ChemSpider 2D Image | octahydro-1H-pyrido[1,2-a]pyrazin-1-one | C8H14N2O

octahydro-1H-pyrido[1,2-a]pyrazin-1-one

  • Molecular FormulaC8H14N2O
  • Average mass154.210 Da
  • Monoisotopic mass154.110611 Da
  • ChemSpider ID176881

More details:

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

(+)-HEXAHYDRO-2H-PYRIDO[1,2-A]PYRAZIN-1(6H)-ONE
22328-79-6 [RN]
2H-Pyrido[1,2-a]pyrazin-1(6H)-one, hexahydro- [ACD/Index Name]
Hexahydro-2H-pyrido[1,2-a]pyrazin-1(6H)-on [German] [ACD/IUPAC Name]
Hexahydro-2H-pyrido[1,2-a]pyrazin-1(6H)-one [ACD/IUPAC Name]
Hexahydro-2H-pyrido[1,2-a]pyrazin-1(6H)-one [French] [ACD/IUPAC Name]
octahydro-1H-pyrido[1,2-a]pyrazin-1-one
1,4-Diazabicyclo(4.4.0)decane-5-one
15932-71-5 [RN]
2,3,6,7,8,9,9a-heptahydro-2-azaquinolizin-1-one
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Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.1±0.1 g/cm3
Boiling Point: 329.5±35.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.7 mmHg at 25°C
Enthalpy of Vaporization: 57.2±3.0 kJ/mol
Flash Point: 153.1±25.9 °C
Index of Refraction: 1.541
Molar Refractivity: 42.6±0.4 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -0.61
ACD/LogD (pH 5.5): -2.08
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -0.54
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 9.18
Polar Surface Area: 32 Å2
Polarizability: 16.9±0.5 10-24cm3
Surface Tension: 43.9±5.0 dyne/cm
Molar Volume: 135.6±5.0 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) =  0.08

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  323.03  (Adapted Stein & Brown method)
    Melting Pt (deg C):  116.40  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.11E-005  (Modified Grain method)
    Subcooled liquid VP: 0.00057 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):  3013
       log Kow used: 0.08 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.11E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.788E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.08  (KowWin est)
  Log Kaw used:  -8.343  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  8.423
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6790
   Biowin2 (Non-Linear Model)     :   0.7837
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5494  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5427  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4260
   Biowin6 (MITI Non-Linear Model):   0.3565
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.4873
 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):  0.076 Pa (0.00057 mm Hg)
  Log Koa (Koawin est  ): 8.423
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.95E-005 
       Octanol/air (Koa) model:  6.5E-005 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00142 
       Mackay model           :  0.00315 
       Octanol/air (Koa) model:  0.00517 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  61.5285 E-12 cm3/molecule-sec
      Half-Life =     0.174 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.086 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.00229 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  149.5
      Log Koc:  2.175 

 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 = 0.500 (BCF = 3.162)
       log Kow used: 0.08 (estimated)

 Volatilization from Water:
    Henry LC:  1.11E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:  6.55E+006  hours   (2.729E+005 days)
    Half-Life from Model Lake : 7.146E+007  hours   (2.977E+006 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       0.00154         4.17         1000       
   Water     45.7            900          1000       
   Soil      54.2            1.8e+003     1000       
   Sediment  0.0887          8.1e+003     0          
     Persistence Time: 980 hr

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