ChemSpider 2D Image | BOC-ALA-OBZL | C15H21NO4

BOC-ALA-OBZL

  • Molecular FormulaC15H21NO4
  • Average mass279.332 Da
  • Monoisotopic mass279.147064 Da
  • ChemSpider ID9147948

  • defined stereocentres - 1 of 1 defined stereocentres

More details:

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

51814-54-1 [RN]
Alanine, N-[(1,1-dimethylethoxy)carbonyl]-, phenylmethyl ester [ACD/Index Name]
Benzyl N-(tert-butoxycarbonyl)-L-alaninate
Benzyl N-{[(2-methyl-2-propanyl)oxy]carbonyl}alaninate [ACD/IUPAC Name]
Benzyl-N-{[(2-methyl-2-propanyl)oxy]carbonyl}alaninat [German] [ACD/IUPAC Name]
BOC-ALA-OBZL
N-{[(2-Méthyl-2-propanyl)oxy]carbonyl}alaninate de benzyle [French] [ACD/IUPAC Name]
N-Boc-L-alanine Benzyl Ester
(S)-Benzyl 2-((tert-butoxycarbonyl)amino)propanoate
(S)-Benzyl 2-(Boc-amino)propionate
More...

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

Density: 1.1±0.1 g/cm3
Boiling Point: 392.7±25.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 64.2±3.0 kJ/mol
Flash Point: 191.3±23.2 °C
Index of Refraction: 1.505
Molar Refractivity: 75.3±0.3 cm3
#H bond acceptors: 5
#H bond donors: 1
#Freely Rotating Bonds: 7
#Rule of 5 Violations: 0
ACD/LogP: 3.41
ACD/LogD (pH 5.5): 3.15
ACD/BCF (pH 5.5): 145.46
ACD/KOC (pH 5.5): 1229.42
ACD/LogD (pH 7.4): 3.15
ACD/BCF (pH 7.4): 145.44
ACD/KOC (pH 7.4): 1229.22
Polar Surface Area: 65 Å2
Polarizability: 29.9±0.5 10-24cm3
Surface Tension: 38.4±3.0 dyne/cm
Molar Volume: 254.0±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) =  3.48

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  328.76  (Adapted Stein & Brown method)
    Melting Pt (deg C):  18.73  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  0.000418  (Modified Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  17.11
       log Kow used: 3.48 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  150.89 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.03E-009  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.979E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.48  (KowWin est)
  Log Kaw used:  -7.376  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.856
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.8124
   Biowin2 (Non-Linear Model)     :   0.9853
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4853  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.7188  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1853
   Biowin6 (MITI Non-Linear Model):   0.1394
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0767
 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):  0.0557 Pa (0.000418 mm Hg)
  Log Koa (Koawin est  ): 10.856
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  5.38E-005 
       Octanol/air (Koa) model:  0.0176 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00194 
       Mackay model           :  0.00429 
       Octanol/air (Koa) model:  0.585 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  14.2191 E-12 cm3/molecule-sec
      Half-Life =     0.752 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     9.027 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.00311 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1253
      Log Koc:  3.098 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.464E-001  L/mol-sec
  Kb Half-Life at pH 8:      54.798  days   
  Kb Half-Life at pH 7:       1.500  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.983 (BCF = 96.07)
       log Kow used: 3.48 (estimated)

 Volatilization from Water:
    Henry LC:  1.03E-009 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:   9.5E+005  hours   (3.959E+004 days)
    Half-Life from Model Lake : 1.036E+007  hours   (4.318E+005 days)

 Removal In Wastewater Treatment:
    Total removal:              12.58  percent
    Total biodegradation:        0.18  percent
    Total sludge adsorption:    12.40  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       0.00756         18.1         1000       
   Water     11.7            900          1000       
   Soil      87.5            1.8e+003     1000       
   Sediment  0.809           8.1e+003     0          
     Persistence Time: 1.82e+003 hr

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