ChemSpider 2D Image | 5H-Benzo[i]pyrido[3,2-a]phenoxazin-5-one | C19H10N2O2


  • Molecular FormulaC19H10N2O2
  • Average mass298.295 Da
  • Monoisotopic mass298.074219 Da
  • ChemSpider ID10023813

More details:

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

5H-Benzo[i]pyrido[3,2-a]phenoxazin-5-on [German] [ACD/IUPAC Name]
5H-Benzo[i]pyrido[3,2-a]phenoxazin-5-one [ACD/Index Name] [ACD/IUPAC Name]
5H-Benzo[i]pyrido[3,2-a]phénoxazin-5-one [French] [ACD/IUPAC Name]

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

Density: 1.4±0.1 g/cm3
Boiling Point: 504.0±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.3 mmHg at 25°C
Enthalpy of Vaporization: 77.3±3.0 kJ/mol
Flash Point: 258.6±30.1 °C
Index of Refraction: 1.756
Molar Refractivity: 85.7±0.5 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 2.48
ACD/LogD (pH 5.5): 3.49
ACD/BCF (pH 5.5): 263.31
ACD/KOC (pH 5.5): 1880.10
ACD/LogD (pH 7.4): 3.49
ACD/BCF (pH 7.4): 263.32
ACD/KOC (pH 7.4): 1880.11
Polar Surface Area: 52 Å2
Polarizability: 34.0±0.5 10-24cm3
Surface Tension: 58.6±7.0 dyne/cm
Molar Volume: 209.1±7.0 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) =  3.21

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  471.62  (Adapted Stein & Brown method)
    Melting Pt (deg C):  199.34  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.06E-009  (Modified Grain method)
    Subcooled liquid VP: 1.42E-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):  22.84
       log Kow used: 3.21 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  14.973 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aliphatic Amines
       Vinyl/Allyl Ketones
       Vinyl/Allyl Ethers

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.80E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.540E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.21  (KowWin est)
  Log Kaw used:  -10.397  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  13.607
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5897
   Biowin2 (Non-Linear Model)     :   0.2554
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.2452  (months      )
   Biowin4 (Primary Survey Model) :   3.4535  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1843
   Biowin6 (MITI Non-Linear Model):   0.0363
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.3309
 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):  1.89E-005 Pa (1.42E-007 mm Hg)
  Log Koa (Koawin est  ): 13.607
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.158 
       Octanol/air (Koa) model:  9.93 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.851 
       Mackay model           :  0.927 
       Octanol/air (Koa) model:  0.999 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  86.5982 E-12 cm3/molecule-sec
      Half-Life =     0.124 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.482 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     0.875000 E-17 cm3/molecule-sec
      Half-Life =     1.310 Days (at 7E11 mol/cm3)
      Half-Life =     31.433 Hrs
   Fraction sorbed to airborne particulates (phi): 0.889 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  5.46E+004
      Log Koc:  4.737 

 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 = 0.931 (BCF = 8.527)
       log Kow used: 3.21 (estimated)

 Volatilization from Water:
    Henry LC:  9.8E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.032E+009  hours   (4.299E+007 days)
    Half-Life from Model Lake : 1.126E+010  hours   (4.69E+008 days)

 Removal In Wastewater Treatment:
    Total removal:               7.93  percent
    Total biodegradation:        0.14  percent
    Total sludge adsorption:     7.79  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       4.48e-005       2.71         1000       
   Water     9.9             1.44e+003    1000       
   Soil      89.7            2.88e+003    1000       
   Sediment  0.412           1.3e+004     0          
     Persistence Time: 2.76e+003 hr


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