ChemSpider 2D Image | (2S)-5-(9H-Fluoren-9-ylmethoxy)-2-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-5-oxopentanoic acid | C24H27NO6

(2S)-5-(9H-Fluoren-9-ylmethoxy)-2-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-5-oxopentanoic acid

  • Molecular FormulaC24H27NO6
  • Average mass425.474 Da
  • Monoisotopic mass425.183838 Da
  • ChemSpider ID115033
  • defined stereocentres - 1 of 1 defined stereocentres


More details:






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

(2S)-2-[(tert-Butoxycarbonyl)amino]-5-(9H-fluoren-9-ylmethoxy)-5-oxopentanoic acid (non-preferred name)
(2S)-5-(9H-Fluoren-9-ylmethoxy)-2-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-5-oxopentanoic acid [ACD/IUPAC Name]
(2S)-5-(9H-Fluoren-9-ylmethoxy)-2-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-5-oxopentansäure [German] [ACD/IUPAC Name]
123417-18-5 [RN]
Acide (2S)-5-(9H-fluorén-9-ylméthoxy)-2-({[(2-méthyl-2-propanyl)oxy]carbonyl}amino)-5-oxopentanoïque [French] [ACD/IUPAC Name]
L-Glutamic acid, N-[(1,1-dimethylethoxy)carbonyl]-, 5-(9H-fluoren-9-ylmethyl) ester [ACD/Index Name]
(2S)-2-[(TERT-BUTOXYCARBONYL)AMINO]-5-(9H-FLUOREN-9-YLMETHOXY)-5-OXOPENTANOIC ACID
(2S)-2-{[(TERT-BUTOXY)CARBONYL]AMINO}-5-(9H-FLUOREN-9-YLMETHOXY)-5-OXOPENTANOIC ACID
(2S)-2-{[(TERT-BUTOXY)CARBONYL]AMINO}-5-[(9H-FLUOREN-9-YL)METHOXY]-5-OXOPENTANOIC ACID
(2S)-5-(9H-fluoren-9-ylmethoxy)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-5-oxopentanoic acid
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    Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

    Density: 1.2±0.1 g/cm3
    Boiling Point: 633.5±55.0 °C at 760 mmHg
    Vapour Pressure: 0.0±2.0 mmHg at 25°C
    Enthalpy of Vaporization: 98.4±3.0 kJ/mol
    Flash Point: 337.0±31.5 °C
    Index of Refraction: 1.571
    Molar Refractivity: 113.5±0.3 cm3
    #H bond acceptors: 7
    #H bond donors: 2
    #Freely Rotating Bonds: 10
    #Rule of 5 Violations: 1
    ACD/LogP: 5.26
    ACD/LogD (pH 5.5): 2.47
    ACD/BCF (pH 5.5): 13.68
    ACD/KOC (pH 5.5): 55.73
    ACD/LogD (pH 7.4): 1.04
    ACD/BCF (pH 7.4): 1.00
    ACD/KOC (pH 7.4): 2.06
    Polar Surface Area: 102 Å2
    Polarizability: 45.0±0.5 10-24cm3
    Surface Tension: 50.5±3.0 dyne/cm
    Molar Volume: 345.3±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) =  4.34
    
     Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
        Boiling Pt (deg C):  533.34  (Adapted Stein & Brown method)
        Melting Pt (deg C):  227.26  (Mean or Weighted MP)
        VP(mm Hg,25 deg C):  2.63E-011  (Modified Grain method)
        Subcooled liquid VP: 3.9E-009 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):  0.08071
           log Kow used: 4.34 (estimated)
           no-melting pt equation used
    
     Water Sol Estimate from Fragments:
        Wat Sol (v1.01 est) =  0.42999 mg/L
    
     ECOSAR Class Program (ECOSAR v0.99h):
        Class(es) found:
           Esters-acid
    
     Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
       Bond Method :   3.82E-016  atm-m3/mole
       Group Method:   Incomplete
     Henrys LC [VP/WSol estimate using EPI values]:  1.824E-010 atm-m3/mole
    
     Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
      Log Kow used:  4.34  (KowWin est)
      Log Kaw used:  -13.806  (HenryWin est)
          Log Koa (KOAWIN v1.10 estimate):  18.146
          Log Koa (experimental database):  None
    
     Probability of Rapid Biodegradation (BIOWIN v4.10):
       Biowin1 (Linear Model)         :   0.7421
       Biowin2 (Non-Linear Model)     :   0.8253
     Expert Survey Biodegradation Results:
       Biowin3 (Ultimate Survey Model):   2.4300  (weeks-months)
       Biowin4 (Primary Survey Model) :   3.8201  (days        )
     MITI Biodegradation Probability:
       Biowin5 (MITI Linear Model)    :   0.1502
       Biowin6 (MITI Non-Linear Model):   0.0527
     Anaerobic Biodegradation Probability:
       Biowin7 (Anaerobic Linear Model): -0.3109
     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):  5.2E-007 Pa (3.9E-009 mm Hg)
      Log Koa (Koawin est  ): 18.146
       Kp (particle/gas partition coef. (m3/ug)):
           Mackay model           :  5.77 
           Octanol/air (Koa) model:  3.44E+005 
       Fraction sorbed to airborne particulates (phi):
           Junge-Pankow model     :  0.995 
           Mackay model           :  0.998 
           Octanol/air (Koa) model:  1 
    
     Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
       Hydroxyl Radicals Reaction:
          OVERALL OH Rate Constant =  30.4312 E-12 cm3/molecule-sec
          Half-Life =     0.351 Days (12-hr day; 1.5E6 OH/cm3)
          Half-Life =     4.218 Hrs
       Ozone Reaction:
          No Ozone Reaction Estimation
       Fraction sorbed to airborne particulates (phi): 0.997 (Junge,Mackay)
        Note: the sorbed fraction may be resistant to atmospheric oxidation
    
     Soil Adsorption Coefficient (PCKOCWIN v1.66):
          Koc    :  1.606E+004
          Log Koc:  4.206 
    
     Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
      Total Kb for pH > 8 at 25 deg C :  3.416E-002  L/mol-sec
      Kb Half-Life at pH 8:     234.812  days   
      Kb Half-Life at pH 7:       6.429  years  
    
     Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
       Log BCF from regression-based method = 0.500 (BCF = 3.162)
           log Kow used: 4.34 (estimated)
    
     Volatilization from Water:
        Henry LC:  3.82E-016 atm-m3/mole  (estimated by Bond SAR Method)
        Half-Life from Model River: 3.162E+012  hours   (1.317E+011 days)
        Half-Life from Model Lake : 3.449E+013  hours   (1.437E+012 days)
    
     Removal In Wastewater Treatment:
        Total removal:              47.43  percent
        Total biodegradation:        0.46  percent
        Total sludge adsorption:    46.97  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       9.18e-007       8.44         1000       
       Water     10.4            900          1000       
       Soil      84.2            1.8e+003     1000       
       Sediment  5.4             8.1e+003     0          
         Persistence Time: 1.95e+003 hr
    
    
    
    
                        

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