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ChemSpider 2D Image | Sulfanilic acid | C6H7NO3S

Sulfanilic acid

  • Molecular FormulaC6H7NO3S
  • Average mass173.190 Da
  • Monoisotopic mass173.014664 Da
  • ChemSpider ID8166

More details:



Featured data source



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

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

Density: 1.5±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.630
Molar Refractivity: 40.7±0.4 cm3
#H bond acceptors: 4
#H bond donors: 3
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: -0.51
ACD/LogD (pH 5.5): -4.30
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -4.31
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 89 Å2
Polarizability: 16.1±0.5 10-24cm3
Surface Tension: 67.5±3.0 dyne/cm
Molar Volume: 114.5±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) =  -2.08
    Log Kow (Exper. database match) =  -2.16
       Exper. Ref:  Okamoto,H et al. (1991)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  363.26  (Adapted Stein & Brown method)
    Melting Pt (deg C):  128.14  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.62E-009  (Modified Grain method)
    MP  (exp database):  288 deg C
    Subcooled liquid VP: 2.17E-006 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):  4.153e+004
       log Kow used: -2.16 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  1.08e+004 mg/L (20 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L
    Wat Sol (Exper. database match) =  10800.00
       Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aromatic Amines-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   8.89E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.438E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -2.16  (exp database)
  Log Kaw used:  -10.440  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.280
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2076
   Biowin2 (Non-Linear Model)     :   0.0843
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8237  (weeks       )
   Biowin4 (Primary Survey Model) :   3.5111  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0942
   Biowin6 (MITI Non-Linear Model):   0.0730
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.2003
 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):  0.000289 Pa (2.17E-006 mm Hg)
  Log Koa (Koawin est  ): 8.280
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0104 
       Octanol/air (Koa) model:  4.68E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.272 
       Mackay model           :  0.453 
       Octanol/air (Koa) model:  0.00373 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  23.1544 E-12 cm3/molecule-sec
      Half-Life =     0.462 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.543 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.363 (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: -2.16 (expkow database)

 Volatilization from Water:
    Henry LC:  8.89E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 8.667E+008  hours   (3.611E+007 days)
    Half-Life from Model Lake : 9.455E+009  hours   (3.94E+008 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       0.000708        11.1         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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