ChemSpider 2D Image | Hydroxy-1,4-benzoquinone | C6H4O3

Hydroxy-1,4-benzoquinone

  • Molecular FormulaC6H4O3
  • Average mass124.094 Da
  • Monoisotopic mass124.016045 Da
  • ChemSpider ID133103

More details:






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

2,5-Cyclohexadiene-1,4-dione, 2-hydroxy- [ACD/Index Name]
2474-72-8 [RN]
2-Hydroxy-1,4-benzochinon [German] [ACD/IUPAC Name]
2-Hydroxy-1,4-benzoquinone [ACD/IUPAC Name]
2-Hydroxy-1,4-benzoquinone [French] [ACD/IUPAC Name]
2-hydroxy-2,5-Cyclohexadiene-1,4-dione
2-hydroxycyclohexa-2,5-diene-1,4-dione
C7I5HV2JFI
Hydroxy-1,4-benzoquinone [Wiki]
hydroxy-para-benzoquinone
More...

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

c0598 [DBID]
C07103 [DBID]
CHEBI:18400 [DBID]
  • Miscellaneous
    • Chemical Class:

      The simplest member of the class of 2-hydroxy-1,4-benzoquinones, that is 1,4-benzoquinone in which a single hydrogen is replaced by a hydroxy group. ChEBI CHEBI:18400

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

Density: 1.5±0.1 g/cm3
Boiling Point: 247.8±40.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.1 mmHg at 25°C
Enthalpy of Vaporization: 56.4±6.0 kJ/mol
Flash Point: 118.0±23.8 °C
Index of Refraction: 1.627
Molar Refractivity: 28.7±0.3 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 0.03
ACD/LogD (pH 5.5): -2.70
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -3.61
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 54 Å2
Polarizability: 11.4±0.5 10-24cm3
Surface Tension: 76.4±3.0 dyne/cm
Molar Volume: 81.0±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) =  -0.64

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  293.17  (Adapted Stein & Brown method)
    Melting Pt (deg C):  74.06  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.17E-005  (Modified Grain method)
    Subcooled liquid VP: 0.000209 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):  3.402e+005
       log Kow used: -0.64 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  646.12 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Quinone/Hydroquinone
       Vinyl/Allyl Alcohols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.51E-009  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.441E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.64  (KowWin est)
  Log Kaw used:  -7.209  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  6.569
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8609
   Biowin2 (Non-Linear Model)     :   0.8113
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0399  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7537  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7581
   Biowin6 (MITI Non-Linear Model):   0.8455
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0355
 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):  0.0279 Pa (0.000209 mm Hg)
  Log Koa (Koawin est  ): 6.569
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000108 
       Octanol/air (Koa) model:  9.1E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00387 
       Mackay model           :  0.00854 
       Octanol/air (Koa) model:  7.28E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  13.0413 E-12 cm3/molecule-sec
      Half-Life =     0.820 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     9.842 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.350000 E-17 cm3/molecule-sec
      Half-Life =     3.274 Days (at 7E11 mol/cm3)
      Half-Life =     78.583 Hrs
   Fraction sorbed to airborne particulates (phi): 0.00621 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1
      Log Koc:  0.000 

 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: -0.64 (estimated)

 Volatilization from Water:
    Henry LC:  1.51E-009 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.319E+005  hours   (1.8E+004 days)
    Half-Life from Model Lake : 4.712E+006  hours   (1.963E+005 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       0.035           15.7         1000       
   Water     39              360          1000       
   Soil      60.8            720          1000       
   Sediment  0.0716          3.24e+003    0          
     Persistence Time: 572 hr




                    

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