ChemSpider 2D Image | 9-(3,4-Dimethoxyphenyl)-3,4,5,6,7,9-hexahydro-1H-xanthene-1,8(2H)-dione | C21H22O5

9-(3,4-Dimethoxyphenyl)-3,4,5,6,7,9-hexahydro-1H-xanthene-1,8(2H)-dione

  • Molecular FormulaC21H22O5
  • Average mass354.396 Da
  • Monoisotopic mass354.146729 Da
  • ChemSpider ID912508

More details:






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

1H-Xanthene-1,8(2H)-dione, 9-(3,4-dimethoxyphenyl)-3,4,5,6,7,9-hexahydro- [ACD/Index Name]
9-(3,4-Dimethoxyphenyl)-3,4,5,6,7,9-hexahydro-1H-xanthen-1,8(2H)-dion [German] [ACD/IUPAC Name]
9-(3,4-Dimethoxyphenyl)-3,4,5,6,7,9-hexahydro-1H-xanthene-1,8(2H)-dione [ACD/IUPAC Name]
9-(3,4-Diméthoxyphényl)-3,4,5,6,7,9-hexahydro-1H-xanthène-1,8(2H)-dione [French] [ACD/IUPAC Name]
331862-28-3 [RN]
9-(3,4-dimethoxyphenyl)-2,3,4,5,6,7,8,9-octahydro-1H-xanthene-1,8-dione
9-(3,4-dimethoxyphenyl)-3,4,5,6,7,9-hexahydro-2H-xanthene-1,8-dione

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

CBDivE_014792 [DBID]
ChemDiv1_000743 [DBID]
EU-0068881 [DBID]
ZINC00755577 [DBID]

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

    Density: 1.3±0.1 g/cm3
    Boiling Point: 545.9±50.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.5 mmHg at 25°C
    Enthalpy of Vaporization: 82.5±3.0 kJ/mol
    Flash Point: 240.1±30.2 °C
    Index of Refraction: 1.597
    Molar Refractivity: 94.4±0.4 cm3
    #H bond acceptors: 5
    #H bond donors: 0
    #Freely Rotating Bonds: 3
    #Rule of 5 Violations: 0
    ACD/LogP: 1.83
    ACD/LogD (pH 5.5): 2.57
    ACD/BCF (pH 5.5): 53.05
    ACD/KOC (pH 5.5): 597.20
    ACD/LogD (pH 7.4): 2.57
    ACD/BCF (pH 7.4): 53.05
    ACD/KOC (pH 7.4): 597.20
    Polar Surface Area: 62 Å2
    Polarizability: 37.4±0.5 10-24cm3
    Surface Tension: 51.5±5.0 dyne/cm
    Molar Volume: 277.1±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) =  3.25
    
     Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
        Boiling Pt (deg C):  481.88  (Adapted Stein & Brown method)
        Melting Pt (deg C):  204.13  (Mean or Weighted MP)
        VP(mm Hg,25 deg C):  1E-009  (Modified Grain method)
        Subcooled liquid VP: 7.86E-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):  9.803
           log Kow used: 3.25 (estimated)
           no-melting pt equation used
    
     Water Sol Estimate from Fragments:
        Wat Sol (v1.01 est) =  2.8055 mg/L
    
     ECOSAR Class Program (ECOSAR v0.99h):
        Class(es) found:
           Vinyl/Allyl Ketones
           Vinyl/Allyl Ethers
    
     Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
       Bond Method :   1.32E-012  atm-m3/mole
       Group Method:   Incomplete
     Henrys LC [VP/WSol estimate using EPI values]:  4.757E-011 atm-m3/mole
    
     Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
      Log Kow used:  3.25  (KowWin est)
      Log Kaw used:  -10.268  (HenryWin est)
          Log Koa (KOAWIN v1.10 estimate):  13.518
          Log Koa (experimental database):  None
    
     Probability of Rapid Biodegradation (BIOWIN v4.10):
       Biowin1 (Linear Model)         :   0.5636
       Biowin2 (Non-Linear Model)     :   0.2166
     Expert Survey Biodegradation Results:
       Biowin3 (Ultimate Survey Model):   2.1713  (months      )
       Biowin4 (Primary Survey Model) :   3.3679  (days-weeks  )
     MITI Biodegradation Probability:
       Biowin5 (MITI Linear Model)    :   0.4193
       Biowin6 (MITI Non-Linear Model):   0.1947
     Anaerobic Biodegradation Probability:
       Biowin7 (Anaerobic Linear Model): -1.0958
     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):  1.05E-005 Pa (7.86E-008 mm Hg)
      Log Koa (Koawin est  ): 13.518
       Kp (particle/gas partition coef. (m3/ug)):
           Mackay model           :  0.286 
           Octanol/air (Koa) model:  8.09 
       Fraction sorbed to airborne particulates (phi):
           Junge-Pankow model     :  0.912 
           Mackay model           :  0.958 
           Octanol/air (Koa) model:  0.998 
    
     Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
       Hydroxyl Radicals Reaction:
          OVERALL OH Rate Constant = 258.7115 E-12 cm3/molecule-sec
          Half-Life =     0.041 Days (12-hr day; 1.5E6 OH/cm3)
          Half-Life =    29.767 Min
       Ozone Reaction:
          OVERALL Ozone Rate Constant =    14.787499 E-17 cm3/molecule-sec
          Half-Life =     0.077 Days (at 7E11 mol/cm3)
          Half-Life =      1.860 Hrs
       Fraction sorbed to airborne particulates (phi): 0.935 (Junge,Mackay)
        Note: the sorbed fraction may be resistant to atmospheric oxidation
    
     Soil Adsorption Coefficient (PCKOCWIN v1.66):
          Koc    :  197.5
          Log Koc:  2.295 
    
     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 = 1.801 (BCF = 63.27)
           log Kow used: 3.25 (estimated)
    
     Volatilization from Water:
        Henry LC:  1.32E-012 atm-m3/mole  (estimated by Bond SAR Method)
        Half-Life from Model River:  8.35E+008  hours   (3.479E+007 days)
        Half-Life from Model Lake : 9.109E+009  hours   (3.796E+008 days)
    
     Removal In Wastewater Treatment:
        Total removal:               8.47  percent
        Total biodegradation:        0.15  percent
        Total sludge adsorption:     8.33  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       0.000105        0.647        1000       
       Water     9.8             1.44e+003    1000       
       Soil      89.7            2.88e+003    1000       
       Sediment  0.45            1.3e+004     0          
         Persistence Time: 2.76e+003 hr
    
    
    
    
                        

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