ChemSpider 2D Image | olmelin | C16H12O5

olmelin

  • Molecular FormulaC16H12O5
  • Average mass284.263 Da
  • Monoisotopic mass284.068481 Da
  • ChemSpider ID4444068

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

207-744-7 [EINECS]
491-80-5 [RN]
4H-1-Benzopyran-4-one, 5,7-dihydroxy-3-(4-methoxyphenyl)- [ACD/Index Name]
5,7-Dihydrox-4'-methoxyisoflavone
5,7-dihydroxy-3-(4-methoxyphenyl)-4-chromenone
5,7-Dihydroxy-3-(4-methoxyphenyl)-4H-chromen-4-on [German] [ACD/IUPAC Name]
5,7-Dihydroxy-3-(4-methoxyphenyl)-4H-chromen-4-one [ACD/IUPAC Name]
5,7-Dihydroxy-3-(4-méthoxyphényl)-4H-chromén-4-one [French] [ACD/IUPAC Name]
5,7-Dihydroxy-4′-methoxyisoflavone
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

AIDS012225 [DBID]
AIDS-012225 [DBID]
C00814 [DBID]
CCRIS 4693 [DBID]
CCRIS 5449 [DBID]
CHEBI:17574 [DBID]
D2016_SIGMA [DBID]
DivK1c_001027 [DBID]
KBio1_001027 [DBID]
KBio2_000675 [DBID]
More...

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

Density: 1.4±0.1 g/cm3
Boiling Point: 518.6±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.4 mmHg at 25°C
Enthalpy of Vaporization: 82.1±3.0 kJ/mol
Flash Point: 198.3±23.6 °C
Index of Refraction: 1.669
Molar Refractivity: 74.6±0.3 cm3
#H bond acceptors: 5
#H bond donors: 2
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 3.14
ACD/LogD (pH 5.5): 3.14
ACD/BCF (pH 5.5): 137.50
ACD/KOC (pH 5.5): 1134.20
ACD/LogD (pH 7.4): 1.97
ACD/BCF (pH 7.4): 9.38
ACD/KOC (pH 7.4): 77.38
Polar Surface Area: 76 Å2
Polarizability: 29.6±0.5 10-24cm3
Surface Tension: 63.4±3.0 dyne/cm
Molar Volume: 200.1±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) =  3.41

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  453.18  (Adapted Stein & Brown method)
    Melting Pt (deg C):  190.73  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.45E-010  (Modified Grain method)
    Subcooled liquid VP: 1.34E-008 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):  71.1
       log Kow used: 3.41 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  326.28 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 :   2.91E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.289E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.41  (KowWin est)
  Log Kaw used:  -11.925  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.335
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1145
   Biowin2 (Non-Linear Model)     :   0.9921
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5450  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6490  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5590
   Biowin6 (MITI Non-Linear Model):   0.3878
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2360
 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):  1.79E-006 Pa (1.34E-008 mm Hg)
  Log Koa (Koawin est  ): 15.335
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.68 
       Octanol/air (Koa) model:  531 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.984 
       Mackay model           :  0.993 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 231.5246 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): 0.988 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2871
      Log Koc:  3.458 

 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 = 1.082 (BCF = 12.09)
       log Kow used: 3.41 (estimated)

 Volatilization from Water:
    Henry LC:  2.91E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 3.392E+010  hours   (1.413E+009 days)
    Half-Life from Model Lake : 3.701E+011  hours   (1.542E+010 days)

 Removal In Wastewater Treatment:
    Total removal:              11.14  percent
    Total biodegradation:        0.17  percent
    Total sludge adsorption:    10.97  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       1.85e-005       0.779        1000       
   Water     11.8            900          1000       
   Soil      87.6            1.8e+003     1000       
   Sediment  0.689           8.1e+003     0          
     Persistence Time: 1.83e+003 hr




                    

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