ChemSpider 2D Image | 2-Methylindole | C9H9N

2-Methylindole

  • Molecular FormulaC9H9N
  • Average mass131.174 Da
  • Monoisotopic mass131.073502 Da
  • ChemSpider ID6954

More details:



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

1H-Indole, 2-methyl- [ACD/Index Name]
2-Methyl-1H-indol [German] [ACD/IUPAC Name]
2-Methyl-1H-indole [ACD/IUPAC Name]
2-Méthyl-1H-indole [French] [ACD/IUPAC Name]
2-Methylindole [Wiki]
95-20-5 [RN]
137-45-1 [RN]
202-398-3 [EINECS]
21626-70-0 [RN]
2-METHYL INDOLE
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

67600_FLUKA [DBID]
AI3-03945 [DBID]
M51407_ALDRICH [DBID]
NSC 7514 [DBID]
NSC7514 [DBID]
ZINC01088076 [DBID]
  • Experimental Physico-chemical Properties
  • Predicted Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      Off white solid Novochemy [NC-30541]
      off-white solid Novochemy [NC-30541]
    • Safety:

      22 Alfa Aesar A10764
      36 Alfa Aesar A10764
      GHS07 Biosynth M-3895
      H302 Alfa Aesar A10764
      H302 Biosynth M-3895
      Harmful/Irritant/Corrosive/Air Sensitive/Light Sensitive/Stench/Keep Cold/Store under Argon SynQuest 3H30-1-A8, 69848
      IRRITANT Matrix Scientific 075003
      P264; P330; P301+P312 Biosynth M-3895
      P264-P270-P301+P312-P330-P501a Alfa Aesar A10764
      Warning Alfa Aesar A10764
      Warning Biosynth M-3895
      WARNING: Irritates lungs, eyes, skin Alfa Aesar A10764
  • Gas Chromatography
    • Retention Index (Kovats):

      1264 (estimated with error: 83) NIST Spectra mainlib_118722, replib_163686, replib_2951
      1385 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 2 m; Column type: Packed; Start T: 170 C; CAS no: 95205; Active phase: SE-30; Carrier gas: N2; Substrate: Chromosorb W-AW; Data type: Kovats RI; Authors: Tibor, T.; Anna, B., Gazkromatografias retencio es a kemiai szerkezet, I., Magy. Kem. Foly., 77, 1971, 576-587.) NIST Spectra nist ri
      1400 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 2 m; Column type: Packed; Start T: 190 C; CAS no: 95205; Active phase: SE-30; Carrier gas: N2; Substrate: Chromosorb W-AW; Data type: Kovats RI; Authors: Tibor, T.; Anna, B., Gazkromatografias retencio es a kemiai szerkezet, I., Magy. Kem. Foly., 77, 1971, 576-587.) NIST Spectra nist ri
      2425 (Program type: Isothermal; Col... (show more) umn class: Standard polar; Column length: 2 m; Column type: Packed; Start T: 170 C; CAS no: 95205; Active phase: PEG-20M; Carrier gas: N2; Substrate: Chromosorb W-AW; Data type: Kovats RI; Authors: Tibor, T.; Anna, B., Gazkromatografias retencio es a kemiai szerkezet, I., Magy. Kem. Foly., 77, 1971, 576-587.) NIST Spectra nist ri
    • Retention Index (Lee):

      234.59 (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: 95205; 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
      240.1 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.30 mm; Column length: 20 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 265 C; Start time: 2 min; CAS no: 95205; Active phase: SE-52; Carrier gas: H2; Phase thickness: 0.25 um; Data type: Lee RI; Authors: Vassilaros, D.L.; Kong, R.C.; Later, D.W.; Lee, M.L., Linear retention index system for polycyclic aromatic compounds. Critical evaluation and additional indices, J. Chromatogr., 252, 1982, 1-20.) NIST Spectra nist ri
      237.42 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.3 mm; Column length: 12 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 50 C; End T: 250 C; CAS no: 95205; Active phase: SE-52; Carrier gas: He; Phase thickness: 0.34 um; Data type: Lee RI; Authors: Lee, M.L.; Vassilaros, D.L.; White, C.M.; Novotny, M., Retention Indices for Programmed-Temperature Capillary-Column Gas Chromatography of Polycyclic Aromatic Hydrocarbons, Anal. Chem., 51(6), 1979, 768-773.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      1382 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 5 m; Column type: Packed; Heat rate: 0.85 K/min; Start T: 100 C; End T: 300 C; CAS no: 95205; Active phase: SE-30; Carrier gas: Ar; Substrate: Gas Chrom P (100-120 mesh); Data type: Normal alkane RI; Authors: van Binst, G.; Dewaersegger, L.; Martin, R.H., Application de la Chromatographie en Phase Gazeuse A L'Etude des Produits de Pyrolyse D'alcoides Indoliques. II. Interpretation des Pyrogrammes et Discussion, J. Chromatogr., 25, 1966, 15-28.) NIST Spectra nist ri
      1392.3 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 25 m; Column type: Capillary; Description: 70 0C (1 min) ^ 10 0C/min -> 130 0C ^ 6 0C/min -> 260 0C (20 min); CAS no: 95205; Active phase: SE-52; Carrier gas: He; Phase thickness: 0.17 um; Data type: Normal alkane RI; Authors: Onuska, F.I.; Terry, K.A., Identification and quantitative analysis of nigrogen-containing polycyclic aromatic hydrocarbons in sediments, J. Hi. Res. Chromatogr., 12, 1989, 362-367.) NIST Spectra nist ri
      2462.2 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 50 C; End T: 240 C; Start time: 2 min; CAS no: 95205; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.32 um; Data type: Normal alkane RI; Authors: Barrio, M.E.; Lliberia, J.Ll.; Comellas, L.; Broto-Puig, F., Pyrolysis-gas chromatography applied to the study of organic matter evolution in sewage sludge-amended soils using nitrogen-phosphorus, flame ionization and mass spectrometric detection, J. Chromatogr. A, 719, 1996, 131-139.) NIST Spectra nist ri
    • Retention Index (Linear):

      1423 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 50 m; Column type: Capillary; Description: OC (5min) => 60C/min => 60C(5min) =>4C/min => 250C; CAS no: 95205; Active phase: BPX-5; Carrier gas: He; Phase thickness: 0.5 um; Data type: Linear RI; Authors: Bredie, W.L.P.; Mottram, D.S.; Guy, R.C.E., Aroma volatiles generated during extrusion cooking of maize flour, J. Agric. Food Chem., 46, 1998, 1479-1487.) NIST Spectra nist ri
      1373 (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: 95205; 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

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.1±0.1 g/cm3
Boiling Point: 272.0±0.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.5 mmHg at 25°C
Enthalpy of Vaporization: 49.0±3.0 kJ/mol
Flash Point: 112.5±11.3 °C
Index of Refraction: 1.655
Molar Refractivity: 43.4±0.3 cm3
#H bond acceptors: 1
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 2.60
ACD/LogD (pH 5.5): 2.59
ACD/BCF (pH 5.5): 54.33
ACD/KOC (pH 5.5): 607.50
ACD/LogD (pH 7.4): 2.59
ACD/BCF (pH 7.4): 54.33
ACD/KOC (pH 7.4): 607.50
Polar Surface Area: 16 Å2
Polarizability: 17.2±0.5 10-24cm3
Surface Tension: 46.4±3.0 dyne/cm
Molar Volume: 118.1±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) =  2.60
    Log Kow (Exper. database match) =  2.53
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  267.08  (Adapted Stein & Brown method)
    Melting Pt (deg C):  53.32  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.00394  (Modified Grain method)
    MP  (exp database):  61 deg C
    BP  (exp database):  272 deg C
    Subcooled liquid VP: 0.00852 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  628.4
       log Kow used: 2.53 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  187.55 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.78E-007  atm-m3/mole
   Group Method:   2.74E-006  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.082E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.53  (exp database)
  Log Kaw used:  -4.398  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  6.928
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7398
   Biowin2 (Non-Linear Model)     :   0.8485
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8344  (weeks       )
   Biowin4 (Primary Survey Model) :   3.5899  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4044
   Biowin6 (MITI Non-Linear Model):   0.4126
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0128
 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):  1.14 Pa (0.00852 mm Hg)
  Log Koa (Koawin est  ): 6.928
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.64E-006 
       Octanol/air (Koa) model:  2.08E-006 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  9.54E-005 
       Mackay model           :  0.000211 
       Octanol/air (Koa) model:  0.000166 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 200.1360 E-12 cm3/molecule-sec
      Half-Life =     0.053 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.641 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.000153 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1613
      Log Koc:  3.208 

 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 = 1.248 (BCF = 17.71)
       log Kow used: 2.53 (expkow database)

 Volatilization from Water:
    Henry LC:  2.74E-006 atm-m3/mole  (estimated by Group SAR Method)
    Half-Life from Model River:      245.9  hours   (10.25 days)
    Half-Life from Model Lake :       2779  hours   (115.8 days)

 Removal In Wastewater Treatment:
    Total removal:               3.33  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     3.08  percent
    Total to Air:                0.15  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.141           1.28         1000       
   Water     27.3            360          1000       
   Soil      72.3            720          1000       
   Sediment  0.2             3.24e+003    0          
     Persistence Time: 441 hr




                    

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