ChemSpider 2D Image | (4-Nitro-1H-pyrazol-1-yl)acetonitrile | C5H4N4O2


  • Molecular FormulaC5H4N4O2
  • Average mass152.111 Da
  • Monoisotopic mass152.033432 Da
  • ChemSpider ID5380548

More details:

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

(4-Nitro-1H-pyrazol-1-yl)acetonitril [German] [ACD/IUPAC Name]
(4-Nitro-1H-pyrazol-1-yl)acetonitrile [ACD/IUPAC Name]
(4-Nitro-1H-pyrazol-1-yl)acétonitrile [French] [ACD/IUPAC Name]
1H-Pyrazole-1-acetonitrile, 4-nitro- [ACD/Index Name]
1001500-47-5 [RN]

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

MFCD04969696 [DBID]
ZINC02537510 [DBID]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.5±0.1 g/cm3
Boiling Point: 353.4±22.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 59.8±3.0 kJ/mol
Flash Point: 167.5±22.3 °C
Index of Refraction: 1.659
Molar Refractivity: 37.6±0.5 cm3
#H bond acceptors: 6
#H bond donors: 0
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: -0.08
ACD/LogD (pH 5.5): 0.14
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 28.37
ACD/LogD (pH 7.4): 0.14
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 28.37
Polar Surface Area: 87 Å2
Polarizability: 14.9±0.5 10-24cm3
Surface Tension: 73.7±7.0 dyne/cm
Molar Volume: 102.1±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) =  -2.75

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  467.28  (Adapted Stein & Brown method)
    Melting Pt (deg C):  197.31  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.82E-011  (Modified Grain method)
    Subcooled liquid VP: 1.84E-009 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):  1e+006
       log Kow used: -2.75 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  7.7639e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.57E-020  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.682E-018 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -2.75  (KowWin est)
  Log Kaw used:  -17.836  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.086
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9816
   Biowin2 (Non-Linear Model)     :   0.9958
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7784  (weeks       )
   Biowin4 (Primary Survey Model) :   3.5616  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3849
   Biowin6 (MITI Non-Linear Model):   0.3239
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2335
 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):  2.45E-007 Pa (1.84E-009 mm Hg)
  Log Koa (Koawin est  ): 15.086
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  12.2 
       Octanol/air (Koa) model:  299 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.998 
       Mackay model           :  0.999 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   7.8741 E-12 cm3/molecule-sec
      Half-Life =     1.358 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    16.300 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.998 (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: -2.75 (estimated)

 Volatilization from Water:
    Henry LC:  3.57E-020 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.029E+016  hours   (8.456E+014 days)
    Half-Life from Model Lake : 2.214E+017  hours   (9.224E+015 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       5.32e-010       32.6         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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