ChemSpider 2D Image | VA3677000 | C9H8N2O

VA3677000

  • Molecular FormulaC9H8N2O
  • Average mass160.173 Da
  • Monoisotopic mass160.063660 Da
  • ChemSpider ID14909

More details:






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

132305-21-6 [RN]
1769-24-0 [RN]
217-189-2 [EINECS]
2-methyl-3,4-dihydroquinazolin-4-one
2-Methyl-4(1H)-chinazolinon [German] [ACD/IUPAC Name]
2-Methyl-4(1H)-quinazolinone [ACD/IUPAC Name]
2-Méthyl-4(1H)-quinazolinone [French] [ACD/IUPAC Name]
2-methylquinazolin-4(1H)-one
2-methylquinazolin-4(3H)-one
2-methylquinazolin-4-ol
More...

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

158836_ALDRICH [DBID]
AI3-52030 [DBID]
AIDS024402 [DBID]
AIDS-024402 [DBID]
B 101 [DBID]
CCRIS 4693 [DBID]
MLS000530165 [DBID]
NCI60_002243 [DBID]
NSC 12005 [DBID]
NSC 2757 [DBID]
More...
  • Experimental Physico-chemical Properties
  • Gas Chromatography
    • Retention Index (Kovats):

      1652 (estimated with error: 89) NIST Spectra mainlib_318162, mainlib_239430, replib_91172
      1736 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column type: Packed; Start T: 220 C; CAS no: 1769240; Active phase: OV-1; Data type: Kovats RI; Authors: Papp, O.; Szasz, Gy.; Orfi, L.; Hermecz, I., Correlation between structure and gas chromatographic behaviour of nitrogen-containing heterocyclic compounds. II. Alkyl substitution of quinazolone derivatives, J. Chromatogr., 537, 1991, 371-376.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      2085 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 35 C; End T: 320 C; End time: 45 min; Start time: 5 min; CAS no: 1769240; Active phase: FFAP; Carrier gas: N2; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Nebesny, E.; Budryn, G.; Kula, J.; Majda, T., The effect of roasting method on headspace composition of robusta coffee bean aroma, Eur. Food Res. Technol., 225, 2007, 9-19.) NIST Spectra nist ri

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

Density: 1.3±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.644
Molar Refractivity: 45.7±0.5 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 0.71
ACD/LogD (pH 5.5): 0.94
ACD/BCF (pH 5.5): 3.07
ACD/KOC (pH 5.5): 77.68
ACD/LogD (pH 7.4): 0.94
ACD/BCF (pH 7.4): 3.08
ACD/KOC (pH 7.4): 77.86
Polar Surface Area: 41 Å2
Polarizability: 18.1±0.5 10-24cm3
Surface Tension: 46.8±7.0 dyne/cm
Molar Volume: 126.2±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) =  1.73

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  398.43  (Adapted Stein & Brown method)
    Melting Pt (deg C):  149.05  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.53E-008  (Modified Grain method)
    MP  (exp database):  231-233 deg C
    Subcooled liquid VP: 9.08E-006 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):  2285
       log Kow used: 1.73 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  8566.6 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.85E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.101E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.73  (KowWin est)
  Log Kaw used:  -7.703  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.433
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4375
   Biowin2 (Non-Linear Model)     :   0.2363
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7103  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5083  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1112
   Biowin6 (MITI Non-Linear Model):   0.0560
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.0970
 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):  0.00121 Pa (9.08E-006 mm Hg)
  Log Koa (Koawin est  ): 9.433
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00248 
       Octanol/air (Koa) model:  0.000665 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0822 
       Mackay model           :  0.165 
       Octanol/air (Koa) model:  0.0505 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  39.0539 E-12 cm3/molecule-sec
      Half-Life =     0.274 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.287 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.124 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  617.7
      Log Koc:  2.791 

 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 = 0.630 (BCF = 4.271)
       log Kow used: 1.73 (estimated)

 Volatilization from Water:
    Henry LC:  4.85E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.528E+006  hours   (6.366E+004 days)
    Half-Life from Model Lake : 1.667E+007  hours   (6.945E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               2.06  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.97  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       0.00979         6.57         1000       
   Water     28.5            900          1000       
   Soil      71.4            1.8e+003     1000       
   Sediment  0.0842          8.1e+003     0          
     Persistence Time: 1.26e+003 hr




                    

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