ChemSpider 2D Image | MFCD00157323 | C21H16O2

MFCD00157323

  • Molecular FormulaC21H16O2
  • Average mass300.350 Da
  • Monoisotopic mass300.115021 Da
  • ChemSpider ID281727

More details:






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

60049-71-0 [RN]
7-Methyl-5-tetraphenyl acetate [ACD/IUPAC Name]
7-Methyl-5-tetraphenyl-acetat [German] [ACD/IUPAC Name]
7-methylbenzo[a]anthracen-5-yl acetate|7-METHYL-5-BENZ(A)ANTHRACENYL ACETATE
Acétate de 7-méthyl-5-tétraphényle [French] [ACD/IUPAC Name]
Benz[a]anthracen-5-ol, 7-methyl-, acetate [ACD/Index Name]
MFCD00157323
(7-methylbenzo[a]anthracen-5-yl) acetate
7-METHYL-5-BENZ(A)ANTHRACENYL ACETATE
7-methylbenzo[a]anthracen-5-yl acetate
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

NSC254140 [DBID]

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

Density: 1.2±0.1 g/cm3
Boiling Point: 512.2±19.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.3 mmHg at 25°C
Enthalpy of Vaporization: 78.3±3.0 kJ/mol
Flash Point: 156.2±10.5 °C
Index of Refraction: 1.709
Molar Refractivity: 95.9±0.3 cm3
#H bond acceptors: 2
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 1
ACD/LogP: 5.71
ACD/LogD (pH 5.5): 5.86
ACD/BCF (pH 5.5): 16795.54
ACD/KOC (pH 5.5): 36811.28
ACD/LogD (pH 7.4): 5.86
ACD/BCF (pH 7.4): 16795.54
ACD/KOC (pH 7.4): 36811.28
Polar Surface Area: 26 Å2
Polarizability: 38.0±0.5 10-24cm3
Surface Tension: 51.4±3.0 dyne/cm
Molar Volume: 245.7±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) =  5.67

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  460.17  (Adapted Stein & Brown method)
    Melting Pt (deg C):  178.06  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.05E-009  (Modified Grain method)
    Subcooled liquid VP: 2.75E-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):  0.01377
       log Kow used: 5.67 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0095896 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.66E-008  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.023E-007 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.67  (KowWin est)
  Log Kaw used:  -5.565  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.235
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.1761
   Biowin2 (Non-Linear Model)     :   0.0012
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.8014  (months      )
   Biowin4 (Primary Survey Model) :   2.8726  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2864
   Biowin6 (MITI Non-Linear Model):   0.1024
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.3977
 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):  3.67E-005 Pa (2.75E-007 mm Hg)
  Log Koa (Koawin est  ): 11.235
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0818 
       Octanol/air (Koa) model:  0.0422 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.747 
       Mackay model           :  0.867 
       Octanol/air (Koa) model:  0.771 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  78.0284 E-12 cm3/molecule-sec
      Half-Life =     0.137 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.645 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.807 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.746E+005
      Log Koc:  5.242 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.306E+000  L/mol-sec
  Kb Half-Life at pH 8:       6.143  days   
  Kb Half-Life at pH 7:      61.430  days   

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 3.662 (BCF = 4593)
       log Kow used: 5.67 (estimated)

 Volatilization from Water:
    Henry LC:  6.66E-008 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.524E+004  hours   (634.9 days)
    Half-Life from Model Lake : 1.664E+005  hours   (6932 days)

 Removal In Wastewater Treatment:
    Total removal:              90.08  percent
    Total biodegradation:        0.76  percent
    Total sludge adsorption:    89.33  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       0.0391          3.29         1000       
   Water     4.27            1.44e+003    1000       
   Soil      45.7            2.88e+003    1000       
   Sediment  50              1.3e+004     0          
     Persistence Time: 3.38e+003 hr




                    

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