ChemSpider 2D Image | 4-Methyl-1,2,5-oxadiazole-3-carboxamide 2-oxide | C4H5N3O3

4-Methyl-1,2,5-oxadiazole-3-carboxamide 2-oxide

  • Molecular FormulaC4H5N3O3
  • Average mass143.101 Da
  • Monoisotopic mass143.033096 Da
  • ChemSpider ID34709

More details:

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

1,2,5-Oxadiazole-3-carboxamide, 4-methyl-, 2-oxide [ACD/Index Name]
2-Oxyde de 4-méthyl-1,2,5-oxadiazole-3-carboxamide [French] [ACD/IUPAC Name]
4-Methyl-1,2,5-oxadiazol-3-carboxamid-2-oxid [German] [ACD/IUPAC Name]
4-Methyl-1,2,5-oxadiazole-3-carboxamide 2-oxide [ACD/IUPAC Name]
37895-45-7 [RN]
3-Furazancarboxamide, 4-methyl-, 2-oxide
3-methylfuroxan-4-carboxamide
4-Methyl-3-furazancarboxamide 2-oxide
4-Methyl-3-furoxancarboxamide
Amide dell' acido 4-metil-3-furossancarbossilico [Italian]
More...

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

BRN 0514089 [DBID]
NSC 234495 [DBID]
NSC234495 [DBID]

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

Density: 1.8±0.1 g/cm3
Boiling Point: 336.3±44.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.7 mmHg at 25°C
Enthalpy of Vaporization: 57.9±3.0 kJ/mol
Flash Point: 157.2±28.4 °C
Index of Refraction: 1.673
Molar Refractivity: 30.3±0.5 cm3
#H bond acceptors: 6
#H bond donors: 2
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 0.19
ACD/LogD (pH 5.5): -0.05
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 22.48
ACD/LogD (pH 7.4): -0.05
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 22.49
Polar Surface Area: 95 Å2
Polarizability: 12.0±0.5 10-24cm3
Surface Tension: 75.5±7.0 dyne/cm
Molar Volume: 80.7±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) =  -0.19

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  333.58  (Adapted Stein & Brown method)
    Melting Pt (deg C):  134.86  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.3E-006  (Modified Grain method)
    Subcooled liquid VP: 9.27E-005 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):  5673
       log Kow used: -0.19 (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 :   Incomplete
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.440E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Can Not Estimate (can not calculate HenryLC)

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9438
   Biowin2 (Non-Linear Model)     :   0.9857
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7516  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7767  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4515
   Biowin6 (MITI Non-Linear Model):   0.3914
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.1036
 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):  0.0124 Pa (9.27E-005 mm Hg)
  Log Koa (): not available
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000243 
       Octanol/air (Koa) model:  not available
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00869 
       Mackay model           :  0.019 
       Octanol/air (Koa) model:  not available

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   6.2760 E-12 cm3/molecule-sec
      Half-Life =     1.704 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    20.451 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0139 (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: -0.19 (estimated)

 Volatilization from Water:
    Henry LC:  2.44E-010 atm-m3/mole  (calculated from VP/WS)
    Half-Life from Model River: 2.881E+006  hours   (1.2E+005 days)
    Half-Life from Model Lake : 3.142E+007  hours   (1.309E+006 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       0.00578         40.9         1000       
   Water     38.7            360          1000       
   Soil      61.3            720          1000       
   Sediment  0.0712          3.24e+003    0          
     Persistence Time: 581 hr

Click to predict properties on the Chemicalize site


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