ChemSpider 2D Image | N-Acetyl-S-(2-carboxypropyl)-L-cysteine | C9H15NO5S

N-Acetyl-S-(2-carboxypropyl)-L-cysteine

  • Molecular FormulaC9H15NO5S
  • Average mass249.284 Da
  • Monoisotopic mass249.067093 Da
  • ChemSpider ID152914

  • defined stereocentres - 1 of 2 defined stereocentres

More details:

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

L-Cysteine, N-acetyl-S-(2-carboxypropyl)- [ACD/Index Name]
N-Acetyl-S-(2-carboxypropyl)-L-cystein [German] [ACD/IUPAC Name]
N-Acetyl-S-(2-carboxypropyl)-L-cysteine [ACD/IUPAC Name]
N-Acétyl-S-(2-carboxypropyl)-L-cystéine [French] [ACD/IUPAC Name]
(2R)-2-Acetamido-3-((2-carboxypropyl)thio)propanoic acid
3-{[(2R)-2-CARBOXY-2-ACETAMIDOETHYL]SULFANYL}-2-METHYLPROPANOIC ACID
73614-35-4 [RN]
910898-81-6 [RN]
N-acetyl-S-(2-carboxypropyl) cysteine
N-Acetyl-S-(2-carboxypropyl)cysteine [ACD/IUPAC Name]
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Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 1.3±0.1 g/cm3
Boiling Point: 562.4±50.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.3 mmHg at 25°C
Enthalpy of Vaporization: 92.4±6.0 kJ/mol
Flash Point: 293.9±30.1 °C
Index of Refraction: 1.537
Molar Refractivity: 58.4±0.3 cm3
#H bond acceptors: 6
#H bond donors: 3
#Freely Rotating Bonds: 7
#Rule of 5 Violations: 0
ACD/LogP: -0.18
ACD/LogD (pH 5.5): -4.06
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -5.24
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 129 Å2
Polarizability: 23.2±0.5 10-24cm3
Surface Tension: 56.3±3.0 dyne/cm
Molar Volume: 187.0±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) =  0.19

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  463.95  (Adapted Stein & Brown method)
    Melting Pt (deg C):  195.76  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.53E-009  (Modified Grain method)
    Subcooled liquid VP: 2.21E-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):  1.645e+004
       log Kow used: 0.19 (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:
       Neutral Organics-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.76E-019  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.039E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.19  (KowWin est)
  Log Kaw used:  -16.559  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.749
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9844
   Biowin2 (Non-Linear Model)     :   0.9691
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.3233  (days-weeks  )
   Biowin4 (Primary Survey Model) :   4.4647  (hours-days  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4578
   Biowin6 (MITI Non-Linear Model):   0.3063
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2029
 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):  2.95E-005 Pa (2.21E-007 mm Hg)
  Log Koa (Koawin est  ): 16.749
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.102 
       Octanol/air (Koa) model:  1.38E+004 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.786 
       Mackay model           :  0.891 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  35.5581 E-12 cm3/molecule-sec
      Half-Life =     0.301 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.610 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.838 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  69.23
      Log Koc:  1.840 

 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: 0.19 (estimated)

 Volatilization from Water:
    Henry LC:  6.76E-019 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.367E+015  hours   (5.698E+013 days)
    Half-Life from Model Lake : 1.492E+016  hours   (6.216E+014 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       1.47e-010       7.22         1000       
   Water     33.8            208          1000       
   Soil      66.1            416          1000       
   Sediment  0.0593          1.87e+003    0          
     Persistence Time: 390 hr

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