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ChemSpider 2D Image | iso-Chamanetin | C22H18O5

iso-Chamanetin

  • Molecular FormulaC22H18O5
  • Average mass362.375 Da
  • Monoisotopic mass362.115417 Da
  • ChemSpider ID10305892

More details:

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

4H-1-Benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-6-[(2-hydroxyphenyl)methyl]-2-phenyl- [ACD/Index Name]
5,7-Dihydroxy-6-(2-hydroxybenzyl)-2-phenyl-2,3-dihydro-4H-chromen-4-on [German] [ACD/IUPAC Name]
5,7-Dihydroxy-6-(2-hydroxybenzyl)-2-phenyl-2,3-dihydro-4H-chromen-4-one [ACD/IUPAC Name]
5,7-Dihydroxy-6-(2-hydroxybenzyl)-2-phényl-2,3-dihydro-4H-chromén-4-one [French] [ACD/IUPAC Name]
iso-Chamanetin
Isochamanetin

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

Density: 1.4±0.1 g/cm3
Boiling Point: 655.5±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.0 mmHg at 25°C
Enthalpy of Vaporization: 100.0±3.0 kJ/mol
Flash Point: 236.8±25.0 °C
Index of Refraction: 1.683
Molar Refractivity: 99.6±0.3 cm3
#H bond acceptors: 5
#H bond donors: 3
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 1
ACD/LogP: 5.18
ACD/LogD (pH 5.5): 4.28
ACD/BCF (pH 5.5): 1043.91
ACD/KOC (pH 5.5): 5008.96
ACD/LogD (pH 7.4): 3.84
ACD/BCF (pH 7.4): 382.60
ACD/KOC (pH 7.4): 1835.82
Polar Surface Area: 87 Å2
Polarizability: 39.5±0.5 10-24cm3
Surface Tension: 65.6±3.0 dyne/cm
Molar Volume: 262.7±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) =  4.64

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  556.22  (Adapted Stein & Brown method)
    Melting Pt (deg C):  238.86  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.13E-014  (Modified Grain method)
    Subcooled liquid VP: 1.25E-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):  2.18
       log Kow used: 4.64 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3.5959 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.61E-018  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.341E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.64  (KowWin est)
  Log Kaw used:  -15.972  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  20.612
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.2440
   Biowin2 (Non-Linear Model)     :   0.9915
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4340  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4352  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1761
   Biowin6 (MITI Non-Linear Model):   0.0607
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0805
 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):  1.67E-009 Pa (1.25E-011 mm Hg)
  Log Koa (Koawin est  ): 20.612
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.8E+003 
       Octanol/air (Koa) model:  1E+008 
   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 = 248.3682 E-12 cm3/molecule-sec
      Half-Life =     0.043 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.517 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   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    :  4.646E+005
      Log Koc:  5.667 

 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 = 2.029 (BCF = 107)
       log Kow used: 4.64 (estimated)

 Volatilization from Water:
    Henry LC:  2.61E-018 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  4.27E+014  hours   (1.779E+013 days)
    Half-Life from Model Lake : 4.659E+015  hours   (1.941E+014 days)

 Removal In Wastewater Treatment:
    Total removal:              63.14  percent
    Total biodegradation:        0.57  percent
    Total sludge adsorption:    62.57  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       1.97e-006       1.03         1000       
   Water     9.6             900          1000       
   Soil      80.5            1.8e+003     1000       
   Sediment  9.89            8.1e+003     0          
     Persistence Time: 2.04e+003 hr

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