ChemSpider 2D Image | 4-Hydroxybenzamide | C7H7NO2


  • Molecular FormulaC7H7NO2
  • Average mass137.136 Da
  • Monoisotopic mass137.047684 Da
  • ChemSpider ID58563

More details:

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

4-Hydroxybenzamid [German] [ACD/IUPAC Name]
4-Hydroxybenzamide [ACD/IUPAC Name]
4-Hydroxybenzamide [French] [ACD/IUPAC Name]
4-Hydroxybenzamide (p-Hydroxybenzamide)
Benzamide, 4-hydroxy- [ACD/Index Name]
1693-39-6 [RN]

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

AI3-15540 [DBID]
MFCD00007997 [DBID]
NSC 524134 [DBID]
NSC524134 [DBID]
ZINC00157088 [DBID]

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

Density: 1.3±0.1 g/cm3
Boiling Point: 345.3±25.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.8 mmHg at 25°C
Enthalpy of Vaporization: 61.3±3.0 kJ/mol
Flash Point: 162.6±23.2 °C
Index of Refraction: 1.612
Molar Refractivity: 37.1±0.3 cm3
#H bond acceptors: 3
#H bond donors: 3
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 0.25
ACD/LogD (pH 5.5): 0.51
ACD/BCF (pH 5.5): 1.43
ACD/KOC (pH 5.5): 44.93
ACD/LogD (pH 7.4): 0.47
ACD/BCF (pH 7.4): 1.31
ACD/KOC (pH 7.4): 41.14
Polar Surface Area: 63 Å2
Polarizability: 14.7±0.5 10-24cm3
Surface Tension: 60.1±3.0 dyne/cm
Molar Volume: 106.6±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) =  0.26
    Log Kow (Exper. database match) =  0.33
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  332.23  (Adapted Stein & Brown method)
    Melting Pt (deg C):  118.01  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.04E-006  (Modified Grain method)
    MP  (exp database):  161-162 deg C
    Subcooled liquid VP: 0.0001 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):  1.71e+005
       log Kow used: 0.33 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  6.1915e+005 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.30E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.263E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.33  (exp database)
  Log Kaw used:  -11.027  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.357
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0082
   Biowin2 (Non-Linear Model)     :   0.9906
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8983  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8950  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5279
   Biowin6 (MITI Non-Linear Model):   0.6038
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0328
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.0133 Pa (0.0001 mm Hg)
  Log Koa (Koawin est  ): 11.357
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000225 
       Octanol/air (Koa) model:  0.0558 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00806 
       Mackay model           :  0.0177 
       Octanol/air (Koa) model:  0.817 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  32.5209 E-12 cm3/molecule-sec
      Half-Life =     0.329 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.947 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.0129 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  83.51
      Log Koc:  1.922 

 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: 0.33 (expkow database)

 Volatilization from Water:
    Henry LC:  2.3E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.981E+009  hours   (1.242E+008 days)
    Half-Life from Model Lake : 3.252E+010  hours   (1.355E+009 days)

 Removal In Wastewater Treatment:
    Total removal:               1.86  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       5.5e-006        7.89         1000       
   Water     37.9            360          1000       
   Soil      62              720          1000       
   Sediment  0.0707          3.24e+003    0          
     Persistence Time: 586 hr


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