ChemSpider 2D Image | Boc-Phe(4-NH2)-OH | C14H20N2O4

Boc-Phe(4-NH2)-OH

  • Molecular FormulaC14H20N2O4
  • Average mass280.320 Da
  • Monoisotopic mass280.142303 Da
  • ChemSpider ID2042212

  • defined stereocentres - 1 of 1 defined stereocentres

More details:

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

(2S)-3-(4-Aminophenyl)-2-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)propanoic acid
(S)-3-(4-Aminophenyl)-2-((tert-butoxycarbonyl)amino)propanoic acid
4-Amino-N-(tert-butoxycarbonyl)-L-phenylalanine
4-Amino-N-[(1,1-dimethylethoxy)carbonyl]-1-phenylalanine
4-Amino-N-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-phenylalanin [German] [ACD/IUPAC Name]
4-Amino-N-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-phenylalanine [ACD/IUPAC Name]
4-Amino-N-{[(2-méthyl-2-propanyl)oxy]carbonyl}-L-phénylalanine [French] [ACD/IUPAC Name]
4-Amino-N-Boc-L-Phenylalanine
55533-24-9 [RN]
Boc-4-amino-L-phenylalanine
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

CCRIS 4693 [DBID]
  • Experimental Physico-chemical Properties
  • Miscellaneous

    • Safety:

      CAUTION: May irritate eyes, skin, and respiratory tract Alfa Aesar H51980

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

Density: 1.2±0.1 g/cm3
Boiling Point: 484.9±40.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.3 mmHg at 25°C
Enthalpy of Vaporization: 79.0±3.0 kJ/mol
Flash Point: 247.0±27.3 °C
Index of Refraction: 1.560
Molar Refractivity: 74.7±0.3 cm3
#H bond acceptors: 6
#H bond donors: 4
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 0
ACD/LogP: 1.68
ACD/LogD (pH 5.5): -0.51
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.57
ACD/LogD (pH 7.4): -2.01
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 102 Å2
Polarizability: 29.6±0.5 10-24cm3
Surface Tension: 50.4±3.0 dyne/cm
Molar Volume: 230.9±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) =  1.78

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  422.01  (Adapted Stein & Brown method)
    Melting Pt (deg C):  174.12  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.87E-008  (Modified Grain method)
    Subcooled liquid VP: 2.41E-006 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):  1195
       log Kow used: 1.78 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  15042 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.14E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.121E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.78  (KowWin est)
  Log Kaw used:  -13.332  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  15.112
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4033
   Biowin2 (Non-Linear Model)     :   0.0853
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4757  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6921  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.1465
   Biowin6 (MITI Non-Linear Model):   0.0107
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.4973
 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):  0.000321 Pa (2.41E-006 mm Hg)
  Log Koa (Koawin est  ): 15.112
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00934 
       Octanol/air (Koa) model:  318 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.252 
       Mackay model           :  0.428 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 149.4405 E-12 cm3/molecule-sec
      Half-Life =     0.072 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.859 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.34 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  66.42
      Log Koc:  1.822 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  4.928E-006  L/mol-sec
  Kb Half-Life at pH 8:    4456.481  years  
  Kb Half-Life at pH 7: 4.456E+004  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 1.78 (estimated)

 Volatilization from Water:
    Henry LC:  1.14E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 8.599E+011  hours   (3.583E+010 days)
    Half-Life from Model Lake : 9.381E+012  hours   (3.909E+011 days)

 Removal In Wastewater Treatment:
    Total removal:               2.09  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.99  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       1.71e-008       1.72         1000       
   Water     27.3            900          1000       
   Soil      72.6            1.8e+003     1000       
   Sediment  0.0841          8.1e+003     0          
     Persistence Time: 1.31e+003 hr

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