ChemSpider 2D Image | methyl N-acetylneuraminate | C12H21NO9

methyl N-acetylneuraminate

  • Molecular FormulaC12H21NO9
  • Average mass323.296 Da
  • Monoisotopic mass323.121643 Da
  • ChemSpider ID8910008

  • defined stereocentres - 5 of 6 defined stereocentres

More details:

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

(6R)-5-Acétamido-3,5-didésoxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]-L-thréo-hex-2-ulopyranosonate de méthyle [French] [ACD/IUPAC Name]
50998-13-5 [RN]
D-galacto-2-nonulopyranosonic acid, 5-(acetylamino)-3,5-dideoxy-, methyl ester
D-glycero-D-galacto-2-Nonulopyranosonic acid, 5-(acetylamino)-3,5-dideoxy-, methyl ester [ACD/Index Name]
Methyl (6R)-5-acetamido-3,5-dideoxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]-L-threo-hex-2-ulopyranosonate [ACD/IUPAC Name]
methyl 5-(acetylamino)-3,5-dideoxy-D-galacto-non-2-ulopyranosonate
methyl N-acetylneuraminate
Methyl-(6R)-5-acetamido-3,5-didesoxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]-L-threo-hex-2-ulopyranosonat [German] [ACD/IUPAC Name]
N-Acetylneuraminic Acid Methyl Ester
[50998-13-5] [RN]
More...

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

Density: 1.5±0.1 g/cm3
Boiling Point: 693.8±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±4.9 mmHg at 25°C
Enthalpy of Vaporization: 116.2±6.0 kJ/mol
Flash Point: 373.4±31.5 °C
Index of Refraction: 1.576
Molar Refractivity: 70.5±0.4 cm3
#H bond acceptors: 10
#H bond donors: 6
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 2
ACD/LogP: -2.47
ACD/LogD (pH 5.5): -1.88
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 2.25
ACD/LogD (pH 7.4): -1.88
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 2.24
Polar Surface Area: 166 Å2
Polarizability: 27.9±0.5 10-24cm3
Surface Tension: 77.3±5.0 dyne/cm
Molar Volume: 213.0±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) =  -5.18

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  550.54  (Adapted Stein & Brown method)
    Melting Pt (deg C):  236.21  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.13E-015  (Modified Grain method)
    Subcooled liquid VP: 4.05E-013 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):  1e+006
       log Kow used: -5.18 (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:
       Esters

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.11E-019  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  9.061E-022 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -5.18  (KowWin est)
  Log Kaw used:  -16.775  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.595
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0816
   Biowin2 (Non-Linear Model)     :   0.9891
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9898  (weeks       )
   Biowin4 (Primary Survey Model) :   4.1703  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.9403
   Biowin6 (MITI Non-Linear Model):   0.7211
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0869
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  5.4E-011 Pa (4.05E-013 mm Hg)
  Log Koa (Koawin est  ): 11.595
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.56E+004 
       Octanol/air (Koa) model:  0.0966 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  0.885 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  75.3164 E-12 cm3/molecule-sec
      Half-Life =     0.142 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.704 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  6.186E-003  L/mol-sec
  Kb Half-Life at pH 8:       3.551  years  
  Kb Half-Life at pH 7:      35.505  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -5.18 (estimated)

 Volatilization from Water:
    Henry LC:  4.11E-019 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.561E+015  hours   (1.067E+014 days)
    Half-Life from Model Lake : 2.794E+016  hours   (1.164E+015 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.75  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       3.34e-005       3.41         1000       
   Water     39              360          1000       
   Soil      60.9            720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr

Click to predict properties on the Chemicalize site


Advertisement