ChemSpider 2D Image | L-(+)-norleucine | C6H13NO2

L-(+)-norleucine

  • Molecular FormulaC6H13NO2
  • Average mass131.173 Da
  • Monoisotopic mass131.094635 Da
  • ChemSpider ID19964
  • defined stereocentres - 1 of 1 defined stereocentres


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

L-(+)-norleucine
(2S)-2-aminohexanoic acid
(2S)-2-Aminohexansäure [German]
(S)-(+)-2-Aminohexanoic acid
(S)-2-Aminocaproic acid
(S)-2-amino-Hexanoic acid
(S)-2-Aminohexanoic acid
(S)-a-Aminocaproic acid
(S)-Aminohexanoic acid
(S)-Norleucine
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

CHEBI:44556 [DBID]
MFCD00064423 [DBID]
1721750; 5241165 [DBID]
bmse000411 [DBID]
BRN 1721750 [DBID]
C01933 [DBID]
CHEBI:18347 [DBID]
LI7 [DBID]
N6877_SIGMA [DBID]
N8513_SIGMA [DBID]
More...
  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Safety:

      CAUTION: May irritate eyes, skin, and respiratory tract Alfa Aesar L03913
    • Chemical Class:

      A non-proteinogenic <stereo>L</stereo>-<locant>alpha</locant>-amino acid comprising hexanoic acid carrying an amino group at C-2. It does not occur naturally. ChEBI CHEBI:18347, CHEBI:58455
      A non-proteinogenic L-alpha-amino acid comprising hexanoic acid carrying an amino group at C-2. It does not occur naturally. ChEBI https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:18347, CHEBI:18347
      An <stereo>L</stereo>-<locant>alpha</locant>-amino acid zwitterion obtained from <stereo>L</stereo>-2-aminohexanoic acid by transfer of a proton from the carboxy group to the amino group. It is the ma jor species at pH 7.3. ChEBI CHEBI:18347, CHEBI:58455
      An L-alpha-amino acid zwitterion obtained from L-2-aminohexanoic acid by transfer of a proton from the carboxy group to the amino group. It is the ma; jor species at pH 7.3. ChEBI https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:58455
      An L-alpha-amino acid zwitterion obtained from L-2-aminohexanoic acid by transfer of a proton from the carboxy group to the amino group. It is the major species at pH 7.3. ChEBI CHEBI:58455

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

Density: 1.0±0.1 g/cm3
Boiling Point: 234.0±23.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.0 mmHg at 25°C
Enthalpy of Vaporization: 51.9±6.0 kJ/mol
Flash Point: 95.3±22.6 °C
Index of Refraction: 1.465
Molar Refractivity: 34.9±0.3 cm3
#H bond acceptors: 3
#H bond donors: 3
#Freely Rotating Bonds: 4
#Rule of 5 Violations: 0
ACD/LogP: 0.92
ACD/LogD (pH 5.5): -1.66
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -1.66
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 63 Å2
Polarizability: 13.8±0.5 10-24cm3
Surface Tension: 40.8±3.0 dyne/cm
Molar Volume: 126.3±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) =  -1.52
    Log Kow (Exper. database match) =  -1.53
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  415.09  (Adapted Stein & Brown method)
    Melting Pt (deg C):  274.49  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.37E-009  (Modified Grain method)
    MP  (exp database):  327 dec deg C
    Subcooled liquid VP: 3.56E-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):  1.569e+004
       log Kow used: -1.53 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  1.2e+004 mg/L (25 deg C)
        Exper. Ref:  SEIDELL,A (1941)
     Water Sol (Exper. database match) =  1.18e+004 mg/L (25 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)
     Water Sol (Exper. database match) =  1.14e+004 mg/L (25 deg C)
        Exper. Ref:  BEILSTEIN

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  16026 mg/L
    Wat Sol (Exper. database match) =  12000.00
       Exper. Ref:  SEIDELL,A (1941)
    Wat Sol (Exper. database match) =  11800.00
       Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)
    Wat Sol (Exper. database match) =  11400.00
       Exper. Ref:  BEILSTEIN

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   3.49E-009  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.507E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.53  (exp database)
  Log Kaw used:  -6.846  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.316
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0200
   Biowin2 (Non-Linear Model)     :   0.9914
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.5967  (days-weeks  )
   Biowin4 (Primary Survey Model) :   4.3564  (hours-days  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6343
   Biowin6 (MITI Non-Linear Model):   0.6893
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7150
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.000475 Pa (3.56E-006 mm Hg)
  Log Koa (Koawin est  ): 5.316
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00632 
       Octanol/air (Koa) model:  5.08E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.186 
       Mackay model           :  0.336 
       Octanol/air (Koa) model:  4.07E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  42.3059 E-12 cm3/molecule-sec
      Half-Life =     0.253 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.034 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.261 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  9.356
      Log Koc:  0.971 

 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: -1.53 (expkow database)

 Volatilization from Water:
    Henry LC:  3.49E-009 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.921E+005  hours   (8006 days)
    Half-Life from Model Lake : 2.096E+006  hours   (8.734E+004 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.75  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       0.276           6.07         1000       
   Water     36.6            208          1000       
   Soil      63.1            416          1000       
   Sediment  0.0633          1.87e+003    0          
     Persistence Time: 336 hr




                    

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