ChemSpider 2D Image | (−)-Epigallocatechin gallate | C22H18O11

(−)-Epigallocatechin gallate

  • Molecular FormulaC22H18O11
  • Average mass458.372 Da
  • Monoisotopic mass458.084900 Da
  • ChemSpider ID58575
  • defined stereocentres - 2 of 2 defined stereocentres


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

(−)-Epigallocatechin gallate
(-)-EGCG
(-)-epigallocatechin 3-gallate
(-)-Epigallocatechin 3-O-gallate
(-)-Epigallocatechin gallat [German]
(-)-Epigallocatechin gallate
(-)-Epigallocatechin-3-o-gallate
(2R,3R)-5,7-Dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl 3,4,5-trihydroxybenzoate [ACD/IUPAC Name]
(2R,3R)-5,7-Dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl-3,4,5-trihydroxybenzoat [German] [ACD/IUPAC Name]
3,4,5-Trihydroxybenzoate de (2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphényl)-3,4-dihydro-2H-chromén-3-yle [French] [ACD/IUPAC Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

50299_FLUKA [DBID]
AIDS000674 [DBID]
AIDS-000674 [DBID]
C09731 [DBID]
CCRIS 3729 [DBID]
CHEBI:4806 [DBID]
DivK1c_006373 [DBID]
E4143_SIAL [DBID]
E4268_SIAL [DBID]
KBio1_001317 [DBID]
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Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.9±0.1 g/cm3
Boiling Point: 909.1±65.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.3 mmHg at 25°C
Enthalpy of Vaporization: 136.7±3.0 kJ/mol
Flash Point: 320.0±27.8 °C
Index of Refraction: 1.857
Molar Refractivity: 108.4±0.4 cm3
#H bond acceptors: 11
#H bond donors: 8
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 2
ACD/LogP: 2.08
ACD/LogD (pH 5.5): 1.83
ACD/BCF (pH 5.5): 14.47
ACD/KOC (pH 5.5): 235.14
ACD/LogD (pH 7.4): 1.62
ACD/BCF (pH 7.4): 8.96
ACD/KOC (pH 7.4): 145.65
Polar Surface Area: 197 Å2
Polarizability: 43.0±0.5 10-24cm3
Surface Tension: 149.7±5.0 dyne/cm
Molar Volume: 241.2±5.0 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) =  2.56

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  720.48  (Adapted Stein & Brown method)
    Melting Pt (deg C):  315.59  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.39E-020  (Modified Grain method)
    Subcooled liquid VP: 1.18E-016 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):  32.77
       log Kow used: 2.56 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.013596 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.08E-040  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.176E-021 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.56  (KowWin est)
  Log Kaw used:  -38.355  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  40.915
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.8166
   Biowin2 (Non-Linear Model)     :   1.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.6445  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.7415  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3975
   Biowin6 (MITI Non-Linear Model):   0.0910
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  1.2099
 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):  1.57E-014 Pa (1.18E-016 mm Hg)
  Log Koa (Koawin est  ): 40.915
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.91E+008 
       Octanol/air (Koa) model:  2.02E+028 
   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 = 221.5207 E-12 cm3/molecule-sec
      Half-Life =     0.048 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.579 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    :  8.643E+006
      Log Koc:  6.937 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  4.907E-004  L/mol-sec
  Kb Half-Life at pH 8:      44.760  years  
  Kb Half-Life at pH 7:     447.602  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.270 (BCF = 18.61)
       log Kow used: 2.56 (estimated)

 Volatilization from Water:
    Henry LC:  1.08E-040 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.161E+037  hours   (4.836E+035 days)
    Half-Life from Model Lake : 1.266E+038  hours   (5.276E+036 days)

 Removal In Wastewater Treatment:
    Total removal:               3.28  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     3.17  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       1.66e-023       1.16         1000       
   Water     15.5            900          1000       
   Soil      84.4            1.8e+003     1000       
   Sediment  0.142           8.1e+003     0          
     Persistence Time: 1.67e+003 hr




                    

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