4-Amino-2-oxo-1,2-dihydropyrimidinediium

ChemSpider ID: 10384056
Molecular Formula: C₄H₇N₃O
Average mass: 113.116798 Da
Monoisotopic mass: 113.057816 Da
Systematic name

4-Amino-2-oxo-1,2-dihydropyrimidinediium
SMILES and InChIs

SMILES:

Nc1[nH+]c(O)[nH+]cc1 Copied

Std. InChI:

InChI=1S/C4H5N3O/c5-3-1-2-6-4(8)7-3/h1-2H,(H3,5,6,7,8)/p+2 Copied

Std. InChIKey:

OPTASPLRGRRNAP-UHFFFAOYSA-P Copied
Cite this record
CSID:10384056, http://www.chemspider.com/Chemical-Structure.10384056.html (accessed 21:08, May 22, 2013) Copied

ChemSpider Searches

Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

ACD/LogP:	-1.678	# of Rule of 5 Violations:	0
ACD/LogD (pH 5.5):	-3.58	ACD/LogD (pH 7.4):	-3.57
ACD/BCF (pH 5.5):	1.00	ACD/BCF (pH 7.4):	1.00
ACD/KOC (pH 5.5):	1.00	ACD/KOC (pH 7.4):	1.00
#H bond acceptors:	4	#H bond donors:	3
#Freely Rotating Bonds:	0	Polar Surface Area:	74.53 Å²
Index of Refraction:		Molar Refractivity:	cm³
Molar Volume:	cm³	Polarizability:	10^-24cm³
Surface Tension:	dyne/cm	Density:	g/cm³
Flash Point:	223.43 °C	Enthalpy of Vaporization:	73.098 kJ/mol
Boiling Point:	445.83 °C at 760 mmHg	Vapour Pressure:	0 mmHg at 25°C

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  -1.06

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  258.23  (Adapted Stein & Brown method)
    Melting Pt (deg C):  84.38  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.0019  (Modified Grain method)
    Subcooled liquid VP: 0.00703 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):  8.638e+005
       log Kow used: -1.06 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  49638 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aromatic Amines
       Phenols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.07E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.215E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.06  (KowWin est)
  Log Kaw used:  -11.359  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.299
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5767
   Biowin2 (Non-Linear Model)     :   0.6065
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8751  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6188  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3046
   Biowin6 (MITI Non-Linear Model):   0.2352
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4481
 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):  0.937 Pa (0.00703 mm Hg)
  Log Koa (Koawin est  ): 10.299
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.2E-006 
       Octanol/air (Koa) model:  0.00489 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.000116 
       Mackay model           :  0.000256 
       Octanol/air (Koa) model:  0.281 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 200.1400 E-12 cm3/molecule-sec
      Half-Life =     0.053 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.641 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.000186 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  7.862
      Log Koc:  0.896 

 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: -1.06 (estimated)

 Volatilization from Water:
    Henry LC:  1.07E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 5.767E+009  hours   (2.403E+008 days)
    Half-Life from Model Lake : 6.292E+010  hours   (2.622E+009 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       2.52e-006       1.28         1000       
   Water     39              360          1000       
   Soil      61              720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr