ChemSpider 2D Image | 2-Formyl-1-methylpyrrole | C6H7NO

2-Formyl-1-methylpyrrole

  • Molecular FormulaC6H7NO
  • Average mass109.126 Da
  • Monoisotopic mass109.052765 Da
  • ChemSpider ID13848

More details:






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

1192-58-1 [RN]
1H-Pyrrole-2-carboxaldehyde, 1-methyl- [ACD/Index Name]
1-Methyl-1H-pyrrol-2-carbaldehyd [German] [ACD/IUPAC Name]
1-Methyl-1H-pyrrole-2-carbaldehyde [ACD/IUPAC Name]
1-Méthyl-1H-pyrrole-2-carbaldéhyde [French] [ACD/IUPAC Name]
1-Methyl-1H-pyrrole-2-carboxaldehyde
1-Methyl-2-pyrrolecarboxaldehyde
214-755-0 [EINECS]
2-Formyl-1-methylpyrrole
N-METHYL-2-FORMYLPYRROLE
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

130052_ALDRICH [DBID]
BRN 0107811 [DBID]
MFCD00003087 [DBID]
NSC 72386 [DBID]
NSC72386 [DBID]
ZINC00130187 [DBID]
  • Experimental Physico-chemical Properties
  • Miscellaneous
  • Gas Chromatography
    • Retention Index (Kovats):

      955 (estimated with error: 89) NIST Spectra mainlib_238496, replib_92261, replib_249882
      1637 (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: 1192581; Active phase: DB-Wax; Carrier gas: He; Data type: Kovats RI; Authors: Shimoda, M.; Shibamoto, T., Isolation and identification of headspace volatiles from brewed coffee with an on-column GC/MS method, J. Agric. Food Chem., 38(3), 1990, 802-804.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      986 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 1192581; 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
      970 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 30 C; End T: 200 C; End time: 20 min; Start time: 25 min; CAS no: 1192581; Active phase: DB-1; Data type: Normal alkane RI; Authors: Buttery, R.G.; Ling, L.C.; Stern, D.J., Studies on popcorn aroma and flavor volatiles, J. Agric. Food Chem., 45, 1997, 837-843.) NIST Spectra nist ri
      975 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Description: 30c (1.5min) => 20C/min => 55C =>6C/min => 200C(10min); CAS no: 1192581; Active phase: RSL-150; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Buchbauer, G.; Nikiforov, A.; Remberg, B., Headspace constituents of opium, Planta Medica, 60(2), 1994, 181-183.) NIST Spectra nist ri
      1020 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.18 mm; Column length: 10 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 40 C; End T: 295 C; Start time: 1.5 min; CAS no: 1192581; Active phase: SLB-5MS; Carrier gas: Helium; Phase thickness: 0.18 um; Data type: Normal alkane RI; Authors: Risticevic, S.; Carasek, E.; Pawliszyn, J., Headspace solid-phase microextraction-gas chromatographic-time-of-flight mass spectrometric methodology for geographical origin verification of coffee, Anal. Chim. Acta, 617, 2008, 72-84.) NIST Spectra nist ri
      1010 (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: 2 K/min; Start T: 30 C; End T: 260 C; End time: 28 min; Start time: 2 min; CAS no: 1192581; Active phase: HP-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Leffingwell, J.C.; Alford, E.D., Volatile constituents of Perique tobacco, Electron. J. Environ. Agric. Food Chem., 4(2), 2005, 899-915.) NIST Spectra nist ri
      1651 (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: 1192581; 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
      1607 (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: 1192581; 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
      1661 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 1192581; 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: 1192581; Active phase: HP-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Maeztu, L.; Sanz, C.; Andueza, S.; de Pena, M.P.; Bello, J.; Cid, C., Characterization of espresso coffee aroma by static headspace GC-MS and sensory flavor profile, J. Agric. Food Chem., 49, 2001, 5437-5444., 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: 1192581; 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., 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: 1192581; Active phase: HP-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Sanz, C.; Maeztu, L.; Zapelena, M.J.; Bello, J.; Cid, C., Profiles of volatile compounds and sensory analysis of three blends of coffee: influence of different proportions of Arabica and Robusta and influence of roasting coffee with sugar, J. Sci. Food Agric., 82, 2002, 840-847.) NIST Spectra nist ri
      1632 (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: 1192581; 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
      1616 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column type: Capillary; CAS no: 1192581; 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
      1631.4 (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: 1192581; 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
      1583 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 60 C; End T: 180 C; Start time: 4 min; CAS no: 1192581; Active phase: Carbowax 20M; Carrier gas: He; Data type: Normal alkane RI; Authors: Kawakami, M.; Kobayashi, A., Volatitle constituents of greem mate and roasted mate, J. Agric. Food Chem., 39(7), 1991, 1275-1279.) NIST Spectra nist ri
      1616.1 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.03 in; Column length: 500 ft; Column type: Capillary; Heat rate: 2 K/min; Start T: 60 C; End T: 190 C; Start time: 2 min; CAS no: 1192581; Active phase: Carbowax 20M; Carrier gas: He; Data type: Normal alkane RI; Authors: Kinlin, T.E.; Muralidhara, R.; Pittet, A.O.; Sanderson, A.; Walradt, J.P., Volatile components of roasted filberts, J. Agric. Food Chem., 20(5), 1972, 1021-1028.) NIST Spectra nist ri
    • Retention Index (Linear):

      970 (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: 220 C; Start time: 5 min; CAS no: 1192581; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Linear RI; Authors: Kim, J.S., Einfluss der Temperatur beim Rosten von Sesam auf Aroma und antioxidative Eigenschaften des Ols, PhD Thesis, Technischen Universitat Berlin zur Erlangung des akademischen Grades, Berlin, 2001, 151.) NIST Spectra nist ri
      964 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 40 C; End T: 260 C; End time: 10 min; CAS no: 1192581; Active phase: HP-1; Carrier gas: He; Phase thickness: 1.05 um; Data type: Linear RI; Authors: Oh, Y.-C.; Hartman, T.G.; Ho, C.-T., Volatile compounds generated from the Maillard reaction of pro-gly, gly-pro, and a mixture of glycine and proline with glucose, J. Agric. Food Chem., 40, 1992, 1878-1880.) NIST Spectra nist ri
      991 (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: 1192581; 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
      1022 (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: 1192581; 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
      1626 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 5 K/min; Start T: 40 C; End T: 240 C; End time: 10 min; CAS no: 1192581; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Lopez-Galilea I.; Fournier N.; Cid C.; Guichard E., Changes in headspace volatile concentrations of coffee brews caused by the roasting process and the brewing procedure, J. Agric. Food Chem., 54, 2006, 8560-8566.) NIST Spectra nist ri
      1610 (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: 200 C; End time: 30 min; Start time: 5 min; CAS no: 1192581; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Kim, J.S., Einfluss der Temperatur beim Rosten von Sesam auf Aroma und antioxidative Eigenschaften des Ols, PhD Thesis, Technischen Universitat Berlin zur Erlangung des akademischen Grades, Berlin, 2001, 151.) NIST Spectra nist ri
      1620 (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: 1192581; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Shiratsuchi, H.; Shimoda, M.; Imayoshi, K.; Noda, K.; Osajima, Y., Volatile flavor compounds in spray-dried skim milk powder, J. Agric. Food Chem., 42, 1994, 984-988., 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: 1192581; Active phase: DB-Wax; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Shiratsuchi, H.; Shimoda, M.; Imayoshi, K.; Noda, K.; Osajima, Y., Off-flavor compounds in spray-dried skim milk powder, J. Agric. Food Chem., 42, 1994, 1323-1327.) NIST Spectra nist ri
      1618 (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: 1192581; 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

Density: 1.0±0.1 g/cm3
Boiling Point: 195.5±13.0 °C at 760 mmHg
Vapour Pressure: 0.4±0.4 mmHg at 25°C
Enthalpy of Vaporization: 43.2±3.0 kJ/mol
Flash Point: 72.2±0.0 °C
Index of Refraction: 1.513
Molar Refractivity: 32.3±0.5 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 0.26
ACD/LogD (pH 5.5): 0.68
ACD/BCF (pH 5.5): 1.92
ACD/KOC (pH 5.5): 55.47
ACD/LogD (pH 7.4): 0.68
ACD/BCF (pH 7.4): 1.92
ACD/KOC (pH 7.4): 55.47
Polar Surface Area: 22 Å2
Polarizability: 12.8±0.5 10-24cm3
Surface Tension: 36.2±7.0 dyne/cm
Molar Volume: 107.4±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) =  1.14

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  185.31  (Adapted Stein & Brown method)
    Melting Pt (deg C):  2.74  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.745  (Mean VP of Antoine & Grain methods)
    BP  (exp database):  87-90 @ 22 mm Hg deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.156e+004
       log Kow used: 1.14 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  39725 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.82E-007  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  9.254E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.14  (KowWin est)
  Log Kaw used:  -4.705  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.845
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9802
   Biowin2 (Non-Linear Model)     :   0.9998
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9803  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8869  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.8239
   Biowin6 (MITI Non-Linear Model):   0.9241
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5928
 Ready Biodegradability Prediction:   YES

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

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  90.4 Pa (0.678 mm Hg)
  Log Koa (Koawin est  ): 5.845
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.32E-008 
       Octanol/air (Koa) model:  1.72E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.2E-006 
       Mackay model           :  2.65E-006 
       Octanol/air (Koa) model:  1.37E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  72.8087 E-12 cm3/molecule-sec
      Half-Life =     0.147 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.763 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 1.93E-006 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  29.29
      Log Koc:  1.467 

 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 = 0.180 (BCF = 1.515)
       log Kow used: 1.14 (estimated)

 Volatilization from Water:
    Henry LC:  4.82E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       1270  hours   (52.92 days)
    Half-Life from Model Lake : 1.394E+004  hours   (580.9 days)

 Removal In Wastewater Treatment:
    Total removal:               1.93  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.81  percent
    Total to Air:                0.03  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.46            3.53         1000       
   Water     42.5            360          1000       
   Soil      57              720          1000       
   Sediment  0.0879          3.24e+003    0          
     Persistence Time: 365 hr




                    

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