ChemSpider 2D Image | 5,6-Dimethyl-1,3-diphenyl-4,7-dihydro-2-benzofuran | C22H20O

5,6-Dimethyl-1,3-diphenyl-4,7-dihydro-2-benzofuran

  • Molecular FormulaC22H20O
  • Average mass300.394 Da
  • Monoisotopic mass300.151428 Da
  • ChemSpider ID197824

More details:






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

5,6-Dimethyl-1,3-diphenyl-4,7-dihydro-2-benzofuran [ACD/IUPAC Name]
5,6-Dimethyl-1,3-diphenyl-4,7-dihydro-2-benzofuran [German] [ACD/IUPAC Name]
5,6-Diméthyl-1,3-diphényl-4,7-dihydro-2-benzofurane [French] [ACD/IUPAC Name]
Isobenzofuran, 4,7-dihydro-5,6-dimethyl-1,3-diphenyl- [ACD/Index Name]
5,6-Dimethyl-1,3-diphenyl-4,7-dihydroisobenzofuran
5452-32-4 [RN]
63123-28-4 [RN]
IRON(3+) PERCHLORATE 2,3,7,8,12,13,17,18-OCTAETHYLPORPHINE-21,22-DIIDE(1:1:1)

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

NSC18959 [DBID]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.1±0.1 g/cm3
Boiling Point: 454.6±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.1 mmHg at 25°C
Enthalpy of Vaporization: 68.7±3.0 kJ/mol
Flash Point: 234.7±15.6 °C
Index of Refraction: 1.586
Molar Refractivity: 93.5±0.3 cm3
#H bond acceptors: 1
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 1
ACD/LogP: 7.73
ACD/LogD (pH 5.5): 6.81
ACD/BCF (pH 5.5): 87736.45
ACD/KOC (pH 5.5): 120200.95
ACD/LogD (pH 7.4): 6.81
ACD/BCF (pH 7.4): 87736.45
ACD/KOC (pH 7.4): 120200.95
Polar Surface Area: 13 Å2
Polarizability: 37.1±0.5 10-24cm3
Surface Tension: 38.0±3.0 dyne/cm
Molar Volume: 278.9±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) =  7.73

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  438.36  (Adapted Stein & Brown method)
    Melting Pt (deg C):  164.87  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.47E-008  (Modified Grain method)
    Subcooled liquid VP: 9.54E-007 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):  0.003029
       log Kow used: 7.73 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0028968 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.48E-005  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.528E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  7.73  (KowWin est)
  Log Kaw used:  -2.577  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.307
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9701
   Biowin2 (Non-Linear Model)     :   0.9706
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4296  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2870  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.2099
   Biowin6 (MITI Non-Linear Model):   0.0057
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0846
 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):  0.000127 Pa (9.54E-007 mm Hg)
  Log Koa (Koawin est  ): 10.307
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0236 
       Octanol/air (Koa) model:  0.00498 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.46 
       Mackay model           :  0.654 
       Octanol/air (Koa) model:  0.285 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 300.3388 E-12 cm3/molecule-sec
      Half-Life =     0.036 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    25.641 Min
   Ozone Reaction:
      OVERALL Ozone Rate Constant =   120.000000 E-17 cm3/molecule-sec
      Half-Life =     0.010 Days (at 7E11 mol/cm3)
      Half-Life =     13.752 Min
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.557 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  3.967E+006
      Log Koc:  6.598 

 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 = 3.803 (BCF = 6360)
       log Kow used: 7.73 (estimated)

 Volatilization from Water:
    Henry LC:  6.48E-005 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      17.43  hours
    Half-Life from Model Lake :      335.5  hours   (13.98 days)

 Removal In Wastewater Treatment:
    Total removal:              94.00  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.22  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       0.00281         0.181        1000       
   Water     1.95            900          1000       
   Soil      28.2            1.8e+003     1000       
   Sediment  69.8            8.1e+003     0          
     Persistence Time: 3.08e+003 hr




                    

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