ChemSpider 2D Image | L-Prolyl-L-leucyl-N-hydroxy-L-alaninamide | C14H26N4O4

L-Prolyl-L-leucyl-N-hydroxy-L-alaninamide

  • Molecular FormulaC14H26N4O4
  • Average mass314.381 Da
  • Monoisotopic mass314.195404 Da
  • ChemSpider ID115129

  • defined stereocentres - 3 of 3 defined stereocentres

More details:

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

L-Alaninamide, L-prolyl-L-leucyl-N-hydroxy- [ACD/Index Name]
L-Prolyl-L-leucyl-N-hydroxy-L-alaninamid [German] [ACD/IUPAC Name]
L-Prolyl-L-leucyl-N-hydroxy-L-alaninamide [ACD/IUPAC Name]
L-Prolyl-L-leucyl-N-hydroxy-L-alaninamide [French] [ACD/IUPAC Name]
(2S)-N-[(1S)-1-(HYDROXYCARBAMOYL)ETHYL]-4-METHYL-2-[(2S)-PYRROLIDIN-2-YLFORMAMIDO]PENTANAMIDE
123984-21-4 [RN]
Pro-leu-ala-nhoh
Prolyl-leucyl-alanine hydroxamic acid

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

Density: 1.2±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.513
Molar Refractivity: 80.3±0.3 cm3
#H bond acceptors: 8
#H bond donors: 5
#Freely Rotating Bonds: 7
#Rule of 5 Violations: 1
ACD/LogP: -0.91
ACD/LogD (pH 5.5): -3.46
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -1.77
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.06
Polar Surface Area: 120 Å2
Polarizability: 31.8±0.5 10-24cm3
Surface Tension: 46.6±3.0 dyne/cm
Molar Volume: 267.4±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) =  -0.52

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  618.93  (Adapted Stein & Brown method)
    Melting Pt (deg C):  268.15  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.92E-017  (Modified Grain method)
    Subcooled liquid VP: 3.71E-014 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):  1370
       log Kow used: -0.52 (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:
       Aliphatic Amines

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.27E-020  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.391E-020 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.52  (KowWin est)
  Log Kaw used:  -18.032  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  17.512
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.1720
   Biowin2 (Non-Linear Model)     :   0.9935
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4204  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.8483  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0336
   Biowin6 (MITI Non-Linear Model):   0.0135
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.1532
 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):  4.95E-012 Pa (3.71E-014 mm Hg)
  Log Koa (Koawin est  ): 17.512
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  6.06E+005 
       Octanol/air (Koa) model:  7.98E+004 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 121.7962 E-12 cm3/molecule-sec
      Half-Life =     0.088 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.054 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    :  1.012E+004
      Log Koc:  4.005 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -0.52 (estimated)

 Volatilization from Water:
    Henry LC:  2.27E-020 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.573E+016  hours   (1.906E+015 days)
    Half-Life from Model Lake : 4.989E+017  hours   (2.079E+016 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       1.42e-005       2.11         1000       
   Water     46.3            900          1000       
   Soil      53.7            1.8e+003     1000       
   Sediment  0.089           8.1e+003     0          
     Persistence Time: 975 hr

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