ChemSpider 2D Image | Doxofylline | C11H14N4O4

Doxofylline

  • Molecular FormulaC11H14N4O4
  • Average mass266.253 Da
  • Monoisotopic mass266.101501 Da
  • ChemSpider ID46175

More details:

Featured data source
The Merck Index Online

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

1H-Purine-2,6-dione, 7-(1,3-dioxolan-2-ylmethyl)-3,7-dihydro-1,3-dimethyl- [ACD/Index Name]
274-239-6 [EINECS]
69975-86-6 [RN]
7-((1,3-dioxolan-2-yl)methyl)-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione
7-(1,3-Dioxolan-2-ylmethyl)-1,3-dimethyl-3,7-dihydro-1H-purin-2,6-dion [German] [ACD/IUPAC Name]
7-(1,3-Dioxolan-2-ylmethyl)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione [ACD/IUPAC Name]
7-(1,3-Dioxolan-2-ylméthyl)-1,3-diméthyl-3,7-dihydro-1H-purine-2,6-dione [French] [ACD/IUPAC Name]
7-(1,3-dioxolan-2-ylmethyl)-1,3-dimethylpurine-2,6-dione
7-(1,3-Dioxolan-2-ylmethyl)-3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione
7-(1,3-Dioxolan-2-ylmethyl)theophylline
More...

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

5156 [DBID]
ABC-1213 [DBID]
BRN 0561195 [DBID]
D03898 [DBID]
DO-309 [DBID]
ZINC00003837 [DBID]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.6±0.1 g/cm3
Boiling Point: 505.2±53.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.3 mmHg at 25°C
Enthalpy of Vaporization: 77.5±3.0 kJ/mol
Flash Point: 259.3±30.9 °C
Index of Refraction: 1.700
Molar Refractivity: 64.6±0.5 cm3
#H bond acceptors: 8
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: -0.70
ACD/LogD (pH 5.5): -0.22
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 18.11
ACD/LogD (pH 7.4): -0.22
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 18.11
Polar Surface Area: 77 Å2
Polarizability: 25.6±0.5 10-24cm3
Surface Tension: 63.3±7.0 dyne/cm
Molar Volume: 167.1±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) =  -0.57

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  499.23  (Adapted Stein & Brown method)
    Melting Pt (deg C):  212.24  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.93E-010  (Modified Grain method)
    Subcooled liquid VP: 2.87E-008 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):  2858
       log Kow used: -0.57 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  38737 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.44E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.592E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.57  (KowWin est)
  Log Kaw used:  -12.230  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.660
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.0739
   Biowin2 (Non-Linear Model)     :   0.0005
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5934  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4441  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0333
   Biowin6 (MITI Non-Linear Model):   0.0116
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.1076
 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):  3.83E-006 Pa (2.87E-008 mm Hg)
  Log Koa (Koawin est  ): 11.660
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.784 
       Octanol/air (Koa) model:  0.112 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.966 
       Mackay model           :  0.984 
       Octanol/air (Koa) model:  0.9 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  34.9908 E-12 cm3/molecule-sec
      Half-Life =     0.306 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.668 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.975 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 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 = 0.500 (BCF = 3.162)
       log Kow used: -0.57 (estimated)

 Volatilization from Water:
    Henry LC:  1.44E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 6.634E+010  hours   (2.764E+009 days)
    Half-Life from Model Lake : 7.238E+011  hours   (3.016E+010 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       8.91e-006       7.34         1000       
   Water     46.3            900          1000       
   Soil      53.6            1.8e+003     1000       
   Sediment  0.089           8.1e+003     0          
     Persistence Time: 975 hr

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