ChemSpider 2D Image | 3-isobutyl-8-pyrrolidinoxanthine | C13H19N5O2

3-isobutyl-8-pyrrolidinoxanthine

  • Molecular FormulaC13H19N5O2
  • Average mass277.322 Da
  • Monoisotopic mass277.153870 Da
  • ChemSpider ID8396748

More details:

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

1H-Purine-2,6-dione, 3,7-dihydro-3-(2-methylpropyl)-8-(1-pyrrolidinyl)- [ACD/Index Name]
3-Isobutyl-8-(1-pyrrolidinyl)-3,7-dihydro-1H-purin-2,6-dion [German] [ACD/IUPAC Name]
3-Isobutyl-8-(1-pyrrolidinyl)-3,7-dihydro-1H-purine-2,6-dione [ACD/IUPAC Name]
3-Isobutyl-8-(1-pyrrolidinyl)-3,7-dihydro-1H-purine-2,6-dione [French] [ACD/IUPAC Name]
3-isobutyl-8-pyrrolidinoxanthine
3-(2-methylpropyl)-8-pyrrolidin-1-yl-7H-purine-2,6-dione
IPDX

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

Density: 1.3±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.593
Molar Refractivity: 72.3±0.3 cm3
#H bond acceptors: 7
#H bond donors: 2
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 0.88
ACD/LogD (pH 5.5): 1.13
ACD/BCF (pH 5.5): 4.29
ACD/KOC (pH 5.5): 98.58
ACD/LogD (pH 7.4): 1.14
ACD/BCF (pH 7.4): 4.30
ACD/KOC (pH 7.4): 98.81
Polar Surface Area: 81 Å2
Polarizability: 28.7±0.5 10-24cm3
Surface Tension: 57.6±3.0 dyne/cm
Molar Volume: 213.4±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) =  2.40

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  606.52  (Adapted Stein & Brown method)
    Melting Pt (deg C):  262.36  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.26E-013  (Modified Grain method)
    Subcooled liquid VP: 4.98E-011 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):  146.7
       log Kow used: 2.40 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  386.22 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.21E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.134E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.40  (KowWin est)
  Log Kaw used:  -12.044  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.444
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4103
   Biowin2 (Non-Linear Model)     :   0.0410
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3315  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.1596  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.1193
   Biowin6 (MITI Non-Linear Model):   0.0067
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.0178
 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):  6.64E-009 Pa (4.98E-011 mm Hg)
  Log Koa (Koawin est  ): 14.444
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  452 
       Octanol/air (Koa) model:  68.2 
   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 =  59.9152 E-12 cm3/molecule-sec
      Half-Life =     0.179 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.142 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    :  29.45
      Log Koc:  1.469 

 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 = 1.152 (BCF = 14.18)
       log Kow used: 2.40 (estimated)

 Volatilization from Water:
    Henry LC:  2.21E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.412E+010  hours   (1.838E+009 days)
    Half-Life from Model Lake : 4.813E+011  hours   (2.005E+010 days)

 Removal In Wastewater Treatment:
    Total removal:               2.84  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.74  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       0.00579         4.28         1000       
   Water     17.3            900          1000       
   Soil      82.6            1.8e+003     1000       
   Sediment  0.119           8.1e+003     0          
     Persistence Time: 1.58e+003 hr

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