ChemSpider 2D Image | 2-Methyl-3-phenyl-8-[(E)-2-phenylvinyl]-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one | C25H21N3O

2-Methyl-3-phenyl-8-[(E)-2-phenylvinyl]-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one

  • Molecular FormulaC25H21N3O
  • Average mass379.454 Da
  • Monoisotopic mass379.168457 Da
  • ChemSpider ID11734502
  • Double-bond stereo - Double-bond stereo


More details:






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

2-Methyl-3-phenyl-8-[(E)-2-phenylvinyl]-8,9-dihydropyrazolo[1,5-a]chinazolin-6(7H)-on [German] [ACD/IUPAC Name]
2-Methyl-3-phenyl-8-[(E)-2-phenylvinyl]-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one [ACD/IUPAC Name]
2-Méthyl-3-phényl-8-[(E)-2-phénylvinyl]-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one [French] [ACD/IUPAC Name]
Pyrazolo[1,5-a]quinazolin-6(7H)-one, 8,9-dihydro-2-methyl-3-phenyl-8-[(E)-2-phenylethenyl]- [ACD/Index Name]
2-methyl-3-phenyl-8-[(E)-2-phenylethenyl]-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one
2-Methyl-3-phenyl-8-styryl-8,9-dihydro-7H-pyrazolo[1,5-a]quinazolin-6-one
8-((1E)-2-phenylvinyl)-2-methyl-3-phenyl-7,8,9,10-tetrahydropyrazolo[1,5-a]quinazolin-6-one

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

Density: 1.2±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.673
Molar Refractivity: 115.8±0.5 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 4.49
ACD/LogD (pH 5.5): 4.63
ACD/BCF (pH 5.5): 1943.66
ACD/KOC (pH 5.5): 7863.04
ACD/LogD (pH 7.4): 4.63
ACD/BCF (pH 7.4): 1943.67
ACD/KOC (pH 7.4): 7863.07
Polar Surface Area: 47 Å2
Polarizability: 45.9±0.5 10-24cm3
Surface Tension: 49.1±7.0 dyne/cm
Molar Volume: 308.9±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) =  4.84

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  546.88  (Adapted Stein & Brown method)
    Melting Pt (deg C):  234.50  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  9.67E-012  (Modified Grain method)
    Subcooled liquid VP: 1.75E-009 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):  0.299
       log Kow used: 4.84 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.051264 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.06E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.615E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.84  (KowWin est)
  Log Kaw used:  -9.363  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.203
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8846
   Biowin2 (Non-Linear Model)     :   0.7929
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3073  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2193  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0987
   Biowin6 (MITI Non-Linear Model):   0.0030
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.7537
 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):  2.33E-007 Pa (1.75E-009 mm Hg)
  Log Koa (Koawin est  ): 14.203
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  12.9 
       Octanol/air (Koa) model:  39.2 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.998 
       Mackay model           :  0.999 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 209.3147 E-12 cm3/molecule-sec [Cis-isomer]
      OVERALL OH Rate Constant = 216.9147 E-12 cm3/molecule-sec [Trans-isomer]
      Half-Life =    0.613 Hrs (12-hr day; 1.5E6 OH/cm3) [Cis-isomer]
      Half-Life =    0.592 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer]
   Ozone Reaction:
      OVERALL Ozone Rate Constant =   170.624985 E-17 cm3/molecule-sec [Cis-]
      OVERALL Ozone Rate Constant =   177.449982 E-17 cm3/molecule-sec [Trans-]
      Half-Life =     0.161 Hrs (at 7E11 mol/cm3) [Cis-isomer]
      Half-Life =     0.155 Hrs (at 7E11 mol/cm3) [Trans-isomer]
   Fraction sorbed to airborne particulates (phi): 0.998 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  5.57E+005
      Log Koc:  5.746 

 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 = 3.030 (BCF = 1072)
       log Kow used: 4.84 (estimated)

 Volatilization from Water:
    Henry LC:  1.06E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.076E+008  hours   (4.483E+006 days)
    Half-Life from Model Lake : 1.174E+009  hours   (4.891E+007 days)

 Removal In Wastewater Treatment:
    Total removal:              72.00  percent
    Total biodegradation:        0.64  percent
    Total sludge adsorption:    71.36  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       0.0047          0.142        1000       
   Water     12.7            900          1000       
   Soil      66.9            1.8e+003     1000       
   Sediment  20.4            8.1e+003     0          
     Persistence Time: 1.37e+003 hr




                    

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