ChemSpider 2D Image | S-Ondansetron | C18H19N3O

S-Ondansetron

  • Molecular FormulaC18H19N3O
  • Average mass293.363 Da
  • Monoisotopic mass293.152802 Da
  • ChemSpider ID608286

  • defined stereocentres - 1 of 1 defined stereocentres

More details:

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

(3S)-9-Methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-1,2,3,9-tetrahydro-4H-carbazol-4-on [German] [ACD/IUPAC Name]
(3S)-9-Methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-1,2,3,9-tetrahydro-4H-carbazol-4-one [ACD/IUPAC Name]
(3S)-9-Méthyl-3-[(2-méthyl-1H-imidazol-1-yl)méthyl]-1,2,3,9-tétrahydro-4H-carbazol-4-one [French] [ACD/IUPAC Name]
(3S)-Ondansetron
4H-Carbazol-4-one, 1,2,3,9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-, (3S)- [ACD/Index Name]
99614-58-1 [RN]
S-Ondansetron
(3S)-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-2,3,4,9-tetrahydro-1H-carbazol-4-one
(3S)-9-methyl-3-[(2-methyl-1-imidazolyl)methyl]-2,3-dihydro-1H-carbazol-4-one
(3S)-9-methyl-3-[(2-methylimidazol-1-yl)methyl]-2,3-dihydro-1H-carbazol-4-one
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

I5A4YN0EQQ [DBID]
NCGC00016968-01 [DBID]
UNII:I5A4YN0EQQ [DBID]
UNII-I5A4YN0EQQ [DBID]
ZINC00004448 [DBID]
ZINC00075126 [DBID]

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

Density: 1.3±0.1 g/cm3
Boiling Point: 546.0±30.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.5 mmHg at 25°C
Enthalpy of Vaporization: 82.5±3.0 kJ/mol
Flash Point: 284.0±24.6 °C
Index of Refraction: 1.678
Molar Refractivity: 86.8±0.5 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: 2.07
ACD/LogD (pH 5.5): 0.90
ACD/BCF (pH 5.5): 1.01
ACD/KOC (pH 5.5): 10.17
ACD/LogD (pH 7.4): 2.43
ACD/BCF (pH 7.4): 34.36
ACD/KOC (pH 7.4): 347.28
Polar Surface Area: 40 Å2
Polarizability: 34.4±0.5 10-24cm3
Surface Tension: 49.0±7.0 dyne/cm
Molar Volume: 230.1±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) =  3.95

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  486.09  (Adapted Stein & Brown method)
    Melting Pt (deg C):  206.10  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.44E-010  (Modified Grain method)
    Subcooled liquid VP: 6.16E-008 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):  5.714
       log Kow used: 3.95 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  16.285 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.54E-011  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.026E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.95  (KowWin est)
  Log Kaw used:  -8.839  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  12.789
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7240
   Biowin2 (Non-Linear Model)     :   0.3879
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3787  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2652  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0742
   Biowin6 (MITI Non-Linear Model):   0.0253
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.7561
 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):  8.21E-006 Pa (6.16E-008 mm Hg)
  Log Koa (Koawin est  ): 12.789
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.365 
       Octanol/air (Koa) model:  1.51 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.93 
       Mackay model           :  0.967 
       Octanol/air (Koa) model:  0.992 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 271.8194 E-12 cm3/molecule-sec
      Half-Life =     0.039 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    28.332 Min
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.948 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.206E+004
      Log Koc:  4.081 

 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 = 1.499 (BCF = 31.56)
       log Kow used: 3.95 (estimated)

 Volatilization from Water:
    Henry LC:  3.54E-011 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.833E+007  hours   (1.18E+006 days)
    Half-Life from Model Lake :  3.09E+008  hours   (1.288E+007 days)

 Removal In Wastewater Treatment:
    Total removal:              27.83  percent
    Total biodegradation:        0.30  percent
    Total sludge adsorption:    27.53  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       0.00464         0.944        1000       
   Water     11.7            900          1000       
   Soil      85.8            1.8e+003     1000       
   Sediment  2.46            8.1e+003     0          
     Persistence Time: 1.74e+003 hr

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