ChemSpider 2D Image | 4-Nitro-1,2-dihydro-3H-pyrazol-3-one | C3H3N3O3

4-Nitro-1,2-dihydro-3H-pyrazol-3-one

  • Molecular FormulaC3H3N3O3
  • Average mass129.074 Da
  • Monoisotopic mass129.017441 Da
  • ChemSpider ID4336271

More details:

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

3H-Pyrazol-3-one, 1,2-dihydro-4-nitro- [ACD/Index Name]
4-Nitro-1,2-dihydro-3H-pyrazol-3-on [German] [ACD/IUPAC Name]
4-Nitro-1,2-dihydro-3H-pyrazol-3-one [ACD/IUPAC Name]
4-Nitro-1,2-dihydro-3H-pyrazol-3-one [French] [ACD/IUPAC Name]
3H-Pyrazol-3-one, 1,2-dihydro-4-nitro- (9CI)
3h-pyrazol-3-one,1,2-dihydro-4-nitro-
4-Nitro-1,2-dihydro-pyrazol-3-one
4-nitro-1H-pyrazol-3(2H)-one
4-nitro-1H-pyrazol-3-ol
4-nitro-3-pyrazolin-5-one
More...

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

A1960/0082468 [DBID]
NSC76686 [DBID]
ZINC04149782 [DBID]

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

Density: 1.7±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.608
Molar Refractivity: 27.0±0.4 cm3
#H bond acceptors: 6
#H bond donors: 2
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: -0.88
ACD/LogD (pH 5.5): -1.60
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.78
ACD/LogD (pH 7.4): -2.87
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 87 Å2
Polarizability: 10.7±0.5 10-24cm3
Surface Tension: 68.5±5.0 dyne/cm
Molar Volume: 78.2±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) =  -1.20

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  334.97  (Adapted Stein & Brown method)
    Melting Pt (deg C):  135.51  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.31E-005  (Modified Grain method)
    Subcooled liquid VP: 0.000299 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):  1.959e+004
       log Kow used: -1.20 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.72E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.003E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.20  (KowWin est)
  Log Kaw used:  -11.715  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.515
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6861
   Biowin2 (Non-Linear Model)     :   0.7642
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9139  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6615  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0386
   Biowin6 (MITI Non-Linear Model):   0.0000
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7626
 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):  0.0399 Pa (0.000299 mm Hg)
  Log Koa (Koawin est  ): 10.515
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  7.53E-005 
       Octanol/air (Koa) model:  0.00804 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00271 
       Mackay model           :  0.00598 
       Octanol/air (Koa) model:  0.391 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  72.2798 E-12 cm3/molecule-sec
      Half-Life =     0.148 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.776 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.017500 E-17 cm3/molecule-sec
      Half-Life =    65.486 Days (at 7E11 mol/cm3)
   Fraction sorbed to airborne particulates (phi): 0.00435 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  19.85
      Log Koc:  1.298 

 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: -1.20 (estimated)

 Volatilization from Water:
    Henry LC:  4.72E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.409E+010  hours   (5.872E+008 days)
    Half-Life from Model Lake : 1.537E+011  hours   (6.406E+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       1.12e-006       3.54         1000       
   Water     39              360          1000       
   Soil      61              720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr

Click to predict properties on the Chemicalize site


Advertisement