ChemSpider 2D Image | N-Carbobenzyloxy-L-threonine | C12H15NO5

N-Carbobenzyloxy-L-threonine

  • Molecular FormulaC12H15NO5
  • Average mass253.251 Da
  • Monoisotopic mass253.095016 Da
  • ChemSpider ID16742616

  • defined stereocentres - 1 of 2 defined stereocentres

More details:

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

19728-63-3 [RN]
243-258-1 [EINECS]
L-Threonine, N-[(phenylmethoxy)carbonyl]- [ACD/Index Name]
N-((Benzyloxy)carbonyl)-L-threonine
N-[(Benzyloxy)carbonyl]-L-threonin [German] [ACD/IUPAC Name]
N-[(Benzyloxy)carbonyl]-L-threonine [ACD/IUPAC Name]
N-[(Benzyloxy)carbonyl]-L-thréonine [French] [ACD/IUPAC Name]
N-Carbobenzyloxy-L-threonine
(2S)-2-{[(BENZYLOXY)CARBONYL]AMINO}-3-HYDROXYBUTANOIC ACID
(2S,3R)-2-(((Benzyloxy)carbonyl)amino)-3-hydroxybutanoic acid
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

2335409 [DBID]
MFCD00065948 [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: 483.7±45.0 °C at 760 mmHg
    Vapour Pressure: 0.0±1.3 mmHg at 25°C
    Enthalpy of Vaporization: 78.9±3.0 kJ/mol
    Flash Point: 246.3±28.7 °C
    Index of Refraction: 1.562
    Molar Refractivity: 62.7±0.3 cm3
    #H bond acceptors: 6
    #H bond donors: 3
    #Freely Rotating Bonds: 6
    #Rule of 5 Violations: 0
    ACD/LogP: 1.18
    ACD/LogD (pH 5.5): -1.62
    ACD/BCF (pH 5.5): 1.00
    ACD/KOC (pH 5.5): 1.00
    ACD/LogD (pH 7.4): -2.85
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 1.00
    Polar Surface Area: 96 Å2
    Polarizability: 24.9±0.5 10-24cm3
    Surface Tension: 55.9±3.0 dyne/cm
    Molar Volume: 193.5±3.0 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) =  0.29

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  400.53  (Adapted Stein & Brown method)
    Melting Pt (deg C):  149.10  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  9.77E-009  (Modified Grain method)
    Subcooled liquid VP: 1.79E-007 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):  3.197e+004
       log Kow used: 0.29 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  5.4495e+005 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Esters-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.71E-017  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.018E-013 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.29  (KowWin est)
  Log Kaw used:  -14.562  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.852
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0660
   Biowin2 (Non-Linear Model)     :   0.9817
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.1394  (weeks       )
   Biowin4 (Primary Survey Model) :   4.1959  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1420
   Biowin6 (MITI Non-Linear Model):   0.1265
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4780
 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):  2.39E-005 Pa (1.79E-007 mm Hg)
  Log Koa (Koawin est  ): 14.852
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.126 
       Octanol/air (Koa) model:  175 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.82 
       Mackay model           :  0.91 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  34.6296 E-12 cm3/molecule-sec
      Half-Life =     0.309 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.706 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.865 (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 :  6.992E-004  L/mol-sec
  Kb Half-Life at pH 8:      31.412  years  
  Kb Half-Life at pH 7:     314.117  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 0.29 (estimated)

 Volatilization from Water:
    Henry LC:  6.71E-017 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.389E+013  hours   (5.786E+011 days)
    Half-Life from Model Lake : 1.515E+014  hours   (6.312E+012 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       1.01e-008       7.41         1000       
   Water     38              360          1000       
   Soil      61.9            720          1000       
   Sediment  0.0708          3.24e+003    0          
     Persistence Time: 586 hr

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