ChemSpider 2D Image | 1,3-Dihydroxy-2,6-dimethoxy-8-methyl-9H-xanthen-9-one | C16H14O6

1,3-Dihydroxy-2,6-dimethoxy-8-methyl-9H-xanthen-9-one

  • Molecular FormulaC16H14O6
  • Average mass302.279 Da
  • Monoisotopic mass302.079041 Da
  • ChemSpider ID9406968

More details:

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

1,3-Dihydroxy-2,6-dimethoxy-8-methyl-9H-xanthen-9-on [German] [ACD/IUPAC Name]
1,3-Dihydroxy-2,6-dimethoxy-8-methyl-9H-xanthen-9-one [ACD/IUPAC Name]
1,3-Dihydroxy-2,6-diméthoxy-8-méthyl-9H-xanthén-9-one [French] [ACD/IUPAC Name]
9H-Xanthen-9-one, 1,3-dihydroxy-2,6-dimethoxy-8-methyl- [ACD/Index Name]
773850-92-3 [RN]
Drimiopsin F

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

Density: 1.4±0.1 g/cm3
Boiling Point: 553.3±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.6 mmHg at 25°C
Enthalpy of Vaporization: 86.5±3.0 kJ/mol
Flash Point: 209.8±23.6 °C
Index of Refraction: 1.641
Molar Refractivity: 77.5±0.3 cm3
#H bond acceptors: 6
#H bond donors: 2
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 1.98
ACD/LogD (pH 5.5): 2.58
ACD/BCF (pH 5.5): 53.06
ACD/KOC (pH 5.5): 584.91
ACD/LogD (pH 7.4): 1.71
ACD/BCF (pH 7.4): 7.07
ACD/KOC (pH 7.4): 77.92
Polar Surface Area: 85 Å2
Polarizability: 30.7±0.5 10-24cm3
Surface Tension: 59.3±3.0 dyne/cm
Molar Volume: 214.8±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) =  4.11

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  462.56  (Adapted Stein & Brown method)
    Melting Pt (deg C):  195.11  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.17E-010  (Modified Grain method)
    Subcooled liquid VP: 7.16E-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):  0.2841
       log Kow used: 4.11 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  21.945 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.02E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.638E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.11  (KowWin est)
  Log Kaw used:  -12.380  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.490
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.2925
   Biowin2 (Non-Linear Model)     :   0.9994
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3722  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6316  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7117
   Biowin6 (MITI Non-Linear Model):   0.5705
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3225
 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):  9.55E-007 Pa (7.16E-009 mm Hg)
  Log Koa (Koawin est  ): 16.490
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.14 
       Octanol/air (Koa) model:  7.59E+003 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.991 
       Mackay model           :  0.996 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 202.0752 E-12 cm3/molecule-sec
      Half-Life =     0.053 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.635 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.994 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  4551
      Log Koc:  3.658 

 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 = 1.627 (BCF = 42.34)
       log Kow used: 4.11 (estimated)

 Volatilization from Water:
    Henry LC:  1.02E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  9.98E+010  hours   (4.158E+009 days)
    Half-Life from Model Lake : 1.089E+012  hours   (4.536E+010 days)

 Removal In Wastewater Treatment:
    Total removal:              35.33  percent
    Total biodegradation:        0.36  percent
    Total sludge adsorption:    34.97  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       1.18e-005       1.27         1000       
   Water     10.8            900          1000       
   Soil      85.9            1.8e+003     1000       
   Sediment  3.29            8.1e+003     0          
     Persistence Time: 1.9e+003 hr

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