ChemSpider 2D Image | Met-trp | C16H21N3O3S

Met-trp

  • Molecular FormulaC16H21N3O3S
  • Average mass335.421 Da
  • Monoisotopic mass335.130371 Da
  • ChemSpider ID10442696

More details:

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

Methionyltryptophan [ACD/IUPAC Name]
Methionyltryptophan [German] [ACD/IUPAC Name]
Methionyl-tryptophan
Méthionyltryptophane [French] [ACD/IUPAC Name]
Met-trp
Tryptophan, methionyl- [ACD/Index Name]
2-[2-AMINO-4-(METHYLSULFANYL)BUTANAMIDO]-3-(1H-INDOL-3-YL)PROPANOIC ACID
60535-02-6 [RN]
H-MET-TRP-OH
L-Methionyl-L-tryptophan [ACD/IUPAC Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

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

Density: 1.3±0.1 g/cm3
Boiling Point: 667.9±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.1 mmHg at 25°C
Enthalpy of Vaporization: 103.1±3.0 kJ/mol
Flash Point: 357.7±31.5 °C
Index of Refraction: 1.653
Molar Refractivity: 92.5±0.3 cm3
#H bond acceptors: 6
#H bond donors: 5
#Freely Rotating Bonds: 8
#Rule of 5 Violations: 1
ACD/LogP: 1.42
ACD/LogD (pH 5.5): -1.14
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -1.43
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 134 Å2
Polarizability: 36.7±0.5 10-24cm3
Surface Tension: 64.2±3.0 dyne/cm
Molar Volume: 252.7±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) =  1.09

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  612.76  (Adapted Stein & Brown method)
    Melting Pt (deg C):  323.41  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.47E-014  (Modified Grain method)
    Subcooled liquid VP: 3.42E-011 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):  890.8
       log Kow used: 1.09 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  89736 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 :   2.48E-021  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.283E-018 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.09  (KowWin est)
  Log Kaw used:  -18.994  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  20.084
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.0792
   Biowin2 (Non-Linear Model)     :   0.9633
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.7179  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.9296  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0386
   Biowin6 (MITI Non-Linear Model):   0.0138
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.3260
 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):  4.56E-009 Pa (3.42E-011 mm Hg)
  Log Koa (Koawin est  ): 20.084
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  658 
       Octanol/air (Koa) model:  2.98E+007 
   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 = 268.3521 E-12 cm3/molecule-sec
      Half-Life =     0.040 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =    28.698 Min
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   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    :  4724
      Log Koc:  3.674 

 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: 1.09 (estimated)

 Volatilization from Water:
    Henry LC:  2.48E-021 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.324E+017  hours   (1.802E+016 days)
    Half-Life from Model Lake : 4.717E+018  hours   (1.965E+017 days)

 Removal In Wastewater Treatment:
    Total removal:               1.90  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.80  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       2.16e-009       0.957        1000       
   Water     39.6            900          1000       
   Soil      60.4            1.8e+003     1000       
   Sediment  0.0853          8.1e+003     0          
     Persistence Time: 1.07e+003 hr

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