ChemSpider 2D Image | (4R)-4-(3-Cyanobenzyl)-1-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-proline | C18H22N2O4

(4R)-4-(3-Cyanobenzyl)-1-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-proline

  • Molecular FormulaC18H22N2O4
  • Average mass330.378 Da
  • Monoisotopic mass330.157959 Da
  • ChemSpider ID2042758

  • defined stereocentres - 2 of 2 defined stereocentres

More details:

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

(4R)-4-(3-Cyanbenzyl)-1-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-prolin [German] [ACD/IUPAC Name]
(4R)-4-(3-Cyanobenzyl)-1-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-proline [ACD/IUPAC Name]
(4R)-4-(3-Cyanobenzyl)-1-{[(2-méthyl-2-propanyl)oxy]carbonyl}-L-proline [French] [ACD/IUPAC Name]
1,2-Pyrrolidinedicarboxylic acid, 4-[(3-cyanophenyl)methyl]-, 1-(1,1-dimethylethyl) ester, (2S,4R)- [ACD/Index Name]
(2S,4R)-1-(tert-Butoxycarbonyl)-4-(3-cyanobenzyl)pyrrolidine-2-carboxylic acid
(4R)-1-(tert-Butoxycarbonyl)-4-[(3-cyanophenyl)methyl]-L-proline
[959582-18-4] [RN]
959582-18-4 [RN]
boc-(r)-??-(3-cyano-benzyl)-l-proline
boc-(r)-γ-(3-cyano-benzyl)-l-proline
More...

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

Density: 1.2±0.1 g/cm3
Boiling Point: 502.1±40.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.4 mmHg at 25°C
Enthalpy of Vaporization: 81.2±3.0 kJ/mol
Flash Point: 257.5±27.3 °C
Index of Refraction: 1.570
Molar Refractivity: 87.6±0.4 cm3
#H bond acceptors: 6
#H bond donors: 1
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 0
ACD/LogP: 2.08
ACD/LogD (pH 5.5): 1.53
ACD/BCF (pH 5.5): 3.63
ACD/KOC (pH 5.5): 31.49
ACD/LogD (pH 7.4): -0.18
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 91 Å2
Polarizability: 34.7±0.5 10-24cm3
Surface Tension: 55.7±5.0 dyne/cm
Molar Volume: 266.7±5.0 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) =  3.45

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  460.64  (Adapted Stein & Brown method)
    Melting Pt (deg C):  194.21  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.45E-009  (Modified Grain method)
    Subcooled liquid VP: 2.67E-007 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):  12.39
       log Kow used: 3.45 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  19.352 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.33E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.561E-010 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.45  (KowWin est)
  Log Kaw used:  -11.662  (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)         :   0.9202
   Biowin2 (Non-Linear Model)     :   0.9698
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4176  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.6631  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0489
   Biowin6 (MITI Non-Linear Model):   0.0148
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.2147
 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):  3.56E-005 Pa (2.67E-007 mm Hg)
  Log Koa (Koawin est  ): 15.112
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0843 
       Octanol/air (Koa) model:  318 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.753 
       Mackay model           :  0.871 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  22.8243 E-12 cm3/molecule-sec
      Half-Life =     0.469 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.623 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.812 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  672.1
      Log Koc:  2.827 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  1.964E-020  L/mol-sec
  Kb Half-Life at pH 8: 1.118E+018  years  
  Kb Half-Life at pH 7: 1.118E+019  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 3.45 (estimated)

 Volatilization from Water:
    Henry LC:  5.33E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.997E+010  hours   (8.319E+008 days)
    Half-Life from Model Lake : 2.178E+011  hours   (9.076E+009 days)

 Removal In Wastewater Treatment:
    Total removal:              11.94  percent
    Total biodegradation:        0.17  percent
    Total sludge adsorption:    11.77  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       2.1e-006        11.2         1000       
   Water     11.7            900          1000       
   Soil      87.6            1.8e+003     1000       
   Sediment  0.752           8.1e+003     0          
     Persistence Time: 1.84e+003 hr

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