carrier gas: Helium; Phase thickness: 0.50 um; Data type: Normal alkane RI; Authors: Moon, J.-K.; Shibamoto, T., Role of roasting conditions in the profile of volatile flavor chemicals formed from coffee beans, J. Agric. Food Chem., 57(13), 2009, 5823-5831.) NIST Spectra nist ri
      1645 (Program type: Complex; Column... (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 44 0C ^ 3 0C/min -> 170 0C ^ 8 0C/min -> 250 0C; CAS no: 932161; Active phase: DB-Wax; Carrier gas: Hydrogen; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Gonzalez-Rios, O.; Suarez-Quiroz, M.L.; Boulanger, R.; Barel, M.; Guyot, B.; Guiraud, J.-P.; Schorr-Galindo, S., Impact of "ecological" post-harvest processing of coffee aroma: II Roasted coffee., J. Food Composition & Analysis, 20, 2007, 297-307.) NIST Spectra nist ri
      1647 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 932161; Active phase: DB-Wax; Carrier gas: Hydrogen; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Gonzalez-Rios, O.; Suarez-Quiroz, M.L.; Boulanger, R.; Barel, M.; Guyot, B.; Guiraud, J.-P.; Schorr-Galindo, S., Impact of "ecological" post-harvest processing of coffee aroma: II Roasted coffee., J. Food Composition & Analysis, 20, 2007, 297-307., Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 190 C; Start time: 6 min; CAS no: 932161; Active phase: HP-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Sanz, C.; Ansorena, D.; Bello, J.; Cid, C., Optimizing headspace temperature and time sampling for identification of volatile compounds in ground roasted Arabica coffee, J. Agric. Food Chem., 49, 2001, 1364-1369.) NIST Spectra nist ri
      1609 (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: 200 C; End time: 90 min; CAS no: 932161; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Fujioka, K.; Shibamoto, T., Quantitation of volatiles and nonvolatile acids in an extract from coffee beverages: correlation with antioxidant activity, J. Agric. Food Chem., 54, 2006, 6054-6058.) NIST Spectra nist ri
      1668 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 230 C; Start time: 8 min; CAS no: 932161; Active phase: TC-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Ishikawa, M.; Ito, O.; Ishizaki, S.; Kurobayashi, Y.; Fujita, A., Solid-phase aroma concentrate extraction (SPACE ): a new headspace technique for more sensitive analysis of volatiles, Flavour Fragr. J., 19, 2004, 183-187.) NIST Spectra nist ri
      1653 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column type: Capillary; CAS no: 932161; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004.) NIST Spectra nist ri
      1659 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.22 mm; Column length: 50 m; Column type: Capillary; Heat rate: 15 K/min; Start T: 40 C; End T: 180 C; End time: 15 min; Start time: 5 min; CAS no: 932161; Active phase: BP-20; Carrier gas: He; Phase thickness: 0.2 um; Data type: Normal alkane RI; Authors: Ramos, E.; Valero, E.; Ibanez, E.; Reglero, G.; Tabera, J., Obtention of a brewed coffee aroma extract by an optimized supercritical CO2-based process, J. Agric. Food Chem., 46, 1998, 4011-4016.) NIST Spectra nist ri

    • Retention Index (Linear):

      1050 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 50C(1min)=> 3C/min => 209C=>20C/min => 280C; CAS no: 932161; Active phase: ZB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Lu, C.-Y.; Hao, Z.; Payne, R.; Ho, C.-T., Effects of water content on volatile generation and peptide degradation in the Maillard reaction of glycine, diglycine, and triglycine, J. Agric. Food Chem., 53, 2005, 6443-6447.) NIST Spectra nist ri
      1096 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 250 C; End time: 10 min; Start time: 5 min; CAS no: 932161; Active phase: BPX-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Ames, J.M.; Guy, R.C.E.; Kipping, G.J., Effect of pH, temperature, and moisture on the formation of volatile compounds in glycine/glucose model systems, J. Agric. Food Chem., 49, 2001, 4315-4323.) NIST Spectra nist ri
      1100 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 60 C; End T: 250 C; End time: 10 min; Start time: 5 min; CAS no: 932161; Active phase: BPX-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Ames, J.M.; Guy, R.C.E.; Kipping, G.J., Effect of pH, temperature, and moisture on the formation of volatile compounds in glycine/glucose model systems, J. Agric. Food Chem., 49, 2001, 4315-4323.) NIST Spectra nist ri
      1660 (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: 35 C; End T: 195 C; End time: 90 min; Start time: 5 min; CAS no: 932161; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Chung, H.Y.; Yung, I.K.S.; Kim, J.-S., Comparison of volatile components in dried scallops (Chlamys farreri and Patinopecten yessoensis) prepared by boiling and steaming methods, J. Agric. Food Chem., 49, 2001, 192-202., 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: 35 C; End T: 195 C; End time: 90 min; Start time: 5 min; CAS no: 932161; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Chung, H.-Y.; Yung, I.K.S.; Ma, W.C.J.; Kim, J.-S., Analysis of volatile components in frozen and dried scallops (Patinopecten yessoensis) by gas chromatography/mass spectrometry, Food Res. Int., 35, 2002, 43-53.) NIST Spectra nist ri
      1657 (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: 932161; 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: 932161; 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
      1654 (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: 932161; 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

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

Density: 1.0±0.1 g/cm3
Boiling Point: 202.5±13.0 °C at 760 mmHg
Vapour Pressure: 0.3±0.4 mmHg at 25°C
Enthalpy of Vaporization: 43.9±3.0 kJ/mol
Flash Point: 68.3±0.0 °C
Index of Refraction: 1.510
Molar Refractivity: 36.7±0.5 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 0.29
ACD/LogD (pH 5.5): 0.92
ACD/BCF (pH 5.5): 2.94
ACD/KOC (pH 5.5): 75.29
ACD/LogD (pH 7.4): 0.92
ACD/BCF (pH 7.4): 2.94
ACD/KOC (pH 7.4): 75.29
Polar Surface Area: 22 Å2
Polarizability: 14.5±0.5 10-24cm3
Surface Tension: 33.1±7.0 dyne/cm
Molar Volume: 122.8±7.0 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) =  1.11

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  193.83  (Adapted Stein & Brown method)
    Melting Pt (deg C):  14.83  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.49  (Mean VP of Antoine & Grain methods)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.109e+004
       log Kow used: 1.11 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  47474 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.52E-007  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.160E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.11  (KowWin est)
  Log Kaw used:  -4.842  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.952
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6957
   Biowin2 (Non-Linear Model)     :   0.6914
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9045  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6478  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4890
   Biowin6 (MITI Non-Linear Model):   0.5506
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0012
 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):  59.6 Pa (0.447 mm Hg)
  Log Koa (Koawin est  ): 5.952
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.03E-008 
       Octanol/air (Koa) model:  2.2E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.82E-006 
       Mackay model           :  4.03E-006 
       Octanol/air (Koa) model:  1.76E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 100.5130 E-12 cm3/molecule-sec
      Half-Life =     0.106 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.277 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 2.92E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  41.41
      Log Koc:  1.617 

 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 = -0.688 (BCF = 0.2052)
       log Kow used: 1.11 (estimated)

 Volatilization from Water:
    Henry LC:  3.52E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       1847  hours   (76.96 days)
    Half-Life from Model Lake : 2.024E+004  hours   (843.4 days)

 Removal In Wastewater Treatment:
    Total removal:               1.92  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.81  percent
    Total to Air:                0.02  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.338           2.55         1000       
   Water     42.8            360          1000       
   Soil      56.8            720          1000       
   Sediment  0.0878          3.24e+003    0          
     Persistence Time: 364 hr

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