ChemSpider 2D Image | MFCD00042777 | C7H8N4O2

MFCD00042777

  • Molecular FormulaC7H8N4O2
  • Average mass180.164 Da
  • Monoisotopic mass180.064728 Da
  • ChemSpider ID76783

More details:

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

15837-08-8 [RN]
1H-Purine-2,6-dione, 3,9-dihydro-3,9-dimethyl- [ACD/Index Name]
2,6-Dihydroxy-3,9-dimethylpurine
239-942-4 [EINECS]
3,9-Dimethyl-1H-purine-2,6(3H,9H)-dione
3,9-Dimethyl-3,9-dihydro-1H-purin-2,6-dion [German] [ACD/IUPAC Name]
3,9-Dimethyl-3,9-dihydro-1H-purine-2,6-dione [ACD/IUPAC Name]
3,9-Diméthyl-3,9-dihydro-1H-purine-2,6-dione [French] [ACD/IUPAC Name]
3,9-Dimethylxanthine
MFCD00042777
More...

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

3679243 [DBID]
41763_FLUKA [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:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.737
Molar Refractivity: 45.1±0.5 cm3
#H bond acceptors: 6
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -0.72
ACD/LogD (pH 5.5): -0.25
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 17.48
ACD/LogD (pH 7.4): -0.25
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 17.47
Polar Surface Area: 67 Å2
Polarizability: 17.9±0.5 10-24cm3
Surface Tension: 65.8±7.0 dyne/cm
Molar Volume: 112.1±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) =  -0.05

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  483.47  (Adapted Stein & Brown method)
    Melting Pt (deg C):  204.88  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  8.95E-010  (Modified Grain method)
    Subcooled liquid VP: 7.17E-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):  2998
       log Kow used: -0.05 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  32619 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.63E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.077E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.05  (KowWin est)
  Log Kaw used:  -9.176  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.126
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6618
   Biowin2 (Non-Linear Model)     :   0.6107
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8010  (weeks       )
   Biowin4 (Primary Survey Model) :   3.5878  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1852
   Biowin6 (MITI Non-Linear Model):   0.0747
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5815
 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):  9.56E-006 Pa (7.17E-008 mm Hg)
  Log Koa (Koawin est  ): 9.126
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.314 
       Octanol/air (Koa) model:  0.000328 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.919 
       Mackay model           :  0.962 
       Octanol/air (Koa) model:  0.0256 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  18.8609 E-12 cm3/molecule-sec
      Half-Life =     0.567 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     6.805 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.94 (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: -0.05 (estimated)

 Volatilization from Water:
    Henry LC:  1.63E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.821E+007  hours   (2.009E+006 days)
    Half-Life from Model Lake :  5.26E+008  hours   (2.192E+007 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       0.00672         13.6         1000       
   Water     38.6            360          1000       
   Soil      61.4            720          1000       
   Sediment  0.0711          3.24e+003    0          
     Persistence Time: 580 hr

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