ChemSpider 2D Image | 5-Acetyl-2-pyrazinecarboxamide | C7H7N3O2

5-Acetyl-2-pyrazinecarboxamide

  • Molecular FormulaC7H7N3O2
  • Average mass165.149 Da
  • Monoisotopic mass165.053833 Da
  • ChemSpider ID8416620

More details:

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

147425-79-4 [RN]
2-Pyrazinecarboxamide, 5-acetyl- [ACD/Index Name]
5-Acetyl-2-pyrazincarboxamid [German] [ACD/IUPAC Name]
5-Acetyl-2-pyrazinecarboxamide [ACD/IUPAC Name]
5-Acétyl-2-pyrazinecarboxamide [French] [ACD/IUPAC Name]
5-acetylpyrazine-2-carboxamide
[147425-79-4] [RN]
MFCD11100140 [MDL number]
Pyrazinecarboxamide, 5-acetyl- (9CI)
TS-00126

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

    Density: 1.3±0.1 g/cm3
    Boiling Point: 394.3±42.0 °C at 760 mmHg
    Vapour Pressure: 0.0±0.9 mmHg at 25°C
    Enthalpy of Vaporization: 64.4±3.0 kJ/mol
    Flash Point: 192.3±27.9 °C
    Index of Refraction: 1.570
    Molar Refractivity: 41.4±0.3 cm3
    #H bond acceptors: 5
    #H bond donors: 2
    #Freely Rotating Bonds: 2
    #Rule of 5 Violations: 0
    ACD/LogP: 0.50
    ACD/LogD (pH 5.5): -0.20
    ACD/BCF (pH 5.5): 1.00
    ACD/KOC (pH 5.5): 18.63
    ACD/LogD (pH 7.4): -0.20
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 18.63
    Polar Surface Area: 86 Å2
    Polarizability: 16.4±0.5 10-24cm3
    Surface Tension: 62.9±3.0 dyne/cm
    Molar Volume: 126.1±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) =  -0.85

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  354.69  (Adapted Stein & Brown method)
    Melting Pt (deg C):  144.72  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.25E-006  (Modified Grain method)
    Subcooled liquid VP: 0.000102 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):  1.682e+004
       log Kow used: -0.85 (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:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.18E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.075E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.85  (KowWin est)
  Log Kaw used:  -13.050  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.200
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8859
   Biowin2 (Non-Linear Model)     :   0.9479
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7575  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7927  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4820
   Biowin6 (MITI Non-Linear Model):   0.4346
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.3941
 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):  0.0136 Pa (0.000102 mm Hg)
  Log Koa (Koawin est  ): 12.200
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000221 
       Octanol/air (Koa) model:  0.389 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0079 
       Mackay model           :  0.0173 
       Octanol/air (Koa) model:  0.969 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   2.1904 E-12 cm3/molecule-sec
      Half-Life =     4.883 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    58.598 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0126 (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: -0.85 (estimated)

 Volatilization from Water:
    Henry LC:  2.18E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.451E+011  hours   (1.438E+010 days)
    Half-Life from Model Lake : 3.765E+012  hours   (1.569E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       5.18e-008       117          1000       
   Water     38.9            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


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