ChemSpider 2D Image | 1H-2-Benzopyran-6,8(7H,8aH)-dione, 7-(acetyloxy)-5-chloro-3-(3,5-dimethyl-1,3-heptadienyl)-8a-hydroxy-7-methyl- | C21H25ClO6

1H-2-Benzopyran-6,8(7H,8aH)-dione, 7-(acetyloxy)-5-chloro-3-(3,5-dimethyl-1,3-heptadienyl)-8a-hydroxy-7-methyl-

  • Molecular FormulaC21H25ClO6
  • Average mass408.873 Da
  • Monoisotopic mass408.133972 Da
  • ChemSpider ID4947550
  • Double-bond stereo - Double-bond stereo


More details:






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

1H-2-Benzopyran-6,8(7H,8aH)-dione, 7-(acetyloxy)-5-chloro-3-(3,5-dimethyl-1,3-heptadienyl)-8a-hydroxy-7-methyl-
1H-2-Benzopyran-6,8(7H,8aH)-dione, 7-(acetyloxy)-5-chloro-3-[(1E,3E)-3,5-dimethyl-1,3-heptadien-1-yl]-8a-hydroxy-7-methyl- [ACD/Index Name]
5-Chlor-3-[(1E,3E)-3,5-dimethyl-1,3-heptadien-1-yl]-8a-hydroxy-7-methyl-6,8-dioxo-6,7,8,8a-tetrahydro-1H-isochromen-7-yl-acetat [German] [ACD/IUPAC Name]
5-Chloro-3-[(1E,3E)-3,5-dimethyl-1,3-heptadien-1-yl]-8a-hydroxy-7-methyl-6,8-dioxo-6,7,8,8a-tetrahydro-1H-isochromen-7-yl acetate [ACD/IUPAC Name]
Acétate de 5-chloro-3-[(1E,3E)-3,5-diméthyl-1,3-heptadién-1-yl]-8a-hydroxy-7-méthyl-6,8-dioxo-6,7,8,8a-tétrahydro-1H-isochromén-7-yle [French] [ACD/IUPAC Name]
175448-30-3 [RN]
Isochromophilone VII

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

Density: 1.3±0.1 g/cm3
Boiling Point: 547.5±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.3 mmHg at 25°C
Enthalpy of Vaporization: 95.1±6.0 kJ/mol
Flash Point: 284.9±30.1 °C
Index of Refraction: 1.560
Molar Refractivity: 104.1±0.4 cm3
#H bond acceptors: 6
#H bond donors: 1
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 1
ACD/LogP: 5.39
ACD/LogD (pH 5.5): 4.33
ACD/BCF (pH 5.5): 1141.74
ACD/KOC (pH 5.5): 5372.52
ACD/LogD (pH 7.4): 4.32
ACD/BCF (pH 7.4): 1120.88
ACD/KOC (pH 7.4): 5274.34
Polar Surface Area: 90 Å2
Polarizability: 41.3±0.5 10-24cm3
Surface Tension: 48.7±5.0 dyne/cm
Molar Volume: 321.9±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) =  5.26

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  497.08  (Adapted Stein & Brown method)
    Melting Pt (deg C):  211.24  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.41E-012  (Modified Grain method)
    Subcooled liquid VP: 2.29E-010 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):  0.2825
       log Kow used: 5.26 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.7217 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters
       Vinyl/Allyl Ketones
       Vinyl/Allyl Halides
       Vinyl/Allyl Ethers
       Vinyl/Allyl Alcohols

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.09E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.590E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.26  (KowWin est)
  Log Kaw used:  -9.351  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.611
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.0859
   Biowin2 (Non-Linear Model)     :   0.0002
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.7848  (months      )
   Biowin4 (Primary Survey Model) :   3.0251  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2580
   Biowin6 (MITI Non-Linear Model):   0.0129
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.6680
 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):  3.05E-008 Pa (2.29E-010 mm Hg)
  Log Koa (Koawin est  ): 14.611
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  98.3 
       Octanol/air (Koa) model:  100 
   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 = 247.9588 E-12 cm3/molecule-sec
      Half-Life =     0.043 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.518 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    34.801651 E-17 cm3/molecule-sec
      Half-Life =     0.033 Days (at 7E11 mol/cm3)
      Half-Life =     47.418 Min
   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    :  10
      Log Koc:  1.000 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  4.610E-002  L/mol-sec
  Kb Half-Life at pH 8:     174.013  days   
  Kb Half-Life at pH 7:       4.764  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 3.348 (BCF = 2230)
       log Kow used: 5.26 (estimated)

 Volatilization from Water:
    Henry LC:  1.09E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.086E+008  hours   (4.526E+006 days)
    Half-Life from Model Lake : 1.185E+009  hours   (4.937E+007 days)

 Removal In Wastewater Treatment:
    Total removal:              84.40  percent
    Total biodegradation:        0.72  percent
    Total sludge adsorption:    83.67  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       0.00797         0.448        1000       
   Water     6.97            1.44e+003    1000       
   Soil      56              2.88e+003    1000       
   Sediment  37              1.3e+004     0          
     Persistence Time: 2.57e+003 hr




                    

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