ChemSpider 2D Image | UW7523000 | C4H4N2O2

UW7523000

  • Molecular FormulaC4H4N2O2
  • Average mass112.087 Da
  • Monoisotopic mass112.027275 Da
  • ChemSpider ID13856

More details:






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

1193-24-4 [RN]
214-772-3 [EINECS]
4(3H)-pyrimidinone, 6-hydroxy-
4,6-Dihydroxypyrimidine
4,6-Pyrimidinediol [ACD/Index Name] [ACD/IUPAC Name]
4,6-Pyrimidinediol [French] [ACD/Index Name] [ACD/IUPAC Name]
4-Hydroxy-6-aminopyrimidine
6-Hydroxy-4(1H)-pyrimidinon [German] [ACD/IUPAC Name]
6-Hydroxy-4(1H)-pyrimidinone [ACD/IUPAC Name]
6-Hydroxy-4(1H)-pyrimidinone [French] [ACD/IUPAC Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

112224 [DBID]
6L93V0S662 [DBID]
AC-907/25014023 [DBID]
AIDS049431 [DBID]
AIDS-049431 [DBID]
CCRIS 4693 [DBID]
D120405_ALDRICH [DBID]
NSC 22838 [DBID]
NSC22838 [DBID]
UNII:6L93V0S662 [DBID]
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Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.5±0.1 g/cm3
Boiling Point: 358.5±22.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 62.8±3.0 kJ/mol
Flash Point: 170.6±22.3 °C
Index of Refraction: 1.640
Molar Refractivity: 26.2±0.3 cm3
#H bond acceptors: 4
#H bond donors: 2
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -1.90
ACD/LogD (pH 5.5): -2.05
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -3.71
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 66 Å2
Polarizability: 10.4±0.5 10-24cm3
Surface Tension: 92.5±3.0 dyne/cm
Molar Volume: 72.7±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) =  -1.55

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  402.58  (Adapted Stein & Brown method)
    Melting Pt (deg C):  148.22  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  8.71E-009  (Modified Grain method)
    Subcooled liquid VP: 1.56E-007 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):  1.102e+005
       log Kow used: -1.55 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  8.5929e+005 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Alcohols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.43E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.166E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.55  (KowWin est)
  Log Kaw used:  -9.853  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.303
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0631
   Biowin2 (Non-Linear Model)     :   0.9947
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0572  (weeks       )
   Biowin4 (Primary Survey Model) :   4.0209  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6851
   Biowin6 (MITI Non-Linear Model):   0.7463
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3669
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  2.08E-005 Pa (1.56E-007 mm Hg)
  Log Koa (Koawin est  ): 8.303
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.144 
       Octanol/air (Koa) model:  4.93E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.839 
       Mackay model           :  0.92 
       Octanol/air (Koa) model:  0.00393 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  31.8430 E-12 cm3/molecule-sec
      Half-Life =     0.336 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     4.031 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): 0.88 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.523
      Log Koc:  0.183 

 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: -1.55 (estimated)

 Volatilization from Water:
    Henry LC:  3.43E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.807E+008  hours   (7.53E+006 days)
    Half-Life from Model Lake : 1.971E+009  hours   (8.214E+007 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       0.000585        7.67         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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