ChemSpider 2D Image | Ethyl (5R)-2-O-benzyl-5-isobutyl-3,4-di-O-methyl-1-thio-alpha-D-lyxopyranoside | C20H32O4S

Ethyl (5R)-2-O-benzyl-5-isobutyl-3,4-di-O-methyl-1-thio-α-D-lyxopyranoside

  • Molecular FormulaC20H32O4S
  • Average mass368.531 Da
  • Monoisotopic mass368.202118 Da
  • ChemSpider ID9524124

  • defined stereocentres - 5 of 5 defined stereocentres

More details:

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

(5R)-2-O-Benzyl-5-isobutyl-3,4-di-O-méthyl-1-thio-α-D-lyxopyranoside d'éthyle [French] [ACD/IUPAC Name]
Ethyl (5R)-2-O-benzyl-5-isobutyl-3,4-di-O-methyl-1-thio-α-D-lyxopyranoside [ACD/IUPAC Name]
Ethyl-(5R)-2-O-benzyl-5-isobutyl-3,4-di-O-methyl-1-thio-α-D-lyxopyranosid [German] [ACD/IUPAC Name]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.1±0.1 g/cm3
Boiling Point: 456.6±45.0 °C at 760 mmHg
Vapour Pressure: 0.0±1.1 mmHg at 25°C
Enthalpy of Vaporization: 68.9±3.0 kJ/mol
Flash Point: 230.0±28.7 °C
Index of Refraction: 1.521
Molar Refractivity: 104.4±0.4 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 9
#Rule of 5 Violations: 1
ACD/LogP: 5.76
ACD/LogD (pH 5.5): 5.37
ACD/BCF (pH 5.5): 7131.75
ACD/KOC (pH 5.5): 19939.25
ACD/LogD (pH 7.4): 5.37
ACD/BCF (pH 7.4): 7131.75
ACD/KOC (pH 7.4): 19939.25
Polar Surface Area: 62 Å2
Polarizability: 41.4±0.5 10-24cm3
Surface Tension: 39.1±5.0 dyne/cm
Molar Volume: 342.5±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) =  3.44

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  417.82  (Adapted Stein & Brown method)
    Melting Pt (deg C):  144.04  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.9E-007  (Modified Grain method)
    Subcooled liquid VP: 3.05E-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):  5.515
       log Kow used: 3.44 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  161.07 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.38E-013  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.671E-008 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  3.44  (KowWin est)
  Log Kaw used:  -10.584  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  14.024
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.6893
   Biowin2 (Non-Linear Model)     :   0.0000
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.3721  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.2820  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.2805
   Biowin6 (MITI Non-Linear Model):   0.0004
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.7737
 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):  0.000407 Pa (3.05E-006 mm Hg)
  Log Koa (Koawin est  ): 14.024
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00738 
       Octanol/air (Koa) model:  25.9 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.21 
       Mackay model           :  0.371 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 210.6380 E-12 cm3/molecule-sec
      Half-Life =     0.051 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.609 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.291 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  100
      Log Koc:  2.000 

 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 = 1.949 (BCF = 88.93)
       log Kow used: 3.44 (estimated)

 Volatilization from Water:
    Henry LC:  6.38E-013 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.762E+009  hours   (7.34E+007 days)
    Half-Life from Model Lake : 1.922E+010  hours   (8.008E+008 days)

 Removal In Wastewater Treatment:
    Total removal:              11.74  percent
    Total biodegradation:        0.17  percent
    Total sludge adsorption:    11.56  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       6.24e-006       1.22         1000       
   Water     11.7            900          1000       
   Soil      87.6            1.8e+003     1000       
   Sediment  0.736           8.1e+003     0          
     Persistence Time: 1.83e+003 hr

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