ChemSpider 2D Image | Thunberginol C | C15H12O5

Thunberginol C

  • Molecular FormulaC15H12O5
  • Average mass272.253 Da
  • Monoisotopic mass272.068481 Da
  • ChemSpider ID8508871

More details:

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

147517-06-4 [RN]
1H-2-Benzopyran-1-one, 3,4-dihydro-6,8-dihydroxy-3-(4-hydroxyphenyl)- [ACD/Index Name]
3,4-Dihydro-6,8-dihydroxy-3-(4-hydroxyphenyl)-1H-2-benzopyran-1-one
6,8-Dihydroxy-3-(4-hydroxyphenyl)-3,4-dihydro-1H-isochromen-1-on [German] [ACD/IUPAC Name]
6,8-Dihydroxy-3-(4-hydroxyphenyl)-3,4-dihydro-1H-isochromen-1-one [ACD/IUPAC Name]
6,8-Dihydroxy-3-(4-hydroxyphényl)-3,4-dihydro-1H-isochromén-1-one [French] [ACD/IUPAC Name]
Thunberginol C
[147517-06-4] [RN]
1H-2-Benzopyran-1-one,3,4-dihydro-6,8-dihydroxy-3-(4-hydroxyphenyl)-
6,8-dihydroxy-3-(4-hydroxyphenyl)-3,4-dihydroisochromen-1-one
More...

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

Density: 1.5±0.1 g/cm3
Boiling Point: 595.8±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.7 mmHg at 25°C
Enthalpy of Vaporization: 92.1±3.0 kJ/mol
Flash Point: 232.0±23.6 °C
Index of Refraction: 1.693
Molar Refractivity: 70.3±0.3 cm3
#H bond acceptors: 5
#H bond donors: 3
#Freely Rotating Bonds: 1
#Rule of 5 Violations: 0
ACD/LogP: 2.22
ACD/LogD (pH 5.5): 2.76
ACD/BCF (pH 5.5): 73.12
ACD/KOC (pH 5.5): 750.79
ACD/LogD (pH 7.4): 2.67
ACD/BCF (pH 7.4): 59.60
ACD/KOC (pH 7.4): 612.05
Polar Surface Area: 87 Å2
Polarizability: 27.9±0.5 10-24cm3
Surface Tension: 72.9±3.0 dyne/cm
Molar Volume: 183.3±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) =  2.65

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  481.91  (Adapted Stein & Brown method)
    Melting Pt (deg C):  204.15  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.5E-011  (Modified Grain method)
    Subcooled liquid VP: 1.96E-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):  364.6
       log Kow used: 2.65 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  30.022 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.93E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.456E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.65  (KowWin est)
  Log Kaw used:  -13.103  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.753
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1942
   Biowin2 (Non-Linear Model)     :   0.9985
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8320  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7344  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4224
   Biowin6 (MITI Non-Linear Model):   0.3626
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.5888
 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):  2.61E-007 Pa (1.96E-009 mm Hg)
  Log Koa (Koawin est  ): 15.753
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  11.5 
       Octanol/air (Koa) model:  1.39E+003 
   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 = 205.3867 E-12 cm3/molecule-sec
      Half-Life =     0.052 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.625 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.998 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.444E+004
      Log Koc:  4.388 

 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 = 1.344 (BCF = 22.09)
       log Kow used: 2.65 (estimated)

 Volatilization from Water:
    Henry LC:  1.93E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 5.006E+011  hours   (2.086E+010 days)
    Half-Life from Model Lake : 5.461E+012  hours   (2.275E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               3.60  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:     3.50  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       2.11e-005       1.25         1000       
   Water     17.9            360          1000       
   Soil      81.9            720          1000       
   Sediment  0.16            3.24e+003    0          
     Persistence Time: 761 hr

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