ChemSpider 2D Image | 1H-Imidazole-2-sulfonamide | C3H5N3O2S

1H-Imidazole-2-sulfonamide

  • Molecular FormulaC3H5N3O2S
  • Average mass147.156 Da
  • Monoisotopic mass147.010239 Da
  • ChemSpider ID13801900

More details:

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

1H-Imidazol-2-sulfonamid [German] [ACD/IUPAC Name]
1H-Imidazole-2-sulfonamide [ACD/Index Name] [ACD/IUPAC Name]
1H-Imidazole-2-sulfonamide [French] [ACD/Index Name] [ACD/IUPAC Name]
875244-89-6 [RN]
EVH
imidazolesulfonamide
MFCD16878828

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

Density: 1.6±0.1 g/cm3
Boiling Point: 457.0±28.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.1 mmHg at 25°C
Enthalpy of Vaporization: 71.7±3.0 kJ/mol
Flash Point: 230.2±24.0 °C
Index of Refraction: 1.604
Molar Refractivity: 30.9±0.4 cm3
#H bond acceptors: 5
#H bond donors: 3
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: -1.20
ACD/LogD (pH 5.5): -0.38
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 14.75
ACD/LogD (pH 7.4): -0.38
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 14.71
Polar Surface Area: 97 Å2
Polarizability: 12.3±0.5 10-24cm3
Surface Tension: 81.2±3.0 dyne/cm
Molar Volume: 89.9±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) =  -1.56

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  375.73  (Adapted Stein & Brown method)
    Melting Pt (deg C):  135.84  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.46E-006  (Modified Grain method)
    Subcooled liquid VP: 3.21E-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):  1e+006
       log Kow used: -1.56 (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:
       Imidazoles

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.94E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.763E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.56  (KowWin est)
  Log Kaw used:  -7.920  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  6.360
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6775
   Biowin2 (Non-Linear Model)     :   0.7149
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8740  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6354  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2908
   Biowin6 (MITI Non-Linear Model):   0.1851
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.6452
 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):  0.00428 Pa (3.21E-005 mm Hg)
  Log Koa (Koawin est  ): 6.360
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000701 
       Octanol/air (Koa) model:  5.62E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0247 
       Mackay model           :  0.0531 
       Octanol/air (Koa) model:  4.5E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   7.6967 E-12 cm3/molecule-sec
      Half-Life =     1.390 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    16.676 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0389 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  8.736
      Log Koc:  0.941 

 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: -1.56 (estimated)

 Volatilization from Water:
    Henry LC:  2.94E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.416E+006  hours   (1.007E+005 days)
    Half-Life from Model Lake : 2.635E+007  hours   (1.098E+006 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       0.00712         33.4         1000       
   Water     39              360          1000       
   Soil      60.9            720          1000       
   Sediment  0.0714          3.24e+003    0          
     Persistence Time: 578 hr

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