Methapyrilene

Names and Synonyms
Database ID(s)

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

1,2-Ethanediamine, N¹,N¹-dimethyl-N²-2-pyridinyl-N²-(2-thienylmethyl)- [ACD/Index Name]

1,2-ethanediamine, N1,N1-dimethyl-N2-2-pyridinyl-N2-(2-thienylmethyl)-

2-[(2-Dimethylaminoethyl)-2-thenylamino]pyridine

202-099-8 [EINECS]

91-80-5 [RN]

Metapirileno [Spanish] [INN]

Methapyrilene [INN] [Wiki]

Methapyrilenum [Latin]

N,N-Dimethyl-N'-(2-pyridinyl)-N'-(2-thienylmethyl)-1,2-ethandiamin [German] [ACD/IUPAC Name]

N,N-Dimethyl-N'-(2-pyridinyl)-N'-(2-thienylmethyl)-1,2-ethanediamine [ACD/IUPAC Name]

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

1883 [DBID]

A01LX40298 [DBID]

AH 42 [DBID]

A 3322 [DBID]

AH-42 [DBID]

BPBio1_000445 [DBID]

BRN 0220729 [DBID]

BSPBio_000403 [DBID]

BSPBio_003464 [DBID]

C11114 [DBID]

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Experimental data
Predicted - ACD/Labs
Predicted - EPISuite
Predicted - ChemAxon
Predicted - Mcule

Experimental Physico-chemical Properties
- Experimental Boiling Point:
  
  173-175 °C / 3 mmHg OU Chemical Safety Data (No longer updated) More details
- Experimental Solubility:
  
  -2.64 Egon Willighagen http://dx.doi.org/10.1021/ci050282s

Miscellaneous

Appearance:

colourless liquid OU Chemical Safety Data (No longer updated) More details
Stability:

Stable. Incompatible with strong oxidizing agents. OU Chemical Safety Data (No longer updated) More details

Toxicity:

Safety:

Safety glasses, adequate ventilation. OU Chemical Safety Data (No longer updated) More details

Retention Index (Kovats):

1957 (estimated with error: 89) NIST Spectra mainlib_246498, replib_12682, replib_292141, replib_312918

1981 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.22 mm; Column length: 25 m; Column type: Capillary; Start T: 200 C; CAS no: 91805; Active phase: BP-1; Carrier gas: N2; Phase thickness: 0.25 um; Data type: Kovats RI; Authors: Japp, M.; Gill, R.; Osselton, M.D., Comparison of drug retention indices determined on packed, wide bore capillary and narrow bore capillary columns, J. Forensic Sci., 32(6), 1987, 1574-1586.) NIST Spectra nist ri

1993 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column diameter: 0.53 mm; Column length: 25 m; Column type: Capillary; Start T: 200 C; CAS no: 91805; Active phase: BP-1; Carrier gas: N2; Phase thickness: 1 um; Data type: Kovats RI; Authors: Japp, M.; Gill, R.; Osselton, M.D., Comparison of drug retention indices determined on packed, wide bore capillary and narrow bore capillary columns, J. Forensic Sci., 32(6), 1987, 1574-1586.) NIST Spectra nist ri

1974 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.49 mm; Column length: 25 m; Column type: Capillary; Heat rate: 8 K/min; Start T: 100 C; End T: 275 C; End time: 15 min; Start time: 2 min; CAS no: 91805; Active phase: SE-30; Phase thickness: 1.14 um; Data type: Kovats RI; Authors: Schepers, P.; Wijsbeek, J.; Franke, J.P.; de Zeeuw, R.A., Applicability of capillary gas chromatography to substance identification in toxicology by means of retention indices, J. Forensic Sci., 27(1), 1982, 49-60.) NIST Spectra nist ri

1980 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 6 ft; Column type: Packed; CAS no: 91805; Active phase: OV-101; Carrier gas: N2; Substrate: Chromosorb W; Data type: Kovats RI; Authors: McLinden, V.J.; Stenhouse, A.M., A chromatography system for drug identification, Forensic Sci. Int., 13, 1979, 71-79.) NIST Spectra nist ri

1985 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column type: Packed; Start T: 200 C; CAS no: 91805; Active phase: OV-1; Data type: Kovats RI; Authors: Berninger, H.; Moller, M.R., Retentionsindices zur gaschromatographischen Identifizierung von Arzneimitteln, Arch. Toxicol., 37, 1977, 295-305.) NIST Spectra nist ri

Retention Index (Lee):

Retention Index (Normal Alkane):

1979.7 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.26 mm; Column length: 30 m; Column type: Capillary; Heat rate: 8 K/min; Start T: 120 C; End T: 280 C; End time: 22 min; Start time: 1 min; CAS no: 91805; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Manca, D.; Ferron, L.; Weber, J-P., A System for Toxicological Screening by Capillary Gas Chromatography with Use of Drug Retention Index Based on Nitrogen-Containing Reference Compounds, Clin. Chem., 35(4), 1989, 601-607.) NIST Spectra nist ri

1965 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 2 m; Column type: Packed; Heat rate: 2.5 K/min; Start T: 120 C; End T: 200 C; CAS no: 91805; Active phase: SE-30; Substrate: Gas Chrom P; Data type: Normal alkane RI; Authors: Marozzi, E.; Gambaro, V.; Saligari, E.; Mariani, R.; Lodi, F., Use of the retention index in gas chromatographic studies of drugs, J. Anal. Toxicol., 6, 1982, 185-192.) NIST Spectra nist ri

1981 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Other; CAS no: 91805; Active phase: Methyl Silicone; Data type: Normal alkane RI; Authors: Ardrey, R.E.; Moffat, A.C., Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase, J. Chromatogr., 220, 1981, 195-252.) NIST Spectra nist ri

1975 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 6 ft; Column type: Packed; Heat rate: 8 K/min; Start T: 130 C; End T: 290 C; End time: 8 min; Start time: 2 min; CAS no: 91805; Active phase: SE-30; Carrier gas: N2; Substrate: Chromosorb W AW DMS; Data type: Normal alkane RI; Authors: Peel, H.W.; Perrigo, B., A practical gas chromatographic screening procedure for toxicological analysis, Can.Soc.Forens.Sci.J., 9(2), 1975, 69-74., Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 6 ft; Column type: Packed; Heat rate: 8 K/min; Start T: 130 C; End T: 290 C; End time: 8 min; Start time: 2 min; CAS no: 91805; Active phase: SE-30; Carrier gas: Nitrogen; Substrate: Chromosorb W AW DMS (80-100 mesh); Data type: Normal alkane RI; Authors: Peel, H.W.; Perrigo, B., A practical gas chromatographic screening procedure for toxicological analysis, Can. Soc. Forens. Sci. J., 9(2), 1976, 69-74.) NIST Spectra nist ri

1983 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 12.5 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 110 C; End T: 290 C; End time: 6.5 min; Start time: 1 min; CAS no: 91805; Active phase: Ultra-2; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Watts, V.W.; Simonick, T.F., A retention index library for commonly encountered drugs and metabolites using tri-n-alkylamines as reference compounds, nitrogen-phosphorus detectors, and dual capillary chromatography, J. Anal. Toxicol., 11, 1987, 210-214.) NIST Spectra nist ri

Retention Index (Linear):

1994 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.75 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 160 C; End T: 280 C; End time: 12 min; CAS no: 91805; Active phase: SPB-1; Carrier gas: He; Phase thickness: 1.0 um; Data type: Linear RI; Authors: Christ, D.W.; Noomano, P.; Rosas, M.; Rhone, D., Retention indices by wide-bore capillary gas chromatography with nitrogen-phosphorus detection, J. Anal. Toxicol., 12, 1988, 84-88.) NIST Spectra nist ri

1965 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 15 m; Column type: Capillary; Heat rate: 8 K/min; Start T: 120 C; End T: 280 C; End time: 5 min; CAS no: 91805; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Perrigo, B.J.; Ballantyne, D.J.; Peel, H.W., Condierations in developing a data base for drugs on a DBI capillary column, J. Can. Soc. Forensic Sci., 17(2), 1984, 41-49., Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 15 m; Column type: Capillary; Heat rate: 8 K/min; Start T: 120 C; End T: 280 C; End time: 5 min; CAS no: 91805; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Perrigo, B.J.; Peel, H.W.; Ballantyne, D.J., Use of Dual-Column Fused-Silica Capillary Gas Chromatography in Combination with Detector Response Factors for Analytical Toxicology., J. Chromatogr., 341, 1985, 81-88.) NIST Spectra nist ri

1975 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 1.8 m; Column type: Packed; Heat rate: 8 K/min; Start T: 130 C; End T: 290 C; End time: 8 min; Start time: 2 min; CAS no: 91805; Active phase: SE-30; Carrier gas: N2; Substrate: Chromosorb W; Data type: Linear RI; Authors: Perrigo, B.J.; Peel, H.W., The use of retention indices and temperature-programmed gas chromatography in analytical toxicology, J. Chromatogr. Sci., 19, 1981, 219-226.) 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:	389.6±37.0 °C at 760 mmHg
Vapour Pressure:	0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization:	63.9±3.0 kJ/mol
Flash Point:	189.4±26.5 °C
Index of Refraction:	1.612
Molar Refractivity:	79.1±0.3 cm³
#H bond acceptors:	3
#H bond donors:	0
#Freely Rotating Bonds:	6
#Rule of 5 Violations:	0

ACD/LogP:	2.51
ACD/LogD (pH 5.5):	-0.17
ACD/BCF (pH 5.5):	1.00
ACD/KOC (pH 5.5):	1.00
ACD/LogD (pH 7.4):	1.04
ACD/BCF (pH 7.4):	1.33
ACD/KOC (pH 7.4):	13.01
Polar Surface Area:	48 Å²
Polarizability:	31.4±0.5 10^-24cm³
Surface Tension:	49.5±3.0 dyne/cm
Molar Volume:	227.6±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) =  2.55
    Log Kow (Exper. database match) =  2.87
       Exper. Ref:  Sangster (1994)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  362.38  (Adapted Stein & Brown method)
    Melting Pt (deg C):  134.43  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.33E-006  (Modified Grain method)
    BP  (exp database):  173-175 @ 3 mm Hg deg C
    Subcooled liquid VP: 6.7E-005 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):  736.9
       log Kow used: 2.87 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  601 mg/L (30 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  74542 mg/L
    Wat Sol (Exper. database match) =  601.00
       Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aliphatic Amines
       Thiophenes

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.24E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.488E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.87  (exp database)
  Log Kaw used:  -9.878  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.748
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.0580
   Biowin2 (Non-Linear Model)     :   0.0011
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.8978  (months      )
   Biowin4 (Primary Survey Model) :   2.8759  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.1672
   Biowin6 (MITI Non-Linear Model):   0.0039
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.4551
 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):  0.00893 Pa (6.7E-005 mm Hg)
  Log Koa (Koawin est  ): 12.748
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000336 
       Octanol/air (Koa) model:  1.37 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.012 
       Mackay model           :  0.0262 
       Octanol/air (Koa) model:  0.991 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 150.0744 E-12 cm3/molecule-sec
      Half-Life =     0.071 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.855 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0191 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  7588
      Log Koc:  3.880 

 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 = 1.510 (BCF = 32.35)
       log Kow used: 2.87 (expkow database)

 Volatilization from Water:
    Henry LC:  3.24E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.922E+008  hours   (1.217E+007 days)
    Half-Life from Model Lake : 3.187E+009  hours   (1.328E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               4.73  percent
    Total biodegradation:        0.12  percent
    Total sludge adsorption:     4.61  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.71e-005       1.71         1000       
   Water     11.4            1.44e+003    1000       
   Soil      88.4            2.88e+003    1000       
   Sediment  0.212           1.3e+004     0          
     Persistence Time: 2.62e+003 hr

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More details:

Experimental Boiling Point:

Experimental Solubility:

Appearance:

Stability:

Toxicity:

Safety:

Chemical Class:

Retention Index (Kovats):

Retention Index (Lee):

Retention Index (Normal Alkane):

Retention Index (Linear):

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