ChemSpider 2D Image | 2-(2,6-Dihydroxyphenyl)-5-hydroxy-6,7,8-trimethoxy-4H-chromen-4-one | C18H16O8

2-(2,6-Dihydroxyphenyl)-5-hydroxy-6,7,8-trimethoxy-4H-chromen-4-one

  • Molecular FormulaC18H16O8
  • Average mass360.315 Da
  • Monoisotopic mass360.084503 Da
  • ChemSpider ID1410148

More details:

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

2-(2,6-Dihydroxyphenyl)-5-hydroxy-6,7,8-trimethoxy-4H-chromen-4-on [German] [ACD/IUPAC Name]
2-(2,6-Dihydroxyphenyl)-5-hydroxy-6,7,8-trimethoxy-4H-chromen-4-one [ACD/IUPAC Name]
2-(2,6-Dihydroxyphényl)-5-hydroxy-6,7,8-triméthoxy-4H-chromén-4-one [French] [ACD/IUPAC Name]
4H-1-Benzopyran-4-one, 2-(2,6-dihydroxyphenyl)-5-hydroxy-6,7,8-trimethoxy- [ACD/Index Name]
2-(2,6-dihydroxyphenyl)-5-hydroxy-6,7,8-trimethoxychromen-4-one
2-(2,6-dihydroxyphenyl)-5-hydroxy-6,7,8-trimethoxy-chromone
4h-1-benzopyran-4-one,2-(2,6-dihydroxyphenyl)-5-hydroxy-6,7,8-trimethoxy-
5,2',6'-Trihydroxy-6,7,8-trimethoxyflavone
98187-98-5 [RN]

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

ZINC02151148 [DBID]

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

    Density: 1.5±0.1 g/cm3
    Boiling Point: 638.6±55.0 °C at 760 mmHg
    Vapour Pressure: 0.0±2.0 mmHg at 25°C
    Enthalpy of Vaporization: 97.7±3.0 kJ/mol
    Flash Point: 234.8±25.0 °C
    Index of Refraction: 1.650
    Molar Refractivity: 89.9±0.3 cm3
    #H bond acceptors: 8
    #H bond donors: 3
    #Freely Rotating Bonds: 4
    #Rule of 5 Violations: 0
    ACD/LogP: 1.11
    ACD/LogD (pH 5.5): 1.71
    ACD/BCF (pH 5.5): 11.60
    ACD/KOC (pH 5.5): 198.21
    ACD/LogD (pH 7.4): 1.01
    ACD/BCF (pH 7.4): 2.31
    ACD/KOC (pH 7.4): 39.52
    Polar Surface Area: 115 Å2
    Polarizability: 35.6±0.5 10-24cm3
    Surface Tension: 63.9±3.0 dyne/cm
    Molar Volume: 246.6±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) =  2.10

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  535.32  (Adapted Stein & Brown method)
    Melting Pt (deg C):  229.10  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.38E-013  (Modified Grain method)
    Subcooled liquid VP: 5.26E-011 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):  328.5
       log Kow used: 2.10 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  57.237 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 :   1.06E-020  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.878E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.10  (KowWin est)
  Log Kaw used:  -18.363  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  20.463
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.4579
   Biowin2 (Non-Linear Model)     :   0.9999
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3171  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.7332  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7636
   Biowin6 (MITI Non-Linear Model):   0.5400
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7999
 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):  7.01E-009 Pa (5.26E-011 mm Hg)
  Log Koa (Koawin est  ): 20.463
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  428 
       Octanol/air (Koa) model:  7.13E+007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 233.3238 E-12 cm3/molecule-sec
      Half-Life =     0.046 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.550 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): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  5.048E+004
      Log Koc:  4.703 

 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 = 0.077 (BCF = 1.193)
       log Kow used: 2.10 (estimated)

 Volatilization from Water:
    Henry LC:  1.06E-020 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.048E+017  hours   (4.369E+015 days)
    Half-Life from Model Lake : 1.144E+018  hours   (4.766E+016 days)

 Removal In Wastewater Treatment:
    Total removal:               2.35  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     2.25  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       2.51e-009       0.775        1000       
   Water     21.3            900          1000       
   Soil      78.6            1.8e+003     1000       
   Sediment  0.093           8.1e+003     0          
     Persistence Time: 1.47e+003 hr

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