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ChemSpider 2D Image | 4'-Hydroxywogonin | C16H12O6

4'-Hydroxywogonin

  • Molecular FormulaC16H12O6
  • Average mass300.263 Da
  • Monoisotopic mass300.063385 Da
  • ChemSpider ID4479662

More details:

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

4H-1-Benzopyran-4-one, 5,7-dihydroxy-2-(4-hydroxyphenyl)-8-methoxy- [ACD/Index Name]
4'-Hydroxywogonin
5,7,4'-trihydroxy-8-methoxyflavone
5,7-Dihydroxy-2-(4-hydroxyphenyl)-8-methoxy-4H-1-benzopyran-4-one
5,7-Dihydroxy-2-(4-hydroxyphenyl)-8-methoxy-4H-chromen-4-on [German] [ACD/IUPAC Name]
5,7-Dihydroxy-2-(4-hydroxyphenyl)-8-methoxy-4H-chromen-4-one [ACD/IUPAC Name]
5,7-Dihydroxy-2-(4-hydroxyphényl)-8-méthoxy-4H-chromén-4-one [French] [ACD/IUPAC Name]
57096-02-3 [RN]
8-Methoxy-iso-scutellargin
Isoscutellarein 8-methyl ether
More...

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

Density: 1.5±0.1 g/cm3
Boiling Point: 578.1±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.7 mmHg at 25°C
Enthalpy of Vaporization: 89.7±3.0 kJ/mol
Flash Point: 220.9±23.6 °C
Index of Refraction: 1.697
Molar Refractivity: 76.5±0.3 cm3
#H bond acceptors: 6
#H bond donors: 3
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 1.37
ACD/LogD (pH 5.5): 2.26
ACD/BCF (pH 5.5): 30.39
ACD/KOC (pH 5.5): 392.49
ACD/LogD (pH 7.4): 1.38
ACD/BCF (pH 7.4): 4.01
ACD/KOC (pH 7.4): 51.75
Polar Surface Area: 96 Å2
Polarizability: 30.3±0.5 10-24cm3
Surface Tension: 72.8±3.0 dyne/cm
Molar Volume: 198.6±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) =  2.67

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  488.01  (Adapted Stein & Brown method)
    Melting Pt (deg C):  207.00  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.54E-011  (Modified Grain method)
    Subcooled liquid VP: 1.3E-009 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):  244.3
       log Kow used: 2.67 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  215.42 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Phenols
       Vinyl/Allyl Ketones
       Vinyl/Allyl Ethers

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.03E-018  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.491E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.67  (KowWin est)
  Log Kaw used:  -15.907  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  18.577
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.2227
   Biowin2 (Non-Linear Model)     :   0.9960
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5660  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6656  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5674
   Biowin6 (MITI Non-Linear Model):   0.3659
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4121
 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):  1.73E-007 Pa (1.3E-009 mm Hg)
  Log Koa (Koawin est  ): 18.577
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  17.3 
       Octanol/air (Koa) model:  9.27E+005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.998 
       Mackay model           :  0.999 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 231.6646 E-12 cm3/molecule-sec
      Half-Life =     0.046 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.554 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    10.500000 E-17 cm3/molecule-sec
      Half-Life =     0.109 Days (at 7E11 mol/cm3)
      Half-Life =      2.619 Hrs
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.999 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  4747
      Log Koc:  3.676 

 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 = 0.515 (BCF = 3.277)
       log Kow used: 2.67 (estimated)

 Volatilization from Water:
    Henry LC:  3.03E-018 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.348E+014  hours   (1.395E+013 days)
    Half-Life from Model Lake : 3.653E+015  hours   (1.522E+014 days)

 Removal In Wastewater Treatment:
    Total removal:               3.68  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:     3.58  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       2.25e-008       0.779        1000       
   Water     14.6            900          1000       
   Soil      85.2            1.8e+003     1000       
   Sediment  0.165           8.1e+003     0          
     Persistence Time: 1.7e+003 hr

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