ChemSpider 2D Image | Uric Acid | C5H4N4O3

Uric Acid

  • Molecular FormulaC5H4N4O3
  • Average mass168.110 Da
  • Monoisotopic mass168.028336 Da
  • ChemSpider ID1142

More details:

Featured data source
The Merck Index Online

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

156158 [Beilstein]
1H-Purine-2,6,8 (3H)-trione, 7,9-dihydro-
1H-Purine-2,6,8(3H)-trione, 7,9-dihydro- [ACD/Index Name]
2,3,6,7,8,9-hexahydro-1H-purine-2,6,8-trione
2,6,8-trioxopurine
2,6,8-trioxypurine
200-720-7 [EINECS]
69-93-2 [RN]
7,9-Dihydro-1H-purin-2,6,8(3H)-trion [German] [ACD/IUPAC Name]
7,9-Dihydro-1H-purine-2,6,8(3H)-trione [ACD/IUPAC Name]
More...

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

268B43MJ25 [DBID]
AI3-15432 [DBID]
AIDS023028 [DBID]
AIDS-023028 [DBID]
bmse000126 [DBID]
C00366 [DBID]
CHEBI:17775 [DBID]
CHEBI:46811 [DBID]
CHEBI:46814 [DBID]
CHEBI:46817 [DBID]
More...

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

Density: 1.9±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.721
Molar Refractivity: 35.5±0.4 cm3
#H bond acceptors: 7
#H bond donors: 4
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -1.08
ACD/LogD (pH 5.5): -3.00
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -3.70
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 99 Å2
Polarizability: 14.1±0.5 10-24cm3
Surface Tension: 94.4±5.0 dyne/cm
Molar Volume: 89.8±5.0 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) =  -1.46
    Log Kow (Exper. database match) =  -2.17
       Exper. Ref:  Nahum,A & Horvath,C (1980)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  485.26  (Adapted Stein & Brown method)
    Melting Pt (deg C):  205.71  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.89E-010  (Modified Grain method)
    Subcooled liquid VP: 6.46E-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):  2.192e+005
       log Kow used: -2.17 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  60 mg/L (20 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L
    Wat Sol (Exper. database match) =  60.00
       Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   Incomplete
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.962E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Can Not Estimate (can not calculate HenryLC)

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6675
   Biowin2 (Non-Linear Model)     :   0.6506
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8277  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6052  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2120
   Biowin6 (MITI Non-Linear Model):   0.0889
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8361
 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):  8.61E-006 Pa (6.46E-008 mm Hg)
  Log Koa (): not available
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.348 
       Octanol/air (Koa) model:  not available
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.926 
       Mackay model           :  0.965 
       Octanol/air (Koa) model:  not available

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  12.3160 E-12 cm3/molecule-sec
      Half-Life =     0.868 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    10.422 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.175000 E-17 cm3/molecule-sec
      Half-Life =     6.549 Days (at 7E11 mol/cm3)
   Fraction sorbed to airborne particulates (phi): 0.946 (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: -2.17 (expkow database)

 Volatilization from Water:
    Henry LC:  7.96E-016 atm-m3/mole  (calculated from VP/WS)
    Half-Life from Model River: 9.534E+011  hours   (3.973E+010 days)
    Half-Life from Model Lake :  1.04E+013  hours   (4.334E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.75  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       3.68e-007       18.4         1000       
   Water     39              360          1000       
   Soil      60.9            720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr

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