ChemSpider 2D Image | 7-Hydroxy-3-(4-methoxyphenyl)-2H-chromen-2-one | C16H12O4

7-Hydroxy-3-(4-methoxyphenyl)-2H-chromen-2-one

  • Molecular FormulaC16H12O4
  • Average mass268.264 Da
  • Monoisotopic mass268.073547 Da
  • ChemSpider ID4537978

More details:

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

2H-1-Benzopyran-2-one, 7-hydroxy-3-(4-methoxyphenyl)- [ACD/Index Name]
7-Hydroxy-3-(4-methoxyphenyl)-2H-chromen-2-on [German] [ACD/IUPAC Name]
7-Hydroxy-3-(4-methoxyphenyl)-2H-chromen-2-one [ACD/IUPAC Name]
7-Hydroxy-3-(4-méthoxyphényl)-2H-chromén-2-one [French] [ACD/IUPAC Name]
66267-82-1 [RN]
7-hydroxy-3-(4-methoxyphenyl)chromen-2-one
7-Hydroxy-3-(4-methoxy-phenyl)-chromen-2-one
7-Hydroxy-3-(4'-methoxyphenyl)coumarin
AC1NU2D7
AGN-PC-0LQJX3
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

ZINC00058028 [DBID]

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

    Density: 1.3±0.1 g/cm3
    Boiling Point: 499.5±45.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.3 mmHg at 25°C
    Enthalpy of Vaporization: 79.7±3.0 kJ/mol
    Flash Point: 191.9±22.2 °C
    Index of Refraction: 1.641
    Molar Refractivity: 72.8±0.3 cm3
    #H bond acceptors: 4
    #H bond donors: 1
    #Freely Rotating Bonds: 2
    #Rule of 5 Violations: 0
    ACD/LogP: 3.92
    ACD/LogD (pH 5.5): 3.42
    ACD/BCF (pH 5.5): 235.25
    ACD/KOC (pH 5.5): 1732.02
    ACD/LogD (pH 7.4): 3.28
    ACD/BCF (pH 7.4): 170.61
    ACD/KOC (pH 7.4): 1256.07
    Polar Surface Area: 56 Å2
    Polarizability: 28.8±0.5 10-24cm3
    Surface Tension: 55.1±3.0 dyne/cm
    Molar Volume: 201.7±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) =  2.88

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  439.78  (Adapted Stein & Brown method)
    Melting Pt (deg C):  172.51  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.56E-009  (Modified Grain method)
    Subcooled liquid VP: 1.53E-007 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):  247.8
       log Kow used: 2.88 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  101.86 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.92E-012  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  6.496E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.88  (KowWin est)
  Log Kaw used:  -10.105  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.985
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0417
   Biowin2 (Non-Linear Model)     :   0.9984
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7448  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.8065  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5814
   Biowin6 (MITI Non-Linear Model):   0.4818
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4456
 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):  2.04E-005 Pa (1.53E-007 mm Hg)
  Log Koa (Koawin est  ): 12.985
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.147 
       Octanol/air (Koa) model:  2.37 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.842 
       Mackay model           :  0.922 
       Octanol/air (Koa) model:  0.995 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  83.9164 E-12 cm3/molecule-sec
      Half-Life =     0.127 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.530 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    25.199999 E-17 cm3/molecule-sec
      Half-Life =     0.045 Days (at 7E11 mol/cm3)
      Half-Life =      1.091 Hrs
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.882 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  6496
      Log Koc:  3.813 

 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 = 1.516 (BCF = 32.78)
       log Kow used: 2.88 (estimated)

 Volatilization from Water:
    Henry LC:  1.92E-012 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.995E+008  hours   (2.081E+007 days)
    Half-Life from Model Lake : 5.449E+009  hours   (2.27E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               4.79  percent
    Total biodegradation:        0.12  percent
    Total sludge adsorption:     4.67  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       0.000117        0.805        1000       
   Water     13.4            900          1000       
   Soil      86.4            1.8e+003     1000       
   Sediment  0.234           8.1e+003     0          
     Persistence Time: 1.75e+003 hr

    Click to predict properties on the Chemicalize site


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