ChemSpider 2D Image | 2-Methyl-D-norvaline | C6H13NO2

2-Methyl-D-norvaline

  • Molecular FormulaC6H13NO2
  • Average mass131.173 Da
  • Monoisotopic mass131.094635 Da
  • ChemSpider ID19984006

  • defined stereocentres - 1 of 1 defined stereocentres

More details:

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

(R)-2-Amino-2-methyl-pentanoic acid
110916-84-2 [RN]
2-Methyl-DL-norvaline
2-Methyl-D-norvalin [German] [ACD/IUPAC Name]
2-Methyl-D-norvaline [ACD/IUPAC Name]
2-Méthyl-D-norvaline [French] [ACD/IUPAC Name]
DL-Norvaline, 2-methyl-
D-Norvaline, 2-methyl- [ACD/Index Name]
(2R)-2-amino-2-methyl-pentanoic acid
(2R)-2-AMINO-2-METHYLPENTANOIC ACID
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Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.0±0.1 g/cm3
Boiling Point: 225.8±23.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 50.9±6.0 kJ/mol
Flash Point: 90.3±22.6 °C
Index of Refraction: 1.467
Molar Refractivity: 34.9±0.3 cm3
#H bond acceptors: 3
#H bond donors: 3
#Freely Rotating Bonds: 3
#Rule of 5 Violations: 0
ACD/LogP: 0.73
ACD/LogD (pH 5.5): -1.68
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -1.68
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: 40.0±3.0 dyne/cm
Molar Volume: 125.9±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) =  -1.55

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  410.49  (Adapted Stein & Brown method)
    Melting Pt (deg C):  286.88  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.76E-009  (Modified Grain method)
    Subcooled liquid VP: 4.62E-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):  1.647e+004
       log Kow used: -1.55 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  23536 mg/L

 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]:  6.036E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.55  (KowWin est)
  Log Kaw used:  -6.846  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  5.296
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7277
   Biowin2 (Non-Linear Model)     :   0.7642
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0862  (weeks       )
   Biowin4 (Primary Survey Model) :   3.9339  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7036
   Biowin6 (MITI Non-Linear Model):   0.7080
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.7588
 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):  0.000616 Pa (4.62E-006 mm Hg)
  Log Koa (Koawin est  ): 5.296
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00487 
       Octanol/air (Koa) model:  4.85E-008 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.15 
       Mackay model           :  0.28 
       Octanol/air (Koa) model:  3.88E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  24.4164 E-12 cm3/molecule-sec
      Half-Life =     0.438 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.257 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.215 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  7.536
      Log Koc:  0.877 

 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: -1.55 (estimated)

 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       0.104           10.5         1000       
   Water     39.7            360          1000       
   Soil      60.2            720          1000       
   Sediment  0.0726          3.24e+003    0          
     Persistence Time: 550 hr

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