ChemSpider 2D Image | fenethylline | C18H23N5O2

fenethylline

  • Molecular FormulaC18H23N5O2
  • Average mass341.408 Da
  • Monoisotopic mass341.185181 Da
  • ChemSpider ID18398

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1,3-Dimethyl-7-{2-[(1-phenyl-2-propanyl)amino]ethyl}-3,7-dihydro-1H-purin-2,6-dion [German] [ACD/IUPAC Name]
1,3-Dimethyl-7-{2-[(1-phenyl-2-propanyl)amino]ethyl}-3,7-dihydro-1H-purine-2,6-dione [ACD/IUPAC Name]
1,3-Diméthyl-7-{2-[(1-phényl-2-propanyl)amino]éthyl}-3,7-dihydro-1H-purine-2,6-dione [French] [ACD/IUPAC Name]
1,3-Dimethyl-7-{2-[(1-phenylpropan-2-yl)amino]ethyl}-3,7-dihydro-1H-purine-2,6-dione
1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-7-[2-[(1-methyl-2-phenylethyl)amino]ethyl]- [ACD/Index Name]
3,7-Dihydro-1,3-dimethyl-7-[2-[(1-methyl-2-phenylethyl)amino]ethyl]-1H-purine-2,6-dione
3736-08-1 [RN]
7-(3-Phenyl-2-propylaminoethyl)theophylline
7-(Phenylisopropylaminoethyl)theophylline
7-[2-[(a-Methylphenethyl)amino]ethyl]theophylline
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

H 814 [German] [DBID]
BRN 1169517 [DBID]
D323 [DBID]
DEA No. 1503 [DBID]
NSC169872 [DBID]
  • Gas Chromatography
    • Retention Index (Kovats):

      3000 (estimated with error: 83) NIST Spectra mainlib_335544, replib_247647
      2820 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column type: Packed; Start T: 250 C; CAS no: 3736081; 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 (Normal Alkane):

      2828.2 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.2 mm; Column length: 12.5 m; Column type: Capillary; Heat rate: 25 K/min; Start T: 50 C; End T: 250 C; End time: 5 min; Start time: 2 min; CAS no: 3736081; Active phase: Ultra-1; Carrier gas: N2; Phase thickness: 0.33 um; Data type: Normal alkane RI; Authors: Georgakopoulos, C.G.; Kiburis, J.C.; Jurs, P.C., Prediction of Gas Chromatographic Relative Retention Times of Stimulants and Narcotics, Anal. Chem., 63(18), 1991, 2021-2024.) NIST Spectra nist ri
      2830 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Other; CAS no: 3736081; 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
      2835.5 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.2 mm; Column length: 12.5 m; Column type: Capillary; Heat rate: 25 K/min; Start T: 75 C; End T: 320 C; End time: 2 min; CAS no: 3736081; Active phase: Ultra-2; Phase thickness: 0.11 um; Data type: Normal alkane RI; Authors: Hemmersbach, P.; de la Torre, R., Review. Stimulants, narcotics and .beta.-blockers: 25 years of development in analytical techniques for doping control, J. Chromatogr. B, 687, 1996, 221-238.) NIST Spectra nist ri

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

Density: 1.3±0.1 g/cm3
Boiling Point: 563.8±60.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.5 mmHg at 25°C
Enthalpy of Vaporization: 84.7±3.0 kJ/mol
Flash Point: 294.8±32.9 °C
Index of Refraction: 1.636
Molar Refractivity: 97.0±0.5 cm3
#H bond acceptors: 7
#H bond donors: 1
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 0
ACD/LogP: 1.90
ACD/LogD (pH 5.5): -0.82
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): 0.29
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 4.64
Polar Surface Area: 70 Å2
Polarizability: 38.4±0.5 10-24cm3
Surface Tension: 49.0±7.0 dyne/cm
Molar Volume: 270.5±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) =  2.04

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  576.11  (Adapted Stein & Brown method)
    Melting Pt (deg C):  248.15  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.16E-012  (Modified Grain method)
    Subcooled liquid VP: 3.08E-010 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):  127.3
       log Kow used: 2.04 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  118.93 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.53E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.094E-015 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.04  (KowWin est)
  Log Kaw used:  -13.204  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.244
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9216
   Biowin2 (Non-Linear Model)     :   0.8384
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4163  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.3348  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.2273
   Biowin6 (MITI Non-Linear Model):   0.0020
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.1846
 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):  4.11E-008 Pa (3.08E-010 mm Hg)
  Log Koa (Koawin est  ): 15.244
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  73.1 
       Octanol/air (Koa) model:  431 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 122.4682 E-12 cm3/molecule-sec
      Half-Life =     0.087 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.048 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  432.1
      Log Koc:  2.636 

 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 = 0.868 (BCF = 7.378)
       log Kow used: 2.04 (estimated)

 Volatilization from Water:
    Henry LC:  1.53E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 7.071E+011  hours   (2.946E+010 days)
    Half-Life from Model Lake : 7.714E+012  hours   (3.214E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               2.28  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.19  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       6.97e-005       2.1          1000       
   Water     22.3            900          1000       
   Soil      77.6            1.8e+003     1000       
   Sediment  0.0904          8.1e+003     0          
     Persistence Time: 1.44e+003 hr




                    

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